Ft McMurray Weather Records (CA003062695)

Record envelope, standing records and threshold days for Ft McMurray (CA003062695), Alberta, Canada, with 37 years of record.

Key Facts for Ft McMurray

Ft McMurray (CA003062695) is a weather station in Alberta, Canada at 56.73 latitude and -111.38 longitude, 253 m (830 ft) above sea level.
The station reports from 1908 to 1944, 37 years of record.
1,464 records set at Ft McMurray still stand.
Records are tracked for tmax, tmin, prcp, snow: an element needs 30 years of data to be eligible.
Ft McMurray tied a daily record precipitation of 1.3 mm (0.05 in) on 27 November 1944.

About the Station

Location: Alberta, Canada, 56.73 latitude, -111.38 longitude.
Elevation: 253 m (830 ft).
Period of record: 1908 to 1944, 37 years.
Eligible elements: tmax, tmin, prcp, snow.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at Ft McMurray. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Ft McMurray, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	12.2 C (54.0 F)	-51.7 C (-61.1 F)	n/a	n/a
Feb	16.1 C (61.0 F)	-53.3 C (-63.9 F)	n/a	n/a
Mar	17.8 C (64.0 F)	-43.3 C (-45.9 F)	n/a	n/a
Apr	35.0 C (95.0 F)	-32.8 C (-27.0 F)	n/a	n/a
May	36.7 C (98.1 F)	-10.6 C (12.9 F)	n/a	n/a
Jun	36.7 C (98.1 F)	-6.1 C (21.0 F)	n/a	n/a
Jul	38.9 C (102.0 F)	-2.8 C (27.0 F)	n/a	n/a
Aug	35.0 C (95.0 F)	-6.1 C (21.0 F)	n/a	n/a
Sep	31.7 C (89.1 F)	-13.3 C (8.1 F)	n/a	n/a
Oct	29.4 C (84.9 F)	-23.3 C (-9.9 F)	n/a	n/a
Nov	15.6 C (60.1 F)	-41.7 C (-43.1 F)	n/a	n/a
Dec	10.0 C (50.0 F)	-53.3 C (-63.9 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Ft McMurray still stand. 1919 holds the most, with 67.

Standing records at Ft McMurray by the year they were set
Year set	Standing records
1908	47
1909	43
1910	17
1914	22
1915	23
1916	53
1917	55
1918	27
1919	67
1920	33
1921	37
1922	21
1923	46
1924	56
1925	56
1926	62
1927	47
1928	66
1929	46
1930	49
1931	38
1932	39
1933	43
1934	52
1935	51
1936	57
1937	34
1938	36
1939	38
1940	33
1941	32
1942	50
1943	40
1944	48

Wettest Day of Each Month

Jul: 88.4 mm (3.5 in)

The wettest day on record for each calendar month at Ft McMurray. The most was 88.4 mm (3.5 in) on 3 July 1929.

Record daily precipitation for each month at Ft McMurray
Month	Record daily precipitation (mm)	Date
Jan	19.1 mm (0.8 in)	13 January 1941
Feb	12.2 mm (0.5 in)	20 February 1932
Mar	33.0 mm (1.3 in)	22 March 1942
Apr	20.3 mm (0.8 in)	1 April 1928
May	73.4 mm (2.9 in)	19 May 1937
Jun	53.8 mm (2.1 in)	24 June 1910
Jul	88.4 mm (3.5 in)	3 July 1929
Aug	66.8 mm (2.6 in)	18 August 1932
Sep	33.5 mm (1.3 in)	19 September 1914
Oct	29.7 mm (1.2 in)	1 October 1937
Nov	19.8 mm (0.8 in)	1 November 1922
Dec	30.5 mm (1.2 in)	15 December 1916

Period of Record Coverage

1908 to 1944

34 years of record at Ft McMurray, 1908 to 1944. 6 years have data for under 90 percent of days and are left out of rankings: 1908, 1909, 1910, 1914, 1915, 1918.

Days with data per year at Ft McMurray
Year	Days with data	Share of year	Complete
1908	214	58%	No
1909	117	32%	No
1910	181	50%	No
1914	183	50%	No
1915	184	50%	No
1916	364	99%	Yes
1917	355	97%	Yes
1918	204	56%	No
1919	365	100%	Yes
1920	366	100%	Yes
1921	365	100%	Yes
1922	365	100%	Yes
1923	365	100%	Yes
1924	366	100%	Yes
1925	365	100%	Yes
1926	365	100%	Yes
1927	365	100%	Yes
1928	366	100%	Yes
1929	365	100%	Yes
1930	365	100%	Yes
1931	365	100%	Yes
1932	366	100%	Yes
1933	363	99%	Yes
1934	365	100%	Yes
1935	365	100%	Yes
1936	366	100%	Yes
1937	365	100%	Yes
1938	365	100%	Yes
1939	364	100%	Yes
1940	366	100%	Yes
1941	365	100%	Yes
1942	358	98%	Yes
1943	365	100%	Yes
1944	335	92%	Yes

