Fall Rvr Mills Threshold Days by Year

14 fixed thresholds counted per year at Fall Rvr Mills (USC00042964): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Fall Rvr Mills Thresholds

Fall Rvr Mills: days with 10 mm (0.39 in) or more of precipitation in 53 years, most in 1998 with 24.
Fall Rvr Mills: days with 25 mm (0.98 in) or more of precipitation in 46 years, most in 2016 with 8.
Fall Rvr Mills: days with a maximum temperature at or above 30 C (86 F) in 30 years, most in 1924 with 85.
Fall Rvr Mills: days with a maximum temperature at or above 90 F (32.2 C) in 30 years, most in 1933 with 52.
14 fixed thresholds have at least one qualifying day at Fall Rvr Mills.

Days at or above 30 C (86 F)

30 years with a qualifying day

Days per year at Fall Rvr Mills with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 85 in 1924.

Days at or above 30 C (86 F) per year at Fall Rvr Mills
Year	Days	Decade average
1924	85	62.7
1925	47	62.7
1926	61	62.7
1927	47	62.7
1928	68	62.7
1929	68	62.7
1930	66	71
1931	78	71
1932	75	71
1933	68	71
1934	79	71
1935	70	71
1936	74	71
1937	56	71
1938	73	71
1939	71	71
1940	71	55.2
1941	47	55.2
1942	57	55.2
1943	67	55.2
1944	67	55.2
1945	78	55.2
1946	62	55.2
1947	40	55.2
1948	17	55.2
1949	46	55.2
1950	56	55.3
1951	65	55.3
1952	60	55.3
1953	40	55.3

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

First to last qualifying date each year at Fall Rvr Mills
Year	First date	Last date
1924	1924-05-10	1924-09-16
1925	1925-05-04	1925-09-03
1926	1926-06-02	1926-09-04
1927	1927-05-13	1927-09-18
1928	1928-05-07	1928-09-23
1929	1929-05-20	1929-09-18
1930	1930-06-05	1930-09-20
1931	1931-05-10	1931-10-01
1932	1932-06-20	1932-10-05
1933	1933-05-28	1933-10-07
1934	1934-05-10	1934-10-11
1935	1935-06-03	1935-09-30
1936	1936-05-09	1936-10-09
1937	1937-05-27	1937-09-26
1938	1938-06-01	1938-09-22
1939	1939-05-28	1939-09-24
1940	1940-05-09	1940-08-31
1941	1941-05-10	1941-09-26
1942	1942-05-20	1942-10-05
1943	1943-05-24	1943-10-14
1944	1944-05-05	1944-10-26
1945	1945-05-01	1945-10-07
1946	1946-04-24	1946-09-29
1947	1947-04-14	1947-09-23
1948	1948-07-14	1948-09-14
1949	1949-05-25	1949-09-24
1950	1950-05-28	1950-10-14
1951	1951-05-26	1951-09-20
1952	1952-05-27	1952-10-07
1953	1953-07-03	1953-09-20

Every Fixed Threshold

Fixed thresholds at Fall Rvr Mills
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	30	85	1924	40
35 C (95 F): Days	29	29	1939	4
40 C (104 F): Days	3	1	1928	1
90 F (32.2 C): Days	30	52	1933	24
100 F (37.8 C): Days	17	12	1931	1
0 C (32 F): Ice days (max	24	23	1949	1
0 C (32 F): Frost days (min	30	190	1939	144
-10 C (14 F): Days with min	30	51	1949	1
-20 C (-4 F): Days with min	11	13	1937	1
10 mm (0.39 in): Days with 10 mm or more rain	53	24	1998	6
25 mm (0.98 in): Days with 25 mm or more rain	46	8	2016	3
50 mm (1.97 in): Days with 50 mm or more rain	6	2	2019	1
10 cm (3.9 in): Days with 10 cm or more snowfall	16	6	1952	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1946	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1924.

Download the Data

Data for Fall Rvr Mills 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Fall Rvr Mills Threshold Days by Year

Key Facts for Fall Rvr Mills Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related