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Built 2026-10-19 (19 October 2026)

Bonnard Threshold Days by Year (CA007060825)

14 fixed thresholds counted per year at Bonnard (CA007060825): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bonnard Thresholds

  • Bonnard: days with a maximum temperature at or below 0 C (32 F) in 20 years, most in 1976 with 162.
  • Bonnard: nights with a minimum temperature at or below 0 C (32 F) in 20 years, most in 1965 with 253.
  • Bonnard: nights with a minimum temperature at or below -10 C (14 F) in 20 years, most in 1972 with 169.
  • Bonnard: nights with a minimum temperature at or below -20 C (-4 F) in 20 years, most in 1972 with 109.
  • 14 fixed thresholds have at least one qualifying day at Bonnard.
6 years with a qualifying day
Days at or above 30 C (86 F) per year at Bonnard Days per year at Bonnard with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 4 in 1976. 012341969: 11970: 11975: 31976: 41978: 11983: 4196919701975197619781983
Days per year at Bonnard with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 4 in 1976.
Days at or above 30 C (86 F) per year at Bonnard
YearDaysDecade average
196911
197012.3
197532.3
197642.3
197812.3
198344
First to last qualifying date each year at Bonnard For each year, a bar from the first to the last day at Bonnard meeting 30 C (86 F). 1969: 15 July 1969 to 15 July 19691970: 24 July 1970 to 24 July 19701975: 18 July 1975 to 2 August 19751976: 22 June 1976 to 21 August 19761978: 15 August 1978 to 15 August 19781983: 15 June 1983 to 4 July 1983196919701975197619781983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Bonnard meeting 30 C (86 F).
First to last qualifying date each year at Bonnard
YearFirst dateLast date
19691969-07-151969-07-15
19701970-07-241970-07-24
19751975-07-181975-08-02
19761976-06-221976-08-21
19781978-08-151978-08-15
19831983-06-151983-07-04

Every Fixed Threshold

Fixed thresholds at Bonnard
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days6419764
90 F (32.2 C): Days2119751
0 C (32 F): Ice days (max201621976140
0 C (32 F): Frost days (min202531965228
-10 C (14 F): Days with min201691972122
-20 C (-4 F): Days with min20109197267
-30 C (-22 F): Days with min2067197235
-40 C (-40 F): Days with min181719724
20 C (68 F): Tropical nights (min2119751
10 mm (0.39 in): Days with 10 mm or more rain2036196635
25 mm (0.98 in): Days with 25 mm or more rain19719704
50 mm (1.97 in): Days with 50 mm or more rain4119641
10 cm (3.9 in): Days with 10 cm or more snowfall1913198313
25 cm (9.8 in): Days with 25 cm or more snowfall5219771

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1969.

Download the Data

  • Data for Bonnard 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).