Latest Records

Latest records at Ft McMurray
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 November 1944	Ft McMurray, CA	daily rain (Tie)	1.3 mm (0.05 in)	tie	34 years	3 of 100 (Routine)
27 November 1944	Ft McMurray, CA	daily snowfall (Tie)	1.3 cm (0.5 in)	tie	34 years	3 of 100 (Routine)
20 November 1944	Ft McMurray, CA	daily high min	-1.7 C (28.9 F)	1.1 C (2.0 F)	27 years	12 of 100 (Routine)
18 November 1944	Ft McMurray, CA	daily high min (Tie)	-2.2 C (28.0 F)	tie	27 years	2 of 100 (Routine)
8 November 1944	Ft McMurray, CA	daily high min	-1.7 C (28.9 F)	2.2 C (4.0 F)	1 year	5 of 100 (Routine)
7 November 1944	Ft McMurray, CA	daily high min	-1.7 C (28.9 F)	1.1 C (2.0 F)	7 years	6 of 100 (Routine)
3 November 1944	Ft McMurray, CA	daily low min	-20.0 C (-4.0 F)	1.7 C (3.1 F)	19 years	10 of 100 (Routine)
23 October 1944	Ft McMurray, CA	daily rain (Tie)	10.2 mm (0.4 in)	tie	11 years	1 of 100 (Routine)
19 October 1944	Ft McMurray, CA	daily high min	5.6 C (42.1 F)	1.7 C (3.1 F)	13 years	9 of 100 (Routine)
18 October 1944	Ft McMurray, CA	daily high max	21.1 C (70.0 F)	0.5 C (0.9 F)	2 years	3 of 100 (Routine)
17 October 1944	Ft McMurray, CA	daily high min	6.1 C (43.0 F)	1.1 C (2.0 F)	30 years	14 of 100 (Routine)
16 October 1944	Ft McMurray, CA	daily high max	25.6 C (78.1 F)	4.5 C (8.1 F)	13 years	12 of 100 (Routine)
15 October 1944	Ft McMurray, CA	daily high max	23.9 C (75.0 F)	5.0 C (9.0 F)	2 years	9 of 100 (Routine)
14 October 1944	Ft McMurray, CA	daily high max	25.0 C (77.0 F)	3.9 C (7.0 F)	34 years	18 of 100 (Routine)
30 September 1944	Ft McMurray, CA	monthly low min	-13.3 C (8.1 F)	0.5 C (0.9 F)	18 years	19 of 100 (Routine)
30 September 1944	Ft McMurray, CA	daily low max (Tie)	6.1 C (43.0 F)	tie	16 years	1 of 100 (Routine)
29 September 1944	Ft McMurray, CA	daily low max	0.6 C (33.1 F)	6.1 C (11.0 F)	14 years	17 of 100 (Routine)
17 September 1944	Ft McMurray, CA	daily rain	12.2 mm (0.5 in)	4.1 mm (0.16 in)	2 years	9 of 100 (Routine)
13 September 1944	Ft McMurray, CA	daily high max	30.0 C (86.0 F)	1.7 C (3.1 F)	27 years	13 of 100 (Routine)
12 September 1944	Ft McMurray, CA	daily high max	30.0 C (86.0 F)	3.3 C (5.9 F)	1 year	8 of 100 (Routine)

Climate Trend

25 complete years, 1916 to 1941

One stripe for each of 25 complete years at Ft McMurray, 1916 to 1941. Blue stripes are years cooler than the station's own mean of -1.1 C (30.1 F); red stripes are warmer. The coolest year was 1933, at -3.7 C (25.4 F), and the warmest was 1938, at 0.9 C (33.6 F). The strongest colour marks a difference of 2.7 C (4.9 F).

Annual mean temperature at Ft McMurray as warming stripes, 1916 to 1941
Year	Annual mean temperature	Difference from the station mean
1916	-1.3 C	-0.23 C
1917	-2.0 C	-1.00 C
1919	-1.5 C	-0.47 C
1920	-0.5 C	+0.56 C
1921	-0.5 C	+0.50 C
1922	-1.2 C	-0.19 C
1923	-1.1 C	-0.09 C
1924	-1.1 C	-0.02 C
1925	-1.8 C	-0.72 C
1926	-0.4 C	+0.60 C
1927	-2.6 C	-1.51 C
1928	0.1 C	+1.16 C
1929	-1.7 C	-0.68 C
1930	0.1 C	+1.11 C
1931	0.8 C	+1.86 C
1932	-2.2 C	-1.17 C
1933	-3.7 C	-2.61 C
1934	-1.0 C	+0.03 C
1935	-1.8 C	-0.71 C
1936	-2.4 C	-1.32 C
1937	-1.0 C	+0.03 C
1938	0.9 C	+1.93 C
1939	-0.4 C	+0.68 C
1940	-0.2 C	+0.81 C
1941	0.3 C	+1.37 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1908 to 1944

