Built 2026-10-19 (19 October 2026)

Charlottetown Threshold Days by Year (CA008300298)

15 fixed thresholds counted per year at Charlottetown (CA008300298): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Charlottetown Thresholds

  • Charlottetown: days with a maximum temperature at or below 0 C (32 F) in 58 years, most in 1875 with 109.
  • Charlottetown: nights with a minimum temperature at or below 0 C (32 F) in 58 years, most in 1882 with 188.
  • Charlottetown: nights with a minimum temperature at or below -10 C (14 F) in 58 years, most in 1875 with 95.
  • Charlottetown: nights with a minimum temperature at or below -20 C (-4 F) in 58 years, most in 1875 with 26.
  • 15 fixed thresholds have at least one qualifying day at Charlottetown.
26 years with a qualifying day
Days at or above 30 C (86 F) per year at Charlottetown Days per year at Charlottetown with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 1921. 024681873: 11874: 11876: 21878: 11880: 11881: 11894: 11899: 11900: 11901: 31904: 11905: 11906: 11908: 41909: 41911: 61912: 51916: 11917: 11920: 21921: 71925: 11926: 11928: 41930: 21931: 1187318781894190119061911191719251930
Days per year at Charlottetown with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 7 in 1921.
Days at or above 30 C (86 F) per year at Charlottetown
YearDaysDecade average
187311.3
187411.3
187621.3
187811.3
188011
188111
189411
189911
190012.1
190132.1
190412.1
190512.1
190612.1
190842.1
190942.1
191163.3
191253.3
191613.3
191713.3
192023
192173
192513
192613
192843
193021.5
193111.5
First to last qualifying date each year at Charlottetown For each year, a bar from the first to the last day at Charlottetown meeting 30 C (86 F). 1873: 3 July 1873 to 3 July 18731874: 16 July 1874 to 16 July 18741876: 10 August 1876 to 11 August 18761878: 1 July 1878 to 1 July 18781880: 2 August 1880 to 2 August 18801881: 1 August 1881 to 1 August 18811894: 29 July 1894 to 29 July 18941899: 3 August 1899 to 3 August 18991900: 24 July 1900 to 24 July 19001901: 14 July 1901 to 23 July 19011904: 27 July 1904 to 27 July 19041905: 12 August 1905 to 12 August 19051906: 20 August 1906 to 20 August 19061908: 4 July 1908 to 12 July 19081909: 26 June 1909 to 8 August 19091911: 4 July 1911 to 10 August 19111912: 4 July 1912 to 11 July 19121916: 21 July 1916 to 21 July 19161917: 26 July 1917 to 26 July 19171920: 14 July 1920 to 10 August 19201921: 3 July 1921 to 28 July 19211925: 5 August 1925 to 5 August 19251926: 28 July 1926 to 28 July 19261928: 15 August 1928 to 18 August 19281930: 6 June 1930 to 16 June 19301931: 29 July 1931 to 29 July 19311873188019001906191219211930JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Charlottetown meeting 30 C (86 F).
First to last qualifying date each year at Charlottetown
YearFirst dateLast date
18731873-07-031873-07-03
18741874-07-161874-07-16
18761876-08-101876-08-11
18781878-07-011878-07-01
18801880-08-021880-08-02
18811881-08-011881-08-01
18941894-07-291894-07-29
18991899-08-031899-08-03
19001900-07-241900-07-24
19011901-07-141901-07-23
19041904-07-271904-07-27
19051905-08-121905-08-12
19061906-08-201906-08-20
19081908-07-041908-07-12
19091909-06-261909-08-08
19111911-07-041911-08-10
19121912-07-041912-07-11
19161916-07-211916-07-21
19171917-07-261917-07-26
19201920-07-141920-08-10
19211921-07-031921-07-28
19251925-08-051925-08-05
19261926-07-281926-07-28
19281928-08-151928-08-18
19301930-06-061930-06-16
19311931-07-291931-07-29

Every Fixed Threshold

Fixed thresholds at Charlottetown
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days26719211
90 F (32.2 C): Days3219122
0 C (32 F): Ice days (max58109187587
0 C (32 F): Frost days (min581881882150
-10 C (14 F): Days with min5895187578
-20 C (-4 F): Days with min5826187519
-30 C (-22 F): Days with min1218772
20 C (68 F): Tropical nights (min20519202
10 mm (0.39 in): Days with 10 mm or more rain5851190633
25 mm (0.98 in): Days with 25 mm or more rain571018905
50 mm (1.97 in): Days with 50 mm or more rain23218751
100 mm (3.94 in): Days with 100 mm or more rain1118901
10 cm (3.9 in): Days with 10 cm or more snowfall5820188213
25 cm (9.8 in): Days with 25 cm or more snowfall25518821
50 cm (19.7 in): Days with 50 cm or more snowfall1118951

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1873.

Download the Data

  • Data for Charlottetown 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 (2025-12-31).