Summerside Cda Threshold Days by Year (CA008300600)
14 fixed thresholds counted per year at Summerside Cda (CA008300600): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Summerside Cda Thresholds
- Summerside Cda: nights with a minimum temperature at or below 0 C (32 F) in 27 years, most in 1939 with 185.
- Summerside Cda: nights with a minimum temperature at or below -10 C (14 F) in 27 years, most in 1939 with 78.
- Summerside Cda: nights with a minimum temperature at or below -20 C (-4 F) in 27 years, most in 1948 with 18.
- Summerside Cda: days with a maximum temperature at or below 0 C (32 F) in 26 years, most in 1941 with 99.
- 14 fixed thresholds have at least one qualifying day at Summerside Cda.
Days at or above 30 C (86 F)
12 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1930 | 1 | 1.5 |
| 1937 | 2 | 1.5 |
| 1938 | 1 | 1.5 |
| 1939 | 2 | 1.5 |
| 1942 | 1 | 2.8 |
| 1944 | 5 | 2.8 |
| 1947 | 1 | 2.8 |
| 1949 | 4 | 2.8 |
| 1952 | 3 | 2 |
| 1955 | 2 | 2 |
| 1959 | 1 | 2 |
| 1960 | 2 | 2 |
| Year | First date | Last date |
|---|---|---|
| 1930 | 1930-06-15 | 1930-06-15 |
| 1937 | 1937-08-08 | 1937-08-30 |
| 1938 | 1938-08-01 | 1938-08-01 |
| 1939 | 1939-07-26 | 1939-08-25 |
| 1942 | 1942-09-01 | 1942-09-01 |
| 1944 | 1944-08-12 | 1944-08-16 |
| 1947 | 1947-08-14 | 1947-08-14 |
| 1949 | 1949-07-29 | 1949-08-27 |
| 1952 | 1952-07-08 | 1952-08-28 |
| 1955 | 1955-07-08 | 1955-07-09 |
| 1959 | 1959-07-28 | 1959-07-28 |
| 1960 | 1960-08-18 | 1960-08-19 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 12 | 5 | 1944 | 2 |
| 90 F (32.2 C): Days | 2 | 1 | 1944 | 1 |
| 0 C (32 F): Ice days (max | 26 | 99 | 1941 | 84 |
| 0 C (32 F): Frost days (min | 27 | 185 | 1939 | 126 |
| -10 C (14 F): Days with min | 27 | 78 | 1939 | 52 |
| -20 C (-4 F): Days with min | 27 | 18 | 1948 | 8 |
| -30 C (-22 F): Days with min | 1 | 2 | 1930 | 2 |
| 20 C (68 F): Tropical nights (min | 8 | 5 | 1947 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 24 | 50 | 1951 | 36 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 24 | 10 | 1940 | 8 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 8 | 2 | 1948 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 1 | 1 | 1942 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 23 | 11 | 1954 | 6 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 15 | 3 | 1960 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1930.
Download the Data
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 . Last revised (2025-12-31).