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Built 2026-10-19 (19 October 2026)

Prince Threshold Days by Year (CA004046200)

17 fixed thresholds counted per year at Prince (CA004046200): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Prince Thresholds

  • Prince: nights with a minimum temperature at or below 0 C (32 F) in 43 years, most in 1924 with 241.
  • Prince: nights with a minimum temperature at or below -10 C (14 F) in 43 years, most in 1909 with 153.
  • Prince: nights with a minimum temperature at or below -20 C (-4 F) in 43 years, most in 1927 with 103.
  • Prince: nights with a minimum temperature at or below -30 C (-22 F) in 43 years, most in 1917 with 47.
  • 17 fixed thresholds have at least one qualifying day at Prince.
42 years with a qualifying day
Days at or above 30 C (86 F) per year at Prince Days per year at Prince with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 25 in 1934. 01020301908: 41909: 71910: 101911: 11912: 71913: 51914: 241915: 111916: 31917: 121918: 141920: 61921: 81923: 101924: 111925: 211926: 181927: 211930: 201931: 191932: 121933: 221934: 251940: 171941: 231942: 81944: 71945: 141946: 121947: 231948: 121950: 121955: 81956: 41957: 71958: 111960: 81965: 81966: 51967: 81969: 31971: 10190819131918192519321942194819581969
Days per year at Prince with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 25 in 1934.
Days at or above 30 C (86 F) per year at Prince
YearDaysDecade average
190845.5
190975.5
1910109.7
191119.7
191279.7
191359.7
1914249.7
1915119.7
191639.7
1917129.7
1918149.7
1920613.6
1921813.6
19231013.6
19241113.6
19252113.6
19261813.6
19272113.6
19302019.6
19311919.6
19321219.6
19332219.6
19342519.6
19401714.5
19412314.5
1942814.5
1944714.5
19451414.5
19461214.5
19472314.5
19481214.5
1950128.4
195588.4
195648.4
195778.4
1958118.4
196086.4
196586.4
196656.4
196786.4
196936.4
19711010
First to last qualifying date each year at Prince For each year, a bar from the first to the last day at Prince meeting 30 C (86 F). 1908: 25 June 1908 to 14 September 19081909: 24 July 1909 to 20 August 19091910: 24 April 1910 to 19 August 19101911: 5 May 1911 to 5 May 19111912: 14 May 1912 to 27 June 19121913: 9 June 1913 to 8 September 19131914: 14 June 1914 to 13 October 19141915: 5 August 1915 to 30 August 19151916: 7 May 1916 to 17 July 19161917: 15 July 1917 to 22 September 19171918: 14 June 1918 to 8 August 19181920: 15 July 1920 to 21 July 19201921: 24 June 1921 to 1 September 19211923: 21 May 1923 to 14 September 19231924: 17 June 1924 to 25 July 19241925: 18 May 1925 to 31 August 19251926: 14 May 1926 to 29 August 19261927: 17 June 1927 to 10 September 19271930: 5 June 1930 to 5 September 19301931: 2 May 1931 to 6 September 19311932: 23 July 1932 to 7 September 19321933: 13 June 1933 to 30 August 19331934: 15 May 1934 to 11 October 19341940: 22 May 1940 to 4 September 19401941: 21 June 1941 to 12 August 19411942: 2 July 1942 to 5 September 19421944: 28 June 1944 to 6 August 19441945: 23 May 1945 to 18 August 19451946: 20 July 1946 to 23 August 19461947: 1 July 1947 to 8 August 19471948: 1 June 1948 to 1 September 19481950: 12 June 1950 to 3 September 19501955: 29 June 1955 to 2 September 19551956: 9 June 1956 to 22 July 19561957: 10 July 1957 to 26 July 19571958: 26 June 1958 to 7 September 19581960: 12 May 1960 to 31 July 19601965: 10 June 1965 to 23 August 19651966: 28 June 1966 to 18 September 19661967: 26 June 1967 to 5 September 19671969: 10 July 1969 to 21 August 19691971: 12 May 1971 to 22 August 19711908191419211930194119481960JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Prince meeting 30 C (86 F).
First to last qualifying date each year at Prince
YearFirst dateLast date
19081908-06-251908-09-14
19091909-07-241909-08-20
19101910-04-241910-08-19
19111911-05-051911-05-05
19121912-05-141912-06-27
19131913-06-091913-09-08
19141914-06-141914-10-13
19151915-08-051915-08-30
19161916-05-071916-07-17
19171917-07-151917-09-22
19181918-06-141918-08-08
19201920-07-151920-07-21
19211921-06-241921-09-01
19231923-05-211923-09-14
19241924-06-171924-07-25
19251925-05-181925-08-31
19261926-05-141926-08-29
19271927-06-171927-09-10
19301930-06-051930-09-05
19311931-05-021931-09-06
19321932-07-231932-09-07
19331933-06-131933-08-30
19341934-05-151934-10-11
19401940-05-221940-09-04
19411941-06-211941-08-12
19421942-07-021942-09-05
19441944-06-281944-08-06
19451945-05-231945-08-18
19461946-07-201946-08-23
19471947-07-011947-08-08
19481948-06-011948-09-01
19501950-06-121950-09-03
19551955-06-291955-09-02
19561956-06-091956-07-22
19571957-07-101957-07-26
19581958-06-261958-09-07
19601960-05-121960-07-31
19651965-06-101965-08-23
19661966-06-281966-09-18
19671967-06-261967-09-05
19691969-07-101969-08-21
19711971-05-121971-08-22

Every Fixed Threshold

Fixed thresholds at Prince
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days4225193410
35 C (95 F): Days221219411
40 C (104 F): Days1319413
90 F (32.2 C): Days391719145
100 F (37.8 C): Days2819418
0 C (32 F): Ice days (max421461909136
0 C (32 F): Frost days (min432411924211
-10 C (14 F): Days with min431531909143
-20 C (-4 F): Days with min43103192781
-30 C (-22 F): Days with min4347191734
-40 C (-40 F): Days with min381819505
20 C (68 F): Tropical nights (min3119331
10 mm (0.39 in): Days with 10 mm or more rain241719427
25 mm (0.98 in): Days with 25 mm or more rain18419201
50 mm (1.97 in): Days with 50 mm or more rain3119201
10 cm (3.9 in): Days with 10 cm or more snowfall23819422
25 cm (9.8 in): Days with 25 cm or more snowfall1119561

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1908.

Download the Data

  • Data for Prince 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). Threshold counts are computed by this site.

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