Cerlak Threshold Days by Year (RSM00028799)

11 fixed thresholds counted per year at Cerlak (RSM00028799): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Cerlak Thresholds

Cerlak: days with 10 mm (0.39 in) or more of precipitation in 56 years, most in 1960 with 13.
Cerlak: days with 25 mm (0.98 in) or more of precipitation in 35 years, most in 1964 with 4.
Cerlak: days with a maximum temperature at or below 0 C (32 F) in 10 years, most in 1969 with 132.
Cerlak: days with a maximum temperature at or above 30 C (86 F) in 9 years, most in 2012 with 39.
11 fixed thresholds have at least one qualifying day at Cerlak.

Days at or above 30 C (86 F)

9 years with a qualifying day

Days per year at Cerlak with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 39 in 2012.

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

First to last qualifying date each year at Cerlak
Year	First date	Last date
1969	1969-06-13	1969-07-29
1976	1976-06-05	1976-08-20
1978	1978-06-17	1978-08-15
1980	1980-05-17	1980-08-21
2005	2005-06-04	2005-08-20
2008	2008-05-28	2008-08-08
2010	2010-06-06	2010-08-31
2011	2011-05-30	2011-08-16
2012	2012-06-01	2012-08-20

Every Fixed Threshold

Fixed thresholds at Cerlak
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	9	39	2012	39
35 C (95 F): Days	7	7	2012	7
90 F (32.2 C): Days	9	20	2012	20
0 C (32 F): Ice days (max	10	132	1969	54
0 C (32 F): Frost days (min	1	0	n/a	62
-10 C (14 F): Days with min	1	0	n/a	42
-20 C (-4 F): Days with min	1	0	n/a	6
-30 C (-22 F): Days with min	1	0	n/a	1
10 mm (0.39 in): Days with 10 mm or more rain	56	13	1960	2
25 mm (0.98 in): Days with 25 mm or more rain	35	4	1964	1
50 mm (1.97 in): Days with 50 mm or more rain	6	1	1938	1

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 Cerlak 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Cerlak Threshold Days by Year (RSM00028799)

Key Facts for Cerlak Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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