Yearly extremes at Ft McMurray: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	38.9 C (102.0 F)	1941	33.9 C (93.0 F)	34
Coldest night (TNn)	-53.3 C (-63.9 F)	1917	-45.8 C (-50.5 F)	34
Wettest day (Rx1day)	88.4 mm (3.5 in)	1929	30.9 mm (1.2 in)	34
Wettest five days (Rx5day)	121.6 mm (4.8 in)	1935	45.9 mm (1.8 in)	34
Longest dry spell (CDD)	39 days	1938	26 days	34

Hottest day (TXx)

The hottest day of the year at Ft McMurray, 1908 to 1944. The record is 38.9 C (102.0 F) in 1941, marked on the chart; the median year is 33.9 C (93.0 F).

Hottest day (TXx) at Ft McMurray by year
Year	Hottest day (TXx)
1908	34.4 C (93.9 F)
1909	27.8 C (82.0 F)
1910	33.9 C (93.0 F)
1914	32.2 C (90.0 F)
1915	32.8 C (91.0 F)
1916	37.8 C (100.0 F)
1917	34.4 C (93.9 F)
1918	35.0 C (95.0 F)
1919	34.4 C (93.9 F)
1920	32.8 C (91.0 F)
1921	30.6 C (87.1 F)
1922	30.6 C (87.1 F)
1923	32.8 C (91.0 F)
1924	36.7 C (98.1 F)
1925	33.9 C (93.0 F)
1926	33.9 C (93.0 F)
1927	34.4 C (93.9 F)
1928	33.3 C (91.9 F)
1929	32.8 C (91.0 F)
1930	34.4 C (93.9 F)
1931	32.2 C (90.0 F)
1932	31.7 C (89.1 F)
1933	31.7 C (89.1 F)
1934	32.8 C (91.0 F)
1935	33.3 C (91.9 F)
1936	36.7 C (98.1 F)
1937	36.7 C (98.1 F)
1938	31.7 C (89.1 F)
1939	35.0 C (95.0 F)
1940	33.9 C (93.0 F)
1941	38.9 C (102.0 F)
1942	33.9 C (93.0 F)
1943	31.7 C (89.1 F)
1944	36.7 C (98.1 F)

Coldest night (TNn)

The coldest night of the year at Ft McMurray, 1908 to 1944. The record is -53.3 C (-63.9 F) in 1917, marked on the chart; the median year is -45.8 C (-50.5 F).

Coldest night (TNn) at Ft McMurray by year
Year	Coldest night (TNn)
1908	15.6 C (60.1 F)
1909	-40.0 C (-40.0 F)
1910	-34.4 C (-29.9 F)
1914	-26.7 C (-16.1 F)
1915	-22.2 C (-8.0 F)
1916	-51.7 C (-61.1 F)
1917	-53.3 C (-63.9 F)
1918	-47.2 C (-53.0 F)
1919	-45.6 C (-50.1 F)
1920	-45.6 C (-50.1 F)
1921	-43.3 C (-45.9 F)
1922	-46.7 C (-52.1 F)
1923	-45.0 C (-49.0 F)
1924	-46.7 C (-52.1 F)
1925	-47.8 C (-54.0 F)
1926	-48.3 C (-54.9 F)
1927	-46.1 C (-51.0 F)
1928	-44.4 C (-47.9 F)
1929	-48.3 C (-54.9 F)
1930	-45.6 C (-50.1 F)
1931	-38.9 C (-38.0 F)
1932	-45.6 C (-50.1 F)
1933	-53.3 C (-63.9 F)
1934	-50.6 C (-59.1 F)
1935	-51.7 C (-61.1 F)
1936	-47.8 C (-54.0 F)
1937	-46.1 C (-51.0 F)
1938	-43.3 C (-45.9 F)
1939	-47.2 C (-53.0 F)
1940	-43.9 C (-47.0 F)
1941	-48.3 C (-54.9 F)
1942	-43.3 C (-45.9 F)
1943	-50.0 C (-58.0 F)
1944	-40.6 C (-41.1 F)

Wettest day (Rx1day)

The wettest day of the year at Ft McMurray, 1908 to 1944. The record is 88.4 mm (3.5 in) in 1929, marked on the chart; the median year is 30.9 mm (1.2 in).

