Milner Dam Threshold Days by Year

15 fixed thresholds counted per year at Milner Dam (USC00105955): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Milner Dam Thresholds

Milner Dam: days with a maximum temperature at or above 30 C (86 F) in 25 years, most in 1934 with 97.
Milner Dam: days with a maximum temperature at or above 35 C (95 F) in 25 years, most in 1933 with 48.
Milner Dam: days with a maximum temperature at or above 90 F (32.2 C) in 25 years, most in 1933 with 71.
Milner Dam: days with a maximum temperature at or below 0 C (32 F) in 25 years, most in 1930 with 51.
15 fixed thresholds have at least one qualifying day at Milner Dam.

Days at or above 30 C (86 F)

25 years with a qualifying day

Days per year at Milner Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 97 in 1934.

Days at or above 30 C (86 F) per year at Milner Dam
Year	Days	Decade average
1904	86	60.8
1906	71	60.8
1907	43	60.8
1908	48	60.8
1909	56	60.8
1910	67	51.4
1911	56	51.4
1912	33	51.4
1913	46	51.4
1914	55	51.4
1928	66	65.5
1929	65	65.5
1930	75	80.2
1931	90	80.2
1932	62	80.2
1933	86	80.2
1934	97	80.2
1935	76	80.2
1936	82	80.2
1937	84	80.2
1938	83	80.2
1939	67	80.2
1940	85	72.3
1941	59	72.3
1942	73	72.3

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

First to last qualifying date each year at Milner Dam
Year	First date	Last date
1904	1904-05-18	1904-10-06
1906	1906-04-22	1906-10-02
1907	1907-06-27	1907-09-24
1908	1908-06-24	1908-09-15
1909	1909-06-03	1909-09-16
1910	1910-04-25	1910-10-10
1911	1911-06-11	1911-09-11
1912	1912-06-20	1912-08-26
1913	1913-06-02	1913-09-17
1914	1914-05-30	1914-09-25
1928	1928-05-06	1928-09-24
1929	1929-05-23	1929-09-18
1930	1930-05-27	1930-09-20
1931	1931-05-06	1931-09-17
1932	1932-06-21	1932-09-30
1933	1933-05-29	1933-10-07
1934	1934-04-20	1934-10-11
1935	1935-06-07	1935-10-03
1936	1936-04-17	1936-10-11
1937	1937-05-13	1937-09-19
1938	1938-05-26	1938-09-23
1939	1939-04-28	1939-09-24
1940	1940-05-10	1940-09-11
1941	1941-05-11	1941-09-17
1942	1942-06-05	1942-10-09

Every Fixed Threshold

Fixed thresholds at Milner Dam
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	25	97	1934	73
35 C (95 F): Days	25	48	1933	33
40 C (104 F): Days	11	5	1935	2
90 F (32.2 C): Days	25	71	1933	55
100 F (37.8 C): Days	19	18	1933	11
0 C (32 F): Ice days (max	25	51	1930	25
0 C (32 F): Frost days (min	24	186	1933	175
-10 C (14 F): Days with min	24	54	1930	36
-20 C (-4 F): Days with min	17	19	1932	6
-30 C (-22 F): Days with min	4	4	1937	4
20 C (68 F): Tropical nights (min	14	14	1940	14
10 mm (0.39 in): Days with 10 mm or more rain	22	17	1907	7
25 mm (0.98 in): Days with 25 mm or more rain	6	3	1909	1
10 cm (3.9 in): Days with 10 cm or more snowfall	3	2	1910	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1912	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1904.

Download the Data

Data for Milner Dam 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Milner Dam Threshold Days by Year

Key Facts for Milner Dam Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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