Provincetown Threshold Days by Year (USC00196681)

14 fixed thresholds counted per year at Provincetown (USC00196681): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Provincetown Thresholds

Provincetown: days with 10 mm (0.39 in) or more of precipitation in 21 years, most in 1975 with 46.
Provincetown: days with 25 mm (0.98 in) or more of precipitation in 21 years, most in 1969 with 20.
Provincetown: days with a maximum temperature at or below 0 C (32 F) in 17 years, most in 1978 with 27.
Provincetown: days with a maximum temperature at or above 30 C (86 F) in 16 years, most in 1969 with 17.
14 fixed thresholds have at least one qualifying day at Provincetown.

Days at or above 30 C (86 F)

16 years with a qualifying day

Days per year at Provincetown with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 17 in 1969.

Days at or above 30 C (86 F) per year at Provincetown
Year	Days	Decade average
1960	6	10.3
1961	14	10.3
1962	2	10.3
1963	15	10.3
1964	8	10.3
1965	10	10.3
1966	14	10.3
1967	3	10.3
1968	14	10.3
1969	17	10.3
1974	10	10.5
1975	16	10.5
1977	11	10.5
1978	5	10.5
1982	4	10
1987	16	10

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

First to last qualifying date each year at Provincetown
Year	First date	Last date
1960	1960-06-27	1960-08-03
1961	1961-06-13	1961-09-12
1962	1962-06-16	1962-08-21
1963	1963-06-26	1963-08-22
1964	1964-05-23	1964-09-05
1965	1965-05-26	1965-09-22
1966	1966-06-28	1966-09-03
1967	1967-07-10	1967-07-27
1968	1968-06-06	1968-08-08
1969	1969-06-29	1969-09-02
1974	1974-06-10	1974-08-15
1975	1975-06-19	1975-08-15
1977	1977-07-02	1977-08-08
1978	1978-06-28	1978-08-15
1982	1982-07-14	1982-07-27
1987	1987-05-31	1987-08-21

Every Fixed Threshold

Fixed thresholds at Provincetown
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	16	17	1969	16
35 C (95 F): Days	4	2	1963	1
90 F (32.2 C): Days	12	9	1963	6
0 C (32 F): Ice days (max	17	27	1978	11
0 C (32 F): Frost days (min	16	132	1978	71
-10 C (14 F): Days with min	16	25	1977	3
-20 C (-4 F): Days with min	1	1	1964	1
20 C (68 F): Tropical nights (min	15	12	1969	12
10 mm (0.39 in): Days with 10 mm or more rain	21	46	1975	32
25 mm (0.98 in): Days with 25 mm or more rain	21	20	1969	7
50 mm (1.97 in): Days with 50 mm or more rain	15	5	1969	1
100 mm (3.94 in): Days with 100 mm or more rain	4	1	1960	1
10 cm (3.9 in): Days with 10 cm or more snowfall	6	2	1975	2
25 cm (9.8 in): Days with 25 cm or more snowfall	2	2	1978	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1960.

Download the Data

Data for Provincetown 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).

Provincetown Threshold Days by Year (USC00196681)

Key Facts for Provincetown Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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