Niverville Threshold Days by Year (CA005022043)

16 fixed thresholds counted per year at Niverville (CA005022043): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Niverville Thresholds

Niverville: days with a maximum temperature at or above 30 C (86 F) in 19 years, most in 1983 with 35.
Niverville: days with a maximum temperature at or above 90 F (32.2 C) in 19 years, most in 1983 with 12.
Niverville: days with a maximum temperature at or below 0 C (32 F) in 19 years, most in 1972 with 142.
Niverville: days with 10 mm (0.39 in) or more of precipitation in 19 years, most in 1977 with 20.
16 fixed thresholds have at least one qualifying day at Niverville.

Days at or above 30 C (86 F)

19 years with a qualifying day

Days per year at Niverville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 35 in 1983.

Days at or above 30 C (86 F) per year at Niverville
Year	Days	Decade average
1964	11	11
1966	13	11
1967	16	11
1968	2	11
1969	13	11
1970	18	15
1971	6	15
1972	17	15
1973	13	15
1974	20	15
1975	15	15
1976	22	15
1977	12	15
1978	18	15
1979	9	15
1980	27	19.5
1981	7	19.5
1982	9	19.5
1983	35	19.5

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

First to last qualifying date each year at Niverville
Year	First date	Last date
1964	1964-05-21	1964-08-05
1966	1966-06-20	1966-08-27
1967	1967-07-15	1967-09-06
1968	1968-06-03	1968-07-06
1969	1969-05-26	1969-09-13
1970	1970-06-06	1970-09-06
1971	1971-06-03	1971-09-02
1972	1972-05-16	1972-08-30
1973	1973-06-02	1973-08-31
1974	1974-06-19	1974-09-26
1975	1975-06-20	1975-08-24
1976	1976-06-02	1976-09-30
1977	1977-05-10	1977-08-09
1978	1978-06-05	1978-09-10
1979	1979-06-13	1979-09-16
1980	1980-04-20	1980-09-07
1981	1981-05-21	1981-09-10
1982	1982-05-28	1982-09-10
1983	1983-06-10	1983-09-02

Every Fixed Threshold

Fixed thresholds at Niverville
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	19	35	1983	35
35 C (95 F): Days	11	4	1975	4
90 F (32.2 C): Days	19	12	1983	12
100 F (37.8 C): Days	2	1	1976	1
0 C (32 F): Ice days (max	19	142	1972	113
0 C (32 F): Frost days (min	18	213	1983	213
-10 C (14 F): Days with min	18	132	1970	95
-20 C (-4 F): Days with min	18	88	1970	47
-30 C (-22 F): Days with min	18	37	1972	17
-40 C (-40 F): Days with min	4	4	1970	4
20 C (68 F): Tropical nights (min	10	4	1975	4
10 mm (0.39 in): Days with 10 mm or more rain	19	20	1977	8
25 mm (0.98 in): Days with 25 mm or more rain	19	6	1968	2
50 mm (1.97 in): Days with 50 mm or more rain	5	3	1968	1
10 cm (3.9 in): Days with 10 cm or more snowfall	16	5	1970	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1979	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1964.

Download the Data

Data for Niverville 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).

Niverville Threshold Days by Year (CA005022043)

Key Facts for Niverville Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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