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Built 2026-10-18 (18 October 2026)

Terrace Threshold Days by Year

16 fixed thresholds counted per year at Terrace (CA001068100): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Terrace Thresholds

  • Terrace: days with 10 mm (0.39 in) or more of precipitation in 39 years, most in 1939 with 55.
  • Terrace: days with 25 mm (0.98 in) or more of precipitation in 39 years, most in 1929 with 15.
  • Terrace: days with a maximum temperature at or below 0 C (32 F) in 38 years, most in 1927 with 70.
  • Terrace: days with 10 cm (3.9 in) or more of snowfall in 38 years, most in 1939 with 11.
  • 16 fixed thresholds have at least one qualifying day at Terrace.
33 years with a qualifying day
Days at or above 30 C (86 F) per year at Terrace Days per year at Terrace with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 23 in 1927. 01020301915: 81916: 41920: 101921: 21922: 31923: 131924: 71925: 101926: 41927: 231928: 121929: 71930: 121931: 101932: 21933: 71934: 151935: 121936: 121937: 71938: 91939: 41941: 101942: 71944: 41945: 91946: 71947: 81948: 111949: 21950: 121951: 151952: 20191519221926193019341938194419481952
Days per year at Terrace with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 23 in 1927.
Days at or above 30 C (86 F) per year at Terrace
YearDaysDecade average
191586
191646
1920109.1
192129.1
192239.1
1923139.1
192479.1
1925109.1
192649.1
1927239.1
1928129.1
192979.1
1930129
1931109
193229
193379
1934159
1935129
1936129
193779
193899
193949
1941107.3
194277.3
194447.3
194597.3
194677.3
194787.3
1948117.3
194927.3
19501215.7
19511515.7
19522015.7
First to last qualifying date each year at Terrace For each year, a bar from the first to the last day at Terrace meeting 30 C (86 F). 1915: 2 July 1915 to 23 August 19151916: 25 June 1916 to 26 August 19161920: 6 July 1920 to 28 July 19201921: 12 August 1921 to 13 August 19211922: 28 May 1922 to 2 June 19221923: 4 June 1923 to 20 August 19231924: 24 July 1924 to 9 August 19241925: 16 May 1925 to 19 August 19251926: 9 August 1926 to 12 August 19261927: 15 July 1927 to 22 August 19271928: 20 June 1928 to 1 September 19281929: 13 July 1929 to 9 September 19291930: 11 July 1930 to 4 September 19301931: 7 July 1931 to 17 August 19311932: 14 August 1932 to 15 August 19321933: 15 July 1933 to 27 August 19331934: 23 May 1934 to 4 September 19341935: 14 July 1935 to 6 September 19351936: 30 May 1936 to 28 August 19361937: 5 June 1937 to 15 July 19371938: 20 July 1938 to 1 September 19381939: 26 July 1939 to 9 August 19391941: 14 July 1941 to 21 August 19411942: 27 July 1942 to 15 August 19421944: 17 June 1944 to 9 September 19441945: 2 August 1945 to 24 August 19451946: 23 July 1946 to 10 September 19461947: 24 May 1947 to 31 July 19471948: 9 June 1948 to 14 August 19481949: 27 August 1949 to 28 August 19491950: 11 June 1950 to 22 August 19501951: 28 June 1951 to 5 September 19511952: 10 July 1952 to 12 August 19521915192319281933193819451950JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Terrace meeting 30 C (86 F).
First to last qualifying date each year at Terrace
YearFirst dateLast date
19151915-07-021915-08-23
19161916-06-251916-08-26
19201920-07-061920-07-28
19211921-08-121921-08-13
19221922-05-281922-06-02
19231923-06-041923-08-20
19241924-07-241924-08-09
19251925-05-161925-08-19
19261926-08-091926-08-12
19271927-07-151927-08-22
19281928-06-201928-09-01
19291929-07-131929-09-09
19301930-07-111930-09-04
19311931-07-071931-08-17
19321932-08-141932-08-15
19331933-07-151933-08-27
19341934-05-231934-09-04
19351935-07-141935-09-06
19361936-05-301936-08-28
19371937-06-051937-07-15
19381938-07-201938-09-01
19391939-07-261939-08-09
19411941-07-141941-08-21
19421942-07-271942-08-15
19441944-06-171944-09-09
19451945-08-021945-08-24
19461946-07-231946-09-10
19471947-05-241947-07-31
19481948-06-091948-08-14
19491949-08-271949-08-28
19501950-06-111950-08-22
19511951-06-281951-09-05
19521952-07-101952-08-12

Every Fixed Threshold

Fixed thresholds at Terrace
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days3323192720
35 C (95 F): Days8419413
90 F (32.2 C): Days2612192712
0 C (32 F): Ice days (max3870192726
0 C (32 F): Frost days (min371701948149
-10 C (14 F): Days with min3754191646
-20 C (-4 F): Days with min242219506
-30 C (-22 F): Days with min1119501
20 C (68 F): Tropical nights (min3119281
10 mm (0.39 in): Days with 10 mm or more rain3955193929
25 mm (0.98 in): Days with 25 mm or more rain391519298
50 mm (1.97 in): Days with 50 mm or more rain26419293
100 mm (3.94 in): Days with 100 mm or more rain1119331
10 cm (3.9 in): Days with 10 cm or more snowfall381119393
25 cm (9.8 in): Days with 25 cm or more snowfall20319371
50 cm (19.7 in): Days with 50 cm or more snowfall2119251

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1915.

Download the Data

  • Data for Terrace 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).