Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Princeton features a subarctic climate (Dsc).Temperatures typically range between -6 °C (21 °F) and 14 °C (58 °F) through the year, but rarely can drop to -33 °C (-27 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 799 mm (31.5 inches) and receives 139 rainy days on the 1 mm (0.04 inches) threshold annually.Princeton enjoys an average of 2829 hours of sunshine throughout the year, and daylight varies from 8 hours 13 minutes to 16 hours 11 minutes per day.
The warmest months in Princeton are June, July and August, with daily mean temperatures ranging from 11 to 14 °C (52 - 58 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -6 to -4 °C (21 - 25 °F) throughout the day. On average each year, Princeton experiences 16 days above 25 °C (77.0 °F) and 174 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 7°C (44°F) | 6°C (44°F) | 16°C (61°F) | 22°C (72°F) | 24°C (76°F) | 36°C (97°F) | 35°C (96°F) | 31°C (88°F) | 28°C (83°F) | 22°C (72°F) | 12°C (53°F) | 9°C (48°F) |
Mean maximum | 5°C (41°F) | 5°C (41°F) | 11°C (51°F) | 16°C (61°F) | 22°C (71°F) | 26°C (78°F) | 30°C (86°F) | 29°C (85°F) | 26°C (78°F) | 16°C (61°F) | 9°C (49°F) | 6°C (42°F) |
Average high | -1°C (31°F) | -2°C (29°F) | 3°C (39°F) | 8°C (46°F) | 14°C (57°F) | 17°C (62°F) | 21°C (70°F) | 22°C (71°F) | 16°C (61°F) | 8°C (46°F) | 3°C (38°F) | -1°C (30°F) |
Daily mean | -4°C (25°F) | -6°C (21°F) | -1°C (30°F) | 3°C (37°F) | 8°C (47°F) | 11°C (52°F) | 14°C (58°F) | 14°C (58°F) | 10°C (50°F) | 3°C (38°F) | -0°C (32°F) | -4°C (25°F) |
Average low | -7°C (19°F) | -10°C (14°F) | -5°C (23°F) | -1°C (30°F) | 3°C (37°F) | 5°C (41°F) | 8°C (46°F) | 8°C (47°F) | 5°C (41°F) | -1°C (31°F) | -3°C (27°F) | -7°C (19°F) |
Mean minimum | -22°C (-8°F) | -24°C (-11°F) | -16°C (3°F) | -7°C (19°F) | -2°C (29°F) | 0°C (33°F) | 3°C (38°F) | 2°C (37°F) | -1°C (30°F) | -7°C (19°F) | -10°C (13°F) | -21°C (-6°F) |
Minimum | -27°C (-16°F) | -30°C (-22°F) | -26°C (-14°F) | -10°C (15°F) | -2°C (28°F) | -1°C (30°F) | 2°C (35°F) | 1°C (34°F) | -3°C (27°F) | -13°C (8°F) | -15°C (5°F) | -33°C (-27°F) |
Compare temperature, precipitation, sunshine, UV index in Princeton, British Columbia, Canada with other places around the world.
Princeton usually has the most precipitation in October, November and December, with an average of 14 rainy days and 109 mm (4.3 inches) of precipitation per month.The driest months in Princeton are June, July and August. On average, 27 mm (1.1 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 83 (3.3) | 88 (3.5) | 64 (2.5) | 58 (2.3) | 47 (1.8) | 44 (1.7) | 20 (0.8) | 17 (0.7) | 52 (2.1) | 88 (3.5) | 124 (4.9) | 114 (4.5) |
Average precipitation days (≥ 1 mm) | 14 | 16 | 14 | 14 | 10 | 10 | 4 | 4 | 9 | 12 | 16 | 16 |
The sunniest months in Princeton are June, July and August, when the sun shines an average of 11 hours 55 minutes a day.Least sunny months in Princeton: January, November and December receive an average of 3 hours 29 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 92 | 148 | 220 | 259 | 335 | 342 | 397 | 357 | 260 | 187 | 120 | 108 |
Mean daily daylight hours | 8h 41m | 10h 8m | 11h 56m | 13h 47m | 15h 22m | 16h 11m | 15h 44m | 14h 18m | 12h 31m | 10h 41m | 9h 3m | 8h 13m |
Princeton experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 9 - 9, which corresponds to the Very High category of sun exposure.January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Princeton UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 2 | 3 | 5 | 7 | 9 | 9 | 9 | 9 | 7 | 5 | 2 | 1 |