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Monthly climate in Stephenville Crossing, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Stephenville Crossing features a humid continental climate (Dfb). Temperatures typically range between -6 °C (22 °F) and 18 °C (65 °F) through the year, but rarely can drop to -18 °C (-1 °F) or can rise to as high as 26 °C (80 °F). The average annual precipitation amounts to about 1537 mm (60.5 inches) and receives 210 rainy days on the 1 mm (0.04 inches) threshold annually. Stephenville Crossing enjoys an average of 2395 hours of sunshine throughout the year, and daylight varies from 8 hours 21 minutes to 16 hours 2 minutes per day.

Monthly average temperatures in Stephenville Crossing, Canada

The warmest months in Stephenville Crossing are July, August and September, with daily mean temperatures ranging from 13 to 18 °C (57 - 65 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from -6 to -3 °C (22 - 27 °F) throughout the day. On average each year, Stephenville Crossing experiences 1 days above 25 °C (77.0 °F) and 139 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Stephenville Crossing. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum10°C
(51°F)		8°C
(47°F)		9°C
(48°F)		13°C
(56°F)		18°C
(64°F)		26°C
(79°F)		25°C
(76°F)		26°C
(80°F)		23°C
(73°F)		22°C
(71°F)		16°C
(62°F)		12°C
(55°F)
Mean maximum6°C
(44°F)		6°C
(42°F)		6°C
(44°F)		11°C
(53°F)		16°C
(61°F)		19°C
(67°F)		24°C
(75°F)		25°C
(78°F)		22°C
(71°F)		17°C
(63°F)		15°C
(59°F)		10°C
(50°F)
Average high-2°C
(29°F)		-2°C
(28°F)		-0°C
(32°F)		5°C
(41°F)		9°C
(48°F)		15°C
(59°F)		19°C
(67°F)		21°C
(70°F)		16°C
(62°F)		11°C
(52°F)		6°C
(43°F)		1°C
(34°F)
Daily mean-5°C
(24°F)		-6°C
(22°F)		-3°C
(27°F)		2°C
(36°F)		6°C
(43°F)		12°C
(54°F)		16°C
(62°F)		18°C
(65°F)		13°C
(57°F)		8°C
(47°F)		3°C
(38°F)		-1°C
(30°F)
Average low-7°C
(19°F)		-8°C
(17°F)		-6°C
(21°F)		-1°C
(31°F)		3°C
(38°F)		9°C
(48°F)		13°C
(57°F)		15°C
(59°F)		10°C
(51°F)		6°C
(42°F)		1°C
(34°F)		-4°C
(26°F)
Mean minimum-14°C
(7°F)		-15°C
(6°F)		-13°C
(9°F)		-8°C
(18°F)		-1°C
(31°F)		4°C
(40°F)		9°C
(49°F)		10°C
(51°F)		5°C
(42°F)		1°C
(34°F)		-5°C
(24°F)		-9°C
(16°F)
Minimum-16°C
(4°F)		-18°C
(-1°F)		-14°C
(8°F)		-10°C
(14°F)		-3°C
(28°F)		1°C
(35°F)		8°C
(46°F)		9°C
(49°F)		3°C
(38°F)		-1°C
(31°F)		-9°C
(15°F)		-11°C
(13°F)

Compare climate in Stephenville Crossing with other places

Compare temperature, precipitation, sunshine, UV index in Stephenville Crossing, Canada with other places around the world.

Monthly average precipitation in Stephenville Crossing, Canada

Stephenville Crossing usually has the most precipitation in October, November and December, with an average of 20 rainy days and 161 mm (6.4 inches) of precipitation per month. The driest months in Stephenville Crossing are January, May and July. On average, 103 mm (4.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Stephenville Crossing. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)109 (4.3)131 (5.2)120 (4.7)112 (4.4)111 (4.4)123 (4.8)89 (3.5)114 (4.5)144 (5.7)148 (5.8)172 (6.8)163 (6.4)
Average precipitation days (≥ 1 mm)182118161515131617182122

Monthly sunshine hours in Stephenville Crossing, Canada

The sunniest months in Stephenville Crossing are June, July and August, when the sun shines an average of 9 hours 58 minutes a day. Least sunny months in Stephenville Crossing: January, February and December receive an average of 2 hours 29 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Stephenville Crossing. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours629219022728529330531823520610671
Mean daily daylight hours8h 48m10h 12m11h 56m13h 43m15h 15m16h 2m15h 36m14h 14m12h 31m10h 45m9h 10m8h 21m

Solar UV radiation in Stephenville Crossing, Canada

Stephenville Crossing experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 8 - 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 Stephenville Crossing UV Index data.

Average daily maximum UV levels by month for Stephenville Crossing. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235789886422