Built 2026-10-19 (19 October 2026)

Cleardale Threshold Days by Year (CA00307JF5R)

13 fixed thresholds counted per year at Cleardale (CA00307JF5R): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Cleardale Thresholds

  • Cleardale: days with a maximum temperature at or below 0 C (32 F) in 17 years, most in 1972 with 131.
  • Cleardale: days with 10 mm (0.39 in) or more of precipitation in 17 years, most in 1977 with 17.
  • Cleardale: nights with a minimum temperature at or below 0 C (32 F) in 16 years, most in 1970 with 239.
  • Cleardale: nights with a minimum temperature at or below -10 C (14 F) in 16 years, most in 1966 with 153.
  • 13 fixed thresholds have at least one qualifying day at Cleardale.
11 years with a qualifying day
Days at or above 30 C (86 F) per year at Cleardale Days per year at Cleardale with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 12 in 1981. 0510151965: 51967: 51968: 11969: 21970: 21971: 51972: 11975: 31978: 51981: 121983: 2196519681970197219781983
Days per year at Cleardale with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 12 in 1981.
Days at or above 30 C (86 F) per year at Cleardale
YearDaysDecade average
196553.3
196753.3
196813.3
196923.3
197023.2
197153.2
197213.2
197533.2
197853.2
1981127
198327
First to last qualifying date each year at Cleardale For each year, a bar from the first to the last day at Cleardale meeting 30 C (86 F). 1965: 30 July 1965 to 3 August 19651967: 12 July 1967 to 15 September 19671968: 4 July 1968 to 4 July 19681969: 16 June 1969 to 17 June 19691970: 3 June 1970 to 2 August 19701971: 12 May 1971 to 1 August 19711972: 29 May 1972 to 29 May 19721975: 10 July 1975 to 12 July 19751978: 29 June 1978 to 9 August 19781981: 12 July 1981 to 7 September 19811983: 29 May 1983 to 30 May 1983196519681970197219781983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Cleardale meeting 30 C (86 F).
First to last qualifying date each year at Cleardale
YearFirst dateLast date
19651965-07-301965-08-03
19671967-07-121967-09-15
19681968-07-041968-07-04
19691969-06-161969-06-17
19701970-06-031970-08-02
19711971-05-121971-08-01
19721972-05-291972-05-29
19751975-07-101975-07-12
19781978-06-291978-08-09
19811981-07-121981-09-07
19831983-05-291983-05-30

Every Fixed Threshold

Fixed thresholds at Cleardale
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days111219812
90 F (32.2 C): Days3219652
0 C (32 F): Ice days (max171311972127
0 C (32 F): Frost days (min162391970219
-10 C (14 F): Days with min161531966133
-20 C (-4 F): Days with min1695196666
-30 C (-22 F): Days with min1640197920
-40 C (-40 F): Days with min161319661
10 mm (0.39 in): Days with 10 mm or more rain1717197713
25 mm (0.98 in): Days with 25 mm or more rain12419723
50 mm (1.97 in): Days with 50 mm or more rain1119771
10 cm (3.9 in): Days with 10 cm or more snowfall15719743
25 cm (9.8 in): Days with 25 cm or more snowfall1119791

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1965.

Download the Data

  • Data for Cleardale 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).