Kersley Threshold Days by Year

13 fixed thresholds counted per year at Kersley (CA001094125): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Kersley Thresholds

Kersley: days with 10 mm (0.39 in) or more of precipitation in 21 years, most in 1964 with 19.
Kersley: days with a maximum temperature at or below 0 C (32 F) in 19 years, most in 1978 with 82.
Kersley: nights with a minimum temperature at or below 0 C (32 F) in 19 years, most in 1964 with 222.
Kersley: nights with a minimum temperature at or below -10 C (14 F) in 19 years, most in 1975 with 87.
13 fixed thresholds have at least one qualifying day at Kersley.

Days at or above 30 C (86 F)

16 years with a qualifying day

Days per year at Kersley with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 14 in 1967.

Days at or above 30 C (86 F) per year at Kersley
Year	Days	Decade average
1965	7	6.6
1966	2	6.6
1967	14	6.6
1968	2	6.6
1969	8	6.6
1970	14	7.2
1971	14	7.2
1972	2	7.2
1973	5	7.2
1974	4	7.2
1975	5	7.2
1977	6	7.2
1978	7	7.2
1979	8	7.2
1981	14	10.5
1982	7	10.5

For each year, a bar from the first to the last day at Kersley meeting 30 C (86 F).

First to last qualifying date each year at Kersley
Year	First date	Last date
1965	1965-07-01	1965-08-02
1966	1966-05-06	1966-08-24
1967	1967-06-20	1967-09-17
1968	1968-07-02	1968-07-03
1969	1969-06-08	1969-07-19
1970	1970-06-01	1970-08-23
1971	1971-07-18	1971-08-30
1972	1972-05-29	1972-08-07
1973	1973-05-14	1973-08-12
1974	1974-06-14	1974-08-03
1975	1975-07-02	1975-07-10
1977	1977-04-25	1977-08-20
1978	1978-06-03	1978-08-09
1979	1979-07-16	1979-08-13
1981	1981-08-07	1981-09-17
1982	1982-06-18	1982-07-30

Every Fixed Threshold

Fixed thresholds at Kersley
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	16	14	1967	7
35 C (95 F): Days	2	1	1971	1
90 F (32.2 C): Days	12	5	1967	1
0 C (32 F): Ice days (max	19	82	1978	78
0 C (32 F): Frost days (min	19	222	1964	193
-10 C (14 F): Days with min	19	87	1975	81
-20 C (-4 F): Days with min	19	34	1972	25
-30 C (-22 F): Days with min	19	14	1979	3
-40 C (-40 F): Days with min	4	4	1968	1
10 mm (0.39 in): Days with 10 mm or more rain	21	19	1964	10
25 mm (0.98 in): Days with 25 mm or more rain	12	3	1982	3
10 cm (3.9 in): Days with 10 cm or more snowfall	18	9	1971	1
25 cm (9.8 in): Days with 25 cm or more snowfall	4	2	1966	1

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 Kersley 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Kersley Threshold Days by Year

Key Facts for Kersley Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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