Oshawa Wpcp Threshold Days by Year (CA006155878)

15 fixed thresholds counted per year at Oshawa Wpcp (CA006155878): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Oshawa Wpcp Thresholds

Oshawa Wpcp: days with a maximum temperature at or below 0 C (32 F) in 14 years, most in 1970 with 72.
Oshawa Wpcp: nights with a minimum temperature at or below 0 C (32 F) in 14 years, most in 1972 with 154.
Oshawa Wpcp: nights with a minimum temperature at or below -10 C (14 F) in 14 years, most in 1970 with 57.
Oshawa Wpcp: nights with a minimum temperature at or below -20 C (-4 F) in 14 years, most in 1977 with 12.
15 fixed thresholds have at least one qualifying day at Oshawa Wpcp.

Days at or above 30 C (86 F)

11 years with a qualifying day

Days per year at Oshawa Wpcp with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 8 in 1973.

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

First to last qualifying date each year at Oshawa Wpcp
Year	First date	Last date
1970	1970-07-26	1970-08-01
1971	1971-06-29	1971-08-08
1972	1972-07-23	1972-07-23
1973	1973-06-12	1973-09-04
1974	1974-07-09	1974-07-09
1975	1975-05-21	1975-08-02
1976	1976-06-11	1976-06-11
1977	1977-05-28	1977-07-20
1978	1978-06-27	1978-09-06
1981	1981-07-07	1981-07-13
1983	1983-07-12	1983-09-10

Every Fixed Threshold

Fixed thresholds at Oshawa Wpcp
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	11	8	1973	6
35 C (95 F): Days	2	3	1983	3
90 F (32.2 C): Days	7	3	1975	3
0 C (32 F): Ice days (max	14	72	1970	44
0 C (32 F): Frost days (min	14	154	1972	129
-10 C (14 F): Days with min	14	57	1970	32
-20 C (-4 F): Days with min	14	12	1977	2
-30 C (-22 F): Days with min	1	1	1981	1
20 C (68 F): Tropical nights (min	14	19	1973	13
10 mm (0.39 in): Days with 10 mm or more rain	14	38	1977	31
25 mm (0.98 in): Days with 25 mm or more rain	14	9	1977	5
50 mm (1.97 in): Days with 50 mm or more rain	3	1	1971	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1971	1
10 cm (3.9 in): Days with 10 cm or more snowfall	14	8	1976	2
25 cm (9.8 in): Days with 25 cm or more snowfall	3	2	1977	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1970.

Download the Data

Data for Oshawa Wpcp 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).

Oshawa Wpcp Threshold Days by Year (CA006155878)

Key Facts for Oshawa Wpcp Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related