nomadseason

Monthly climate in Port McNeill, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Port McNeill features a oceanic climate (Cfb). Temperatures typically range between 2 °C (35 °F) and 14 °C (58 °F) through the year, but rarely can drop to -17 °C (1 °F) or can rise to as high as 34 °C (93 °F). The average annual precipitation amounts to about 2341 mm (92.1 inches) and receives 206 rainy days on the 1 mm (0.04 inches) threshold annually. Port McNeill enjoys an average of 2462 hours of sunshine throughout the year, and daylight varies from 8 hours 2 minutes to 16 hours 22 minutes per day.

Monthly average temperatures in Port McNeill, Canada

The warmest months in Port McNeill are July, August and September, with daily mean temperatures ranging from 12 to 14 °C (54 - 58 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 3 °C (35 - 37 °F) throughout the day. On average each year, Port McNeill experiences 2 days above 25 °C (77.0 °F) and 49 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Port McNeill. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum11°C
(52°F)		12°C
(53°F)		16°C
(62°F)		23°C
(73°F)		24°C
(75°F)		34°C
(93°F)		28°C
(82°F)		27°C
(81°F)		28°C
(82°F)		20°C
(69°F)		13°C
(55°F)		10°C
(51°F)
Mean maximum9°C
(49°F)		8°C
(47°F)		12°C
(53°F)		17°C
(63°F)		21°C
(69°F)		23°C
(74°F)		24°C
(75°F)		25°C
(78°F)		22°C
(73°F)		16°C
(61°F)		11°C
(53°F)		9°C
(48°F)
Average high5°C
(41°F)		4°C
(40°F)		7°C
(45°F)		10°C
(50°F)		13°C
(56°F)		15°C
(60°F)		18°C
(64°F)		18°C
(65°F)		15°C
(60°F)		11°C
(52°F)		7°C
(45°F)		5°C
(40°F)
Daily mean3°C
(37°F)		2°C
(35°F)		4°C
(39°F)		6°C
(43°F)		9°C
(49°F)		12°C
(53°F)		14°C
(57°F)		14°C
(58°F)		12°C
(54°F)		8°C
(47°F)		5°C
(42°F)		3°C
(37°F)
Average low1°C
(34°F)		-0°C
(31°F)		1°C
(34°F)		3°C
(38°F)		6°C
(43°F)		8°C
(47°F)		10°C
(51°F)		11°C
(52°F)		10°C
(50°F)		6°C
(42°F)		3°C
(38°F)		1°C
(33°F)
Mean minimum-8°C
(18°F)		-6°C
(21°F)		-5°C
(24°F)		-1°C
(30°F)		3°C
(37°F)		5°C
(41°F)		7°C
(45°F)		8°C
(46°F)		5°C
(42°F)		0°C
(33°F)		-1°C
(31°F)		-6°C
(21°F)
Minimum-14°C
(6°F)		-11°C
(13°F)		-7°C
(19°F)		-2°C
(28°F)		1°C
(35°F)		2°C
(37°F)		6°C
(44°F)		7°C
(45°F)		4°C
(40°F)		-2°C
(28°F)		-4°C
(24°F)		-17°C
(1°F)

Compare climate in Port McNeill with other places

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

Monthly average precipitation in Port McNeill, Canada

Port McNeill usually has the most precipitation in January, November and December, with an average of 20 rainy days and 310 mm (12.2 inches) of precipitation per month. The driest months in Port McNeill are May, July and August. On average, 87 mm (3.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Port McNeill. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)285 (11.2)212 (8.3)215 (8.5)155 (6.1)109 (4.3)114 (4.5)68 (2.7)82 (3.2)192 (7.5)263 (10.4)360 (14.2)284 (11.2)
Average precipitation days (≥ 1 mm)181819171517131116202220

Monthly sunshine hours in Port McNeill, Canada

The sunniest months in Port McNeill are June, July and August, when the sun shines an average of 10 hours 16 minutes a day. Least sunny months in Port McNeill: January, November and December receive an average of 2 hours 54 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Port McNeill. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours7113719523429229434330722616210591
Mean daily daylight hours8h 32m10h 4m11h 56m13h 51m15h 31m16h 22m15h 54m14h 23m12h 32m10h 38m8h 56m8h 2m

Solar UV radiation in Port McNeill, Canada

Port McNeill experiences the highest level of ultraviolet (UV) radiation in June, July 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 Port McNeill UV Index data.

Average daily maximum UV levels by month for Port McNeill. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)234678986421