Climate averages 1991–2020
Irkutsk weather
in March.
A cold month with very little precipitation: the 8th warmest and the 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a cold month in Irkutsk: daytime highs average 0.2°C and nights cool to about -12.0°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 10 mm of precipitation on roughly 3 days, which makes March a month with very little precipitation (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 50 min on an average March day.
The nearest other city in this atlas is Angarsk (39 km away). In March its highs average 0.1°C, about as warm as Irkutsk, with 8.4 mm of precipitation.
Among the 236 cities listed in Russia, Irkutsk ranks joint 115th of 236 for the warmest March highs and 9th of 236 for the driest March (precipitation, lowest first). The mean March high of those 236 cities is 0.7°C; Irkutsk is 0.5°C cooler than that mean.
From March to April, average highs rise by 9.2°C to 9.4°C, and monthly precipitation rises from 10 mm to 22 mm.
The annual picture
March in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Irkutsk climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -13.8°C-22.9°C | -22.9°C | 5.5 | 1.9 | 8.38 h |
| February | -8.2°C-20.0°C | -20.0°C | 5.2 | 1.8 | 9.910 h |
| March, selected | 0.2°C-12.0°C | -12.0°C | 10 | 3.4 | 11.812 h |
| April | 9.4°C-2.7°C | -2.7°C | 22 | 5.6 | 13.914 h |
| May | 16.8°C3.3°C | 3.3°C | 38 | 8.9 | 15.716 h |
| June | 22.8°C10.7°C | 10.7°C | 65 | 10.3 | 16.717 h |
| July | 24.6°C14.0°C | 14.0°C | 94 | 12.2 | 16.316 h |
| August | 22.2°C12.4°C | 12.4°C | 101 | 11.6 | 14.715 h |
| September | 15.4°C5.8°C | 5.8°C | 61 | 10.2 | 12.713 h |
| October | 6.9°C-1.8°C | -1.8°C | 23 | 5.7 | 10.711 h |
| November | -3.5°C-11.0°C | -11.0°C | 13 | 4.0 | 8.89 h |
| December | -11.4°C-19.4°C | -19.4°C | 9.5 | 3.5 | 7.88 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
March in nearby cities
- Angarsk in MarchRussia · 39 kmHigh 0.1°C · Low -12.8°C · 8.4 mm precipitation
- Usol’ye-Sibirskoye in MarchRussia · 67 kmHigh -0.4°C · Low -13.0°C · 8.9 mm precipitation
- Ulan-Ude in MarchRussia · 232 kmHigh 0.1°C · Low -13.2°C · 4.9 mm precipitation
- Darhan in MarchMongolia · 333 kmHigh 3.1°C · Low -9.9°C · 6.7 mm rain
- Erdenet in MarchMongolia · 363 kmHigh 1.0°C · Low -10.3°C · 8.1 mm precipitation
- Bratsk in MarchRussia · 461 kmHigh -5.0°C · Low -11.8°C · 11 mm precipitation
- Ulan Bator in MarchMongolia · 522 kmHigh 0.9°C · Low -11.9°C · 7.3 mm precipitation
- Chita in MarchRussia · 628 kmHigh -0.7°C · Low -13.3°C · 4.4 mm precipitation
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Irkutsk) is explained once on the Irkutsk year overview and on the Sources, method and limits page.