Fort Severn weather by month & the best time to visit
Canada · seaside town · subarctic climate
Fort Severn is short on reliable sunshine. Its best month is August (Score 42/100) — for stronger sun, try one of the nearby alternatives.
When is the best time to visit Fort Severn?
Fort Severn never gets truly sunny weather: August is as good as it gets at 42/100, and January is the low point (0/100). If sunshine is the point of the trip, the nearby alternatives do better.
How sunny is Fort Severn?
Fort Severn gets a moderate 2,010 hours of sunshine a year. August (42/100) is noticeably better than January (0). It ranks #127 of 242 destinations in Canada for annual sunshine, below the national median of 2,024 hours. Rain has a clear season: the wettest stretch, around August, carries about 41% of the annual 657 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 0 | -20° / -4°F | -26° / -15°F | 24 mm | 0 | -1° / 30°F |
| February | 0 | -18° / 0°F | -26° / -15°F | 19 mm | 1 | -1° / 30°F |
| March | 0 | -11° / 12°F | -19° / -2°F | 28 mm | 2 | -1° / 30°F |
| April | 0 | -4° / 25°F | -12° / 10°F | 33 mm | 4 | -1° / 30°F |
| May | 0 | 4° / 39°F | -4° / 25°F | 61 mm | 5 | -1° / 30°F |
| June | 13 | 10° / 50°F | 1° / 34°F | 68 mm | 6 | 1° / 34°F |
| July | 37 | 14° / 57°F | 6° / 43°F | 93 mm | 5 | 5° / 41°F |
| August | 42 | 15° / 59°F | 7° / 45°F | 99 mm | 4 | 10° / 50°F |
| September | 13 | 10° / 50°F | 4° / 39°F | 79 mm | 2 | 10° / 50°F |
| October | 0 | 3° / 37°F | -1° / 30°F | 78 mm | 1 | 7° / 45°F |
| November | 0 | -5° / 23°F | -11° / 12°F | 45 mm | 0 | 2° / 36°F |
| December | 0 | -15° / 5°F | -22° / -8°F | 30 mm | 0 | -1° / 30°F |
Sea temperature in Fort Severn by month
The sea off Fort Severn is warmest in August at around 10°C / 50°F, and coolest in January at -1°C / 30°F. It never reaches comfortable swimming temperatures (21°C+). Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
Fort Severn: questions and answers
What kind of destination is Fort Severn?
Fort Severn is a seaside town in Canada with a subarctic climate — the sea reaches 10°C at its warmest.
How many hours of sunshine does Fort Severn get a year?
Fort Severn gets about 2,010 hours of sunshine a year, at its best around August.
When is the best time to visit Fort Severn?
Fort Severn is short on reliable sunshine — its best month is only August at 42/100. For a sunnier trip, see the nearest strong-sun alternatives listed on the page.
What is the least sunny month in Fort Severn?
January is the least sunny month in Fort Severn, scoring 0/100 with about 24 mm of rain.
What is the sea temperature in Fort Severn?
The sea in Fort Severn ranges from about -1°C (January) to 10°C (August). Month-by-month sea temperatures are on this page.
How strong is the sun in Fort Severn?
The typical midday UV index in Fort Severn peaks around 6 (high) in June, easing to about 0 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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