Wettest day (Rx1day) at Ft McMurray by year
Year	Wettest day (Rx1day)
1908	20.3 mm (0.8 in)
1909	25.4 mm (1.0 in)
1910	53.8 mm (2.1 in)
1914	37.6 mm (1.5 in)
1915	38.1 mm (1.5 in)
1916	30.5 mm (1.2 in)
1917	14.7 mm (0.6 in)
1918	15.2 mm (0.6 in)
1919	26.7 mm (1.1 in)
1920	24.9 mm (1.0 in)
1921	21.6 mm (0.9 in)
1922	29.0 mm (1.1 in)
1923	21.1 mm (0.8 in)
1924	34.0 mm (1.3 in)
1925	55.9 mm (2.2 in)
1926	17.0 mm (0.7 in)
1927	42.9 mm (1.7 in)
1928	20.3 mm (0.8 in)
1929	88.4 mm (3.5 in)
1930	26.4 mm (1.0 in)
1931	31.8 mm (1.3 in)
1932	66.8 mm (2.6 in)
1933	34.3 mm (1.4 in)
1934	27.9 mm (1.1 in)
1935	57.2 mm (2.3 in)
1936	45.7 mm (1.8 in)
1937	73.4 mm (2.9 in)
1938	19.6 mm (0.8 in)
1939	18.5 mm (0.7 in)
1940	26.7 mm (1.1 in)
1941	31.5 mm (1.2 in)
1942	43.7 mm (1.7 in)
1943	31.2 mm (1.2 in)
1944	47.2 mm (1.9 in)

Wettest five days (Rx5day)

The wettest five days of the year at Ft McMurray, 1908 to 1944. The record is 121.6 mm (4.8 in) in 1935, marked on the chart; the median year is 45.9 mm (1.8 in).

Wettest five days (Rx5day) at Ft McMurray by year
Year	Wettest five days (Rx5day)
1908	52.1 mm (2.1 in)
1909	35.6 mm (1.4 in)
1910	90.4 mm (3.6 in)
1914	77.2 mm (3.0 in)
1915	63.5 mm (2.5 in)
1916	38.1 mm (1.5 in)
1917	21.1 mm (0.8 in)
1918	15.2 mm (0.6 in)
1919	34.3 mm (1.4 in)
1920	55.4 mm (2.2 in)
1921	32.8 mm (1.3 in)
1922	43.3 mm (1.7 in)
1923	38.6 mm (1.5 in)
1924	51.8 mm (2.0 in)
1925	60.7 mm (2.4 in)
1926	25.8 mm (1.0 in)
1927	57.7 mm (2.3 in)
1928	28.2 mm (1.1 in)
1929	100.6 mm (4.0 in)
1930	45.0 mm (1.8 in)
1931	39.7 mm (1.6 in)
1932	90.4 mm (3.6 in)
1933	42.6 mm (1.7 in)
1934	30.9 mm (1.2 in)
1935	121.6 mm (4.8 in)
1936	91.2 mm (3.6 in)
1937	78.6 mm (3.1 in)
1938	33.7 mm (1.3 in)
1939	31.0 mm (1.2 in)
1940	26.7 mm (1.1 in)
1941	46.7 mm (1.8 in)
1942	48.0 mm (1.9 in)
1943	47.9 mm (1.9 in)
1944	60.2 mm (2.4 in)

Longest dry spell (CDD)

The longest dry spell of the year at Ft McMurray, 1908 to 1944. The record is 39 days in 1938, marked on the chart; the median year is 26 days.

Longest dry spell (CDD) at Ft McMurray by year
Year	Longest dry spell (CDD)
1908	20 days
1909	19 days
1910	21 days
1914	23 days
1915	11 days
1916	24 days
1917	34 days
1918	25 days
1919	22 days
1920	26 days
1921	29 days
1922	23 days
1923	27 days
1924	20 days
1925	26 days
1926	31 days
1927	33 days
1928	24 days
1929	21 days
1930	27 days
1931	35 days
1932	25 days
1933	17 days
1934	35 days
1935	25 days
1936	30 days
1937	37 days
1938	39 days
1939	38 days
1940	29 days
1941	20 days
1942	32 days
1943	34 days
1944	20 days

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Frost Dates and Growing Season

25 years with a frost

Across 25 years with a frost, the median last spring frost at Ft McMurray falls on 12 June and the median first autumn frost on 24 August, which leaves a median of 73 days between them.

Fitted over all years, the growing season changes by -2.3 days per decade at this station.

Frost dates and growing season at Ft McMurray
Measure	Median, all years	Earliest period	Recent period (1916 to 1941)	Recent against earliest	Fitted trend
Last spring frost	12 June	n/a	12 June	n/a	+1.4 days per decade
First autumn frost	24 August	n/a	24 August	n/a	-0.9 days per decade
Growing days	73 days	n/a	73 days	n/a	-2.3 days per decade

A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.

Download the Data

Data for Ft McMurray standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Ft McMurray threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-17. Last revised 17 October 2026 (2026-10-17).