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Weather & Climate in Irkutsk, Russia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Irkutsk has a cool climate with an average annual temperature of 33°F (1°C). Winters average -2°F in January while summers reach 65°F in July / a wide seasonal temperature swