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Monthly climate in Ust'-Ilimsk, Irkutsk Oblast, Russian Federation

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Ust'-Ilimsk features a subarctic climate (Dfc).Temperatures typically range between -22 °C (-6 °F) and 19 °C (66 °F) through the year, but rarely can drop to -48 °C (-55 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 482 mm (19.0 inches) and receives 123 rainy days on the 1 mm (0.04 inches) threshold annually.Ust'-Ilimsk enjoys an average of 2967 hours of sunshine throughout the year, and daylight varies from 6 hours 34 minutes to 18 hours 1 minutes per day.

Monthly average temperatures in Ust'-Ilimsk, Irkutsk Oblast, Russian Federation §

The warmest months in Ust'-Ilimsk are June, July and August, with daily mean temperatures ranging from 17 to 19 °C (62 - 66 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -22 to -18 °C (-6 - -1 °F) throughout the day. On average each year, Ust'-Ilimsk experiences 30 days above 25 °C (77.0 °F) and 200 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Ust'-Ilimsk, Irkutsk Oblast, Russian Federation.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 0°C
(32°F)		 2°C
(36°F)		 11°C
(51°F)		 25°C
(77°F)		 31°C
(87°F)		 33°C
(92°F)		 35°C
(96°F)		 31°C
(88°F)		 26°C
(79°F)		 17°C
(62°F)		 6°C
(42°F)		 2°C
(35°F)
Mean maximum -5°C
(23°F)		 -2°C
(29°F)		 7°C
(45°F)		 16°C
(62°F)		 26°C
(79°F)		 28°C
(83°F)		 33°C
(91°F)		 29°C
(85°F)		 23°C
(74°F)		 12°C
(54°F)		 5°C
(41°F)		 -3°C
(27°F)
Average high -18°C
(1°F)		 -14°C
(8°F)		 -2°C
(28°F)		 6°C
(43°F)		 14°C
(57°F)		 23°C
(73°F)		 24°C
(76°F)		 22°C
(73°F)		 13°C
(55°F)		 4°C
(39°F)		 -8°C
(17°F)		 -18°C
(0°F)
Daily mean -21°C
(-6°F)		 -18°C
(-1°F)		 -7°C
(19°F)		 1°C
(34°F)		 8°C
(47°F)		 17°C
(63°F)		 19°C
(66°F)		 17°C
(62°F)		 8°C
(47°F)		 0°C
(33°F)		 -12°C
(11°F)		 -22°C
(-6°F)
Average low -25°C
(-12°F)		 -23°C
(-9°F)		 -12°C
(10°F)		 -5°C
(24°F)		 2°C
(36°F)		 10°C
(50°F)		 13°C
(55°F)		 11°C
(52°F)		 4°C
(39°F)		 -3°C
(27°F)		 -15°C
(5°F)		 -26°C
(-14°F)
Mean minimum -39°C
(-38°F)		 -39°C
(-39°F)		 -29°C
(-20°F)		 -14°C
(6°F)		 -6°C
(22°F)		 4°C
(39°F)		 7°C
(45°F)		 5°C
(41°F)		 -3°C
(27°F)		 -10°C
(15°F)		 -29°C
(-20°F)		 -43°C
(-45°F)
Minimum -48°C
(-55°F)		 -48°C
(-54°F)		 -40°C
(-40°F)		 -17°C
(2°F)		 -8°C
(17°F)		 1°C
(33°F)		 5°C
(41°F)		 1°C
(35°F)		 -5°C
(24°F)		 -13°C
(8°F)		 -37°C
(-34°F)		 -46°C
(-50°F)

Compare climate in Ust'-Ilimsk with other places

Compare temperature, precipitation, sunshine, UV index in Ust'-Ilimsk, Irkutsk Oblast, Russian Federation with other places around the world.

Monthly average precipitation in Ust'-Ilimsk, Irkutsk Oblast, Russian Federation §

Ust'-Ilimsk usually has the most precipitation in June, August and September, with an average of 9 rainy days and 54 mm (2.1 inches) of precipitation per month.The driest months in Ust'-Ilimsk are January, February and April. On average, 25 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ust'-Ilimsk, Irkutsk Oblast, Russian Federation.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) 24 (0.9) 22 (0.9) 30 (1.2) 28 (1.1) 45 (1.8) 51 (2.0) 41 (1.6) 53 (2.1) 58 (2.3) 40 (1.6) 44 (1.7) 45 (1.8)
Average precipitation days (≥ 1 mm) 10 7 10 8 11 9 9 7 12 11 14 15

Monthly sunshine hours in Ust'-Ilimsk, Irkutsk Oblast, Russian Federation §

The sunniest months in Ust'-Ilimsk are May, June and July, when the sun shines an average of 12 hours 37 minutes a day.Least sunny months in Ust'-Ilimsk: January, November and December receive an average of 3 hours 9 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ust'-Ilimsk, Irkutsk Oblast, Russian Federation.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 84 174 241 312 357 406 398 343 255 188 101 104
Mean daily daylight hours 7h 15m 9h 21m 11h 51m 14h 24m 16h 43m 18h 1m 17h 21m 15h 14m 12h 45m 10h 13m 7h 53m 6h 34m

Solar UV radiation in Ust'-Ilimsk, Irkutsk Oblast, Russian Federation §

Ust'-Ilimsk experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 6 - 7, which corresponds to the 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 1. For more detailed information, check out our hourly Ust'-Ilimsk UV Index data.

Average daily maximum UV levels by month for Ust'-Ilimsk, Irkutsk Oblast, Russian Federation.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 2 4 5 5 7 6 6 4 3 1 1