Monthly climate in Sept-Iles, Quebec, Canada

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Sept-Iles features a subarctic climate (Dfc). Temperatures typically range between -13 °C (8 °F) and 17 °C (63 °F) through the year, but rarely can drop to -32 °C (-25 °F) or can rise to as high as 33 °C (92 °F). The average annual precipitation amounts to about 1158 mm (45.6 inches) and receives 148 rainy days on the 1 mm (0.04 inches) threshold annually. Sept-Iles enjoys an average of 2827 hours of sunshine throughout the year, and daylight varies from 8 hours 6 minutes to 16 hours 18 minutes per day.

Monthly average temperatures in Sept-Iles, Quebec, Canada §

The warmest months in Sept-Iles are June, July and August, with daily mean temperatures ranging from 13 to 17 °C (56 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -13 to -9 °C (8 - 16 °F) throughout the day. On average each year, Sept-Iles experiences 8 days above 25 °C (77.0 °F) and 177 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sept-Iles, Quebec, Canada. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 6°C
(44°F)
3°C
(38°F)
11°C
(53°F)
15°C
(60°F)
28°C
(82°F)
33°C
(92°F)
30°C
(86°F)
29°C
(85°F)
24°C
(76°F)
19°C
(66°F)
16°C
(61°F)
7°C
(45°F)
Mean maximum 2°C
(35°F)
1°C
(35°F)
5°C
(42°F)
11°C
(52°F)
21°C
(69°F)
24°C
(76°F)
28°C
(83°F)
27°C
(80°F)
22°C
(71°F)
16°C
(61°F)
10°C
(50°F)
4°C
(40°F)
Average high -9°C
(16°F)
-8°C
(18°F)
-2°C
(28°F)
4°C
(40°F)
12°C
(53°F)
18°C
(65°F)
22°C
(72°F)
21°C
(70°F)
15°C
(60°F)
9°C
(48°F)
1°C
(34°F)
-5°C
(23°F)
Daily mean -13°C
(8°F)
-12°C
(10°F)
-7°C
(20°F)
1°C
(33°F)
7°C
(45°F)
13°C
(56°F)
17°C
(63°F)
16°C
(62°F)
11°C
(52°F)
5°C
(41°F)
-2°C
(28°F)
-9°C
(16°F)
Average low -18°C
(0°F)
-17°C
(2°F)
-11°C
(12°F)
-3°C
(26°F)
2°C
(36°F)
8°C
(47°F)
12°C
(54°F)
12°C
(54°F)
7°C
(45°F)
2°C
(35°F)
-5°C
(23°F)
-13°C
(9°F)
Mean minimum -28°C
(-18°F)
-27°C
(-16°F)
-22°C
(-7°F)
-12°C
(11°F)
-5°C
(24°F)
2°C
(36°F)
7°C
(45°F)
6°C
(44°F)
1°C
(34°F)
-5°C
(23°F)
-14°C
(6°F)
-24°C
(-11°F)
Minimum -32°C
(-25°F)
-30°C
(-21°F)
-25°C
(-12°F)
-16°C
(3°F)
-7°C
(20°F)
-0°C
(32°F)
6°C
(43°F)
5°C
(42°F)
-1°C
(30°F)
-7°C
(20°F)
-20°C
(-4°F)
-28°C
(-18°F)

Compare climate in Sept-Iles with other places

Compare temperature, precipitation, sunshine, UV index in Sept-Iles, Quebec, Canada with other places around the world.

Monthly average precipitation in Sept-Iles, Quebec, Canada §

Sept-Iles usually has the most precipitation in September, October and November, with an average of 14 rainy days and 127 mm (5.0 inches) of precipitation per month. The driest months in Sept-Iles are January, February and July. On average, 69 mm (2.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sept-Iles, Quebec, Canada. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 70 (2.8) 62 (2.4) 78 (3.1) 102 (4.0) 78 (3.1) 80 (3.1) 74 (2.9) 117 (4.6) 140 (5.5) 122 (4.8) 118 (4.6) 116 (4.6)
Average precipitation days (≥ 1 mm) 9 11 10 12 11 12 14 13 16 14 13 13

Monthly sunshine hours in Sept-Iles, Quebec, Canada §

The sunniest months in Sept-Iles are June, July and August, when the sun shines an average of 10 hours 52 minutes a day. Least sunny months in Sept-Iles: January, November and December receive an average of 4 hours 24 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sept-Iles, Quebec, Canada. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 112 192 238 252 307 327 349 323 239 191 142 150
Mean daily daylight hours 8h 35m 10h 5m 11h 56m 13h 49m 15h 28m 16h 18m 15h 51m 14h 22m 12h 32m 10h 40m 8h 59m 8h 6m

Solar UV radiation in Sept-Iles, Quebec, Canada §

Sept-Iles experiences the highest level of ultraviolet (UV) radiation in April, May and June, when the maximum UV index can reach values of 7 - 9, which corresponds to the High / 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 Sept-Iles UV Index data.

Average daily maximum UV levels by month for Sept-Iles, Quebec, Canada. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 1 3 4 7 9 9 7 7 6 4 2 1

Detailed Monthly Weather Insights for Sept-Iles, Quebec, Canada

Discover in-depth weather details for every month in Sept-Iles. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Sept-Iles's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.