Jewett Work Ctr Threshold Days by Year (USC00294375)

14 fixed thresholds counted per year at Jewett Work Ctr (USC00294375): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Jewett Work Ctr Thresholds

Jewett Work Ctr: days with 10 mm (0.39 in) or more of precipitation in 35 years, most in 1935 with 19.
Jewett Work Ctr: days with 10 cm (3.9 in) or more of snowfall in 34 years, most in 1935 with 8.
Jewett Work Ctr: days with 25 mm (0.98 in) or more of precipitation in 28 years, most in 1935 with 5.
Jewett Work Ctr: days with a maximum temperature at or above 30 C (86 F) in 17 years, most in 1956 with 41.
14 fixed thresholds have at least one qualifying day at Jewett Work Ctr.

Days at or above 30 C (86 F)

17 years with a qualifying day

Days per year at Jewett Work Ctr with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 41 in 1956.

Days at or above 30 C (86 F) per year at Jewett Work Ctr
Year	Days	Decade average
1948	26	18.5
1949	11	18.5
1950	27	27.4
1951	37	27.4
1952	23	27.4
1953	20	27.4
1954	28	27.4
1955	22	27.4
1956	41	27.4
1957	22	27.4
1959	27	27.4
1960	39	27.8
1961	39	27.8
1962	36	27.8
1963	31	27.8
1964	16	27.8
1965	6	27.8

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

First to last qualifying date each year at Jewett Work Ctr
Year	First date	Last date
1948	1948-06-15	1948-09-04
1949	1949-06-17	1949-08-31
1950	1950-06-10	1950-08-31
1951	1951-05-26	1951-09-14
1952	1952-06-09	1952-09-10
1953	1953-06-14	1953-08-07
1954	1954-06-17	1954-09-21
1955	1955-06-07	1955-09-10
1956	1956-05-31	1956-09-19
1957	1957-06-07	1957-07-31
1959	1959-05-12	1959-07-28
1960	1960-05-13	1960-08-30
1961	1961-06-10	1961-08-27
1962	1962-06-19	1962-09-05
1963	1963-06-15	1963-08-25
1964	1964-05-24	1964-07-21
1965	1965-06-29	1965-08-27

Every Fixed Threshold

Fixed thresholds at Jewett Work Ctr
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	17	41	1956	6
35 C (95 F): Days	5	2	1957	2
90 F (32.2 C): Days	17	18	1962	1
100 F (37.8 C): Days	1	1	1961	1
0 C (32 F): Ice days (max	15	18	1949	4
0 C (32 F): Frost days (min	17	239	1965	239
-10 C (14 F): Days with min	17	111	1964	71
-20 C (-4 F): Days with min	16	13	1964	4
-30 C (-22 F): Days with min	1	1	1949	1
10 mm (0.39 in): Days with 10 mm or more rain	35	19	1935	16
25 mm (0.98 in): Days with 25 mm or more rain	28	5	1935	2
50 mm (1.97 in): Days with 50 mm or more rain	2	1	1935	1
10 cm (3.9 in): Days with 10 cm or more snowfall	34	8	1935	4
25 cm (9.8 in): Days with 25 cm or more snowfall	7	2	1927	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1948.

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Data for Jewett Work Ctr 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).

Jewett Work Ctr Threshold Days by Year (USC00294375)

Key Facts for Jewett Work Ctr Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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