Clifton Hill Threshold Days by Year (USC00231708)

20 fixed thresholds counted per year at Clifton Hill (USC00231708): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Clifton Hill Thresholds

Clifton Hill: days with 10 cm (3.9 in) or more of snowfall in 24 years, most in 1934 with 6.
Clifton Hill: days with a maximum temperature at or above 30 C (86 F) in 22 years, most in 1936 with 109.
Clifton Hill: days with a maximum temperature at or above 35 C (95 F) in 22 years, most in 1936 with 72.
Clifton Hill: days with a maximum temperature at or above 90 F (32.2 C) in 22 years, most in 1936 with 89.
20 fixed thresholds have at least one qualifying day at Clifton Hill.

Days at or above 30 C (86 F)

22 years with a qualifying day

Days per year at Clifton Hill with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 109 in 1936.

Days at or above 30 C (86 F) per year at Clifton Hill
Year	Days	Decade average
1903	47	47
1917	50	69.7
1918	69	69.7
1919	90	69.7
1920	73	70.6
1921	96	70.6
1922	80	70.6
1923	59	70.6
1924	44	70.6
1925	85	70.6
1926	57	70.6
1933	96	88.7
1934	95	88.7
1935	77	88.7
1936	109	88.7
1937	80	88.7
1938	75	88.7
1940	49	72.6
1941	90	72.6
1942	63	72.6
1943	77	72.6
1944	84	72.6

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

First to last qualifying date each year at Clifton Hill
Year	First date	Last date
1903	1903-06-16	1903-10-03
1917	1917-05-18	1917-09-24
1918	1918-03-13	1918-10-05
1919	1919-05-30	1919-10-09
1920	1920-05-22	1920-10-10
1921	1921-05-20	1921-09-28
1922	1922-06-05	1922-10-05
1923	1923-05-31	1923-09-29
1924	1924-05-05	1924-09-20
1925	1925-04-21	1925-09-29
1926	1926-05-17	1926-09-21
1933	1933-05-11	1933-09-30
1934	1934-05-06	1934-10-12
1935	1935-06-10	1935-10-16
1936	1936-04-14	1936-09-22
1937	1937-05-20	1937-10-05
1938	1938-05-18	1938-10-16
1940	1940-05-05	1940-10-05
1941	1941-05-14	1941-09-23
1942	1942-05-28	1942-09-19
1943	1943-05-05	1943-09-06
1944	1944-05-14	1944-09-21

Every Fixed Threshold

Fixed thresholds at Clifton Hill
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	22	109	1936	84
35 C (95 F): Days	22	72	1936	18
40 C (104 F): Days	5	41	1936	1
45 C (113 F): Days	2	1	1934	1
90 F (32.2 C): Days	22	89	1936	57
100 F (37.8 C): Days	13	52	1936	10
110 F (43.3 C): Days	3	9	1936	9
0 C (32 F): Ice days (max	22	54	1937	13
0 C (32 F): Frost days (min	22	142	1926	103
-10 C (14 F): Days with min	22	44	1924	19
-20 C (-4 F): Days with min	16	17	1936	1
-30 C (-22 F): Days with min	1	1	1924	1
20 C (68 F): Tropical nights (min	22	77	1921	32
25 C (77 F): Days with min	10	20	1936	1
10 mm (0.39 in): Days with 10 mm or more rain	21	42	1926	26
25 mm (0.98 in): Days with 25 mm or more rain	21	16	1909	10
50 mm (1.97 in): Days with 50 mm or more rain	19	6	1907	3
100 mm (3.94 in): Days with 100 mm or more rain	6	1	1903	1
10 cm (3.9 in): Days with 10 cm or more snowfall	24	6	1934	2
25 cm (9.8 in): Days with 25 cm or more snowfall	6	1	1925	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1903.

Download the Data

Data for Clifton Hill 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).

Clifton Hill Threshold Days by Year (USC00231708)

Key Facts for Clifton Hill Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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