White Haven Threshold Days by Year (USC00369650)

11 fixed thresholds counted per year at White Haven (USC00369650): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for White Haven Thresholds

White Haven: days with 10 mm (0.39 in) or more of precipitation in 13 years, most in 1919 with 48.
White Haven: days with 25 mm (0.98 in) or more of precipitation in 13 years, most in 1921 with 14.
White Haven: days with 50 mm (1.97 in) or more of precipitation in 9 years, most in 1898 with 2.
White Haven: days with a maximum temperature at or above 30 C (86 F) in 2 years, most in 1898 with 32.
11 fixed thresholds have at least one qualifying day at White Haven.

Days with 10 mm (0.39 in) or more of precipitation

13 years with a qualifying day

Days per year at White Haven with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 48 in 1919.

Days with 10 mm (0.39 in) or more of precipitation per year at White Haven
Year	Days	Decade average
1896	34	35.7
1897	36	35.7
1898	37	35.7
1915	39	41.4
1916	35	41.4
1917	41	41.4
1918	44	41.4
1919	48	41.4
1920	38	37.4
1921	45	37.4
1922	35	37.4
1923	35	37.4
1924	34	37.4

For each year, a bar from the first to the last day at White Haven meeting 10 mm (0.39 in).

First to last qualifying date each year at White Haven
Year	First date	Last date
1896	1896-02-06	1896-11-28
1897	1897-01-28	1897-12-31
1898	1898-01-20	1898-12-04
1915	1915-01-06	1915-12-29
1916	1916-01-06	1916-12-23
1917	1917-01-04	1917-12-14
1918	1918-01-12	1918-12-23
1919	1919-01-01	1919-12-09
1920	1920-01-09	1920-12-23
1921	1921-01-15	1921-12-24
1922	1922-01-12	1922-12-28
1923	1923-01-01	1923-12-14
1924	1924-01-03	1924-12-05

Every Fixed Threshold

Fixed thresholds at White Haven
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	2	32	1898	32
35 C (95 F): Days	1	1	1898	1
90 F (32.2 C): Days	2	13	1898	13
0 C (32 F): Ice days (max	2	38	1898	38
0 C (32 F): Frost days (min	2	145	1897	135
-10 C (14 F): Days with min	2	32	1897	28
-20 C (-4 F): Days with min	2	5	1898	5
20 C (68 F): Tropical nights (min	2	6	1898	6
10 mm (0.39 in): Days with 10 mm or more rain	13	48	1919	34
25 mm (0.98 in): Days with 25 mm or more rain	13	14	1921	9
50 mm (1.97 in): Days with 50 mm or more rain	9	2	1898	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1897.

Download the Data

Data for White Haven 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).

White Haven Threshold Days by Year (USC00369650)

Key Facts for White Haven Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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