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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Bertrand Threshold Days by Year (CA008100518)

13 fixed thresholds counted per year at Bertrand (CA008100518): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bertrand Thresholds

  • Bertrand: days with a maximum temperature at or above 30 C (86 F) in 7 years, most in 1970 with 18.
  • Bertrand: days with a maximum temperature at or below 0 C (32 F) in 7 years, most in 1967 with 110.
  • Bertrand: days with 10 mm (0.39 in) or more of precipitation in 7 years, most in 1966 with 37.
  • Bertrand: days with 25 mm (0.98 in) or more of precipitation in 7 years, most in 1970 with 9.
  • 13 fixed thresholds have at least one qualifying day at Bertrand.
7 years with a qualifying day
Days at or above 30 C (86 F) per year at Bertrand Days per year at Bertrand with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 18 in 1970. 051015201964: 11965: 41966: 31967: 101968: 41969: 61970: 181964196519661967196819691970
Days per year at Bertrand with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 18 in 1970.
Days at or above 30 C (86 F) per year at Bertrand
YearDaysDecade average
196414.7
196544.7
196634.7
1967104.7
196844.7
196964.7
19701818
First to last qualifying date each year at Bertrand For each year, a bar from the first to the last day at Bertrand meeting 30 C (86 F). 1964: 18 July 1964 to 18 July 19641965: 20 June 1965 to 15 August 19651966: 10 July 1966 to 19 July 19661967: 3 June 1967 to 18 August 19671968: 9 July 1968 to 19 July 19681969: 11 June 1969 to 1 August 19691970: 9 June 1970 to 16 August 19701964196519661967196819691970JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Bertrand meeting 30 C (86 F).
First to last qualifying date each year at Bertrand
YearFirst dateLast date
19641964-07-181964-07-18
19651965-06-201965-08-15
19661966-07-101966-07-19
19671967-06-031967-08-18
19681968-07-091968-07-19
19691969-06-111969-08-01
19701970-06-091970-08-16

Every Fixed Threshold

Fixed thresholds at Bertrand
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days718197018
90 F (32.2 C): Days6519705
0 C (32 F): Ice days (max7110196785
0 C (32 F): Frost days (min61981965186
-10 C (14 F): Days with min681196879
-20 C (-4 F): Days with min626197026
-30 C (-22 F): Days with min1219662
20 C (68 F): Tropical nights (min2119691
10 mm (0.39 in): Days with 10 mm or more rain737196637
25 mm (0.98 in): Days with 25 mm or more rain7919709
50 mm (1.97 in): Days with 50 mm or more rain2219692
10 cm (3.9 in): Days with 10 cm or more snowfall721196710
25 cm (9.8 in): Days with 25 cm or more snowfall6319643

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1964.

Download the Data

  • Data for Bertrand 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).