Hinsdale 4 SW Threshold Days by Year (USC00244180)

16 fixed thresholds counted per year at Hinsdale 4 SW (USC00244180): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hinsdale 4 SW Thresholds

Hinsdale 4 SW: days with 10 mm (0.39 in) or more of precipitation in 47 years, most in 1978 with 15.
Hinsdale 4 SW: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 1974 with 6.
Hinsdale 4 SW: days with a maximum temperature at or above 30 C (86 F) in 31 years, most in 1988 with 63.
Hinsdale 4 SW: days with a maximum temperature at or above 90 F (32.2 C) in 31 years, most in 1988 with 45.
16 fixed thresholds have at least one qualifying day at Hinsdale 4 SW.

Days at or above 30 C (86 F)

31 years with a qualifying day

Days per year at Hinsdale 4 SW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 63 in 1988.

Days at or above 30 C (86 F) per year at Hinsdale 4 SW
Year	Days	Decade average
1972	22	27.4
1973	32	27.4
1974	24	27.4
1975	21	27.4
1976	27	27.4
1977	28	27.4
1978	26	27.4
1979	39	27.4
1980	30	40.4
1981	48	40.4
1982	22	40.4
1983	47	40.4
1984	53	40.4
1985	35	40.4
1986	31	40.4
1987	35	40.4
1988	63	40.4
1989	40	40.4
1990	51	33.5
1991	41	33.5
1992	27	33.5
1993	11	33.5
1994	43	33.5
1995	28	33.5
2000	39	39
2020	41	40.3
2021	53	40.3
2022	51	40.3
2023	31	40.3
2025	35	40.3
2026	31	40.3

For each year, a bar from the first to the last day at Hinsdale 4 SW meeting 30 C (86 F).

First to last qualifying date each year at Hinsdale 4 SW
Year	First date	Last date
1972	1972-05-17	1972-08-29
1973	1973-06-13	1973-08-30
1974	1974-04-25	1974-09-25
1975	1975-05-15	1975-08-28
1976	1976-05-28	1976-09-17
1977	1977-04-26	1977-08-24
1978	1978-05-15	1978-09-04
1979	1979-06-11	1979-09-16
1980	1980-04-20	1980-09-07
1981	1981-06-26	1981-09-19
1982	1982-06-22	1982-09-09
1983	1983-06-10	1983-09-26
1984	1984-05-15	1984-09-18
1985	1985-05-02	1985-08-30
1986	1986-05-20	1986-08-30
1987	1987-04-30	1987-10-03
1988	1988-05-16	1988-09-06
1989	1989-06-09	1989-09-16
1990	1990-04-21	1990-09-25
1991	1991-05-21	1991-09-07
1992	1992-05-05	1992-10-01
1993	1993-05-11	1993-08-16
1994	1994-05-27	1994-09-23
1995	1995-05-30	1995-09-03
2000	2000-05-01	2000-09-17
2020	2020-05-31	2020-09-06
2021	2021-05-17	2021-10-05
2022	2022-06-17	2022-09-29
2023	2023-06-30	2023-09-03
2025	2025-05-10	2025-09-30
2026	2026-05-13	2026-08-22

Every Fixed Threshold

Fixed thresholds at Hinsdale 4 SW
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	31	63	1988	31
35 C (95 F): Days	30	23	1988	11
40 C (104 F): Days	7	3	1988	2
90 F (32.2 C): Days	31	45	1988	23
100 F (37.8 C): Days	17	9	1988	3
0 C (32 F): Ice days (max	31	105	1978	4
0 C (32 F): Frost days (min	31	186	1979	63
-10 C (14 F): Days with min	31	101	1978	8
-20 C (-4 F): Days with min	30	45	1979	33
-30 C (-22 F): Days with min	21	13	1972	6
20 C (68 F): Tropical nights (min	21	12	1988	1
10 mm (0.39 in): Days with 10 mm or more rain	47	15	1978	6
25 mm (0.98 in): Days with 25 mm or more rain	38	6	1974	1
50 mm (1.97 in): Days with 50 mm or more rain	12	3	1974	2
10 cm (3.9 in): Days with 10 cm or more snowfall	23	6	2025	1
25 cm (9.8 in): Days with 25 cm or more snowfall	7	1	2000	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1972.

Download the Data

Data for Hinsdale 4 SW 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Hinsdale 4 SW Threshold Days by Year (USC00244180)

Key Facts for Hinsdale 4 SW Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related