Ust’-Ilimsk Climate by Month
Ust’-Ilimsk, Irkutsk Oblast, Russia
Warm summers and bitterly cold winters, with rain spread through the year.
Warm summers and bitterly cold winters, with rain spread through the year: that's Ust’-Ilimsk's climate in short. Expect highs of 78°F (26°C) in July and 1°F (-17°C) in January, with the coldest nights (January) near -15°F (-26°C). About 14 in (350 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 78°F(26°C)
- Average high, July
- Coldest nights
- -15°F(-26°C)
- Average low, January
- Rain per year
- 14 in(350 mm)
- No clear rainy season
- Humidity
- 69%
- Sunniest: June
Best and worst months in Ust’-Ilimsk
Best for weatherThe most comfortable weather comes in June, with highs around 75°F (24°C) and about 1.8 in (45 mm) of rain a month.
Least pleasantJanuary is the least pleasant month: it's the coldest, with highs of only 1°F (-17°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in June.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Ust’-Ilimsk weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 1°F(-17°C) | -15°F(-26°C) | 0.7 in(17 mm) | 95% | 0.6 |
| FebFebruary | 9°F(-13°C) | -11°F(-24°C) | 0.6 in(14 mm) | 69% | 1.4 |
| MarMarch | 29°F(-2°C) | 4°F(-16°C) | 0.6 in(14 mm) | 63% | 2.9 |
| AprApril | 44°F(7°C) | 22°F(-6°C) | 0.9 in(23 mm) | 47% | 4.4 |
| MayMay | 60°F(15°C) | 36°F(2°C) | 1.2 in(30 mm) | 53% | 5.2 |
| JunJuneBest | 75°F(24°C) | 49°F(9°C) | 1.8 in(45 mm) | 58% | 5.8 |
| JulJuly | 78°F(26°C) | 55°F(13°C) | 1.8 in(46 mm) | 63% | 5.5 |
| AugAugust | 72°F(22°C) | 49°F(9°C) | 1.9 in(47 mm) | 67% | 4.3 |
| SepSeptember | 56°F(13°C) | 36°F(2°C) | 1.5 in(38 mm) | 67% | 2.6 |
| OctOctober | 38°F(3°C) | 24°F(-5°C) | 1.3 in(34 mm) | 68% | 1.4 |
| NovNovember | 16°F(-9°C) | 1°F(-17°C) | 0.9 in(22 mm) | 91% | 0.7 |
| DecDecember | 3°F(-16°C) | -13°F(-25°C) | 0.8 in(20 mm) | 84% | 0.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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