Willow Creek 1 NW Threshold Days by Year (USC00049694)

15 fixed thresholds counted per year at Willow Creek 1 NW (USC00049694): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Willow Creek 1 NW Thresholds

Willow Creek 1 NW: days with a maximum temperature at or above 30 C (86 F) in 16 years, most in 1974 with 121.
Willow Creek 1 NW: days with a maximum temperature at or above 35 C (95 F) in 16 years, most in 1970 with 66.
Willow Creek 1 NW: days with a maximum temperature at or above 40 C (104 F) in 16 years, most in 1996 with 28.
Willow Creek 1 NW: days with a maximum temperature at or above 90 F (32.2 C) in 16 years, most in 1970 with 99.
15 fixed thresholds have at least one qualifying day at Willow Creek 1 NW.

Days at or above 30 C (86 F)

16 years with a qualifying day

Days per year at Willow Creek 1 NW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 121 in 1974.

Days at or above 30 C (86 F) per year at Willow Creek 1 NW
Year	Days	Decade average
1969	112	112
1970	117	103.4
1971	86	103.4
1972	104	103.4
1973	106	103.4
1974	121	103.4
1975	108	103.4
1976	95	103.4
1977	90	103.4
1981	95	91
1982	91	91
1983	80	91
1984	98	91
1996	102	97.3
1997	102	97.3
1999	88	97.3

For each year, a bar from the first to the last day at Willow Creek 1 NW meeting 30 C (86 F).

First to last qualifying date each year at Willow Creek 1 NW
Year	First date	Last date
1969	1969-05-06	1969-10-02
1970	1970-05-02	1970-10-14
1971	1971-05-11	1971-10-09
1972	1972-05-03	1972-10-08
1973	1973-04-26	1973-09-30
1974	1974-04-30	1974-10-19
1975	1975-05-12	1975-10-05
1976	1976-05-08	1976-10-10
1977	1977-06-01	1977-09-14
1981	1981-04-29	1981-09-19
1982	1982-05-05	1982-09-25
1983	1983-05-20	1983-09-26
1984	1984-04-15	1984-10-08
1996	1996-04-07	1996-10-10
1997	1997-05-08	1997-10-01
1999	1999-04-16	1999-09-27

Every Fixed Threshold

Fixed thresholds at Willow Creek 1 NW
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	16	121	1974	88
35 C (95 F): Days	16	66	1970	28
40 C (104 F): Days	16	28	1996	4
45 C (113 F): Days	2	2	1981	2
90 F (32.2 C): Days	16	99	1970	62
100 F (37.8 C): Days	16	37	1973	7
110 F (43.3 C): Days	11	6	1972	1
0 C (32 F): Frost days (min	13	108	1976	12
-10 C (14 F): Days with min	2	3	1972	3
20 C (68 F): Tropical nights (min	1	1	1996	1
10 mm (0.39 in): Days with 10 mm or more rain	13	59	1996	27
25 mm (0.98 in): Days with 25 mm or more rain	13	27	1996	10
50 mm (1.97 in): Days with 50 mm or more rain	9	8	1996	3
100 mm (3.94 in): Days with 100 mm or more rain	2	2	1996	1
10 cm (3.9 in): Days with 10 cm or more snowfall	4	4	1969	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1969.

Download the Data

Data for Willow Creek 1 NW 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).

Willow Creek 1 NW Threshold Days by Year (USC00049694)

Key Facts for Willow Creek 1 NW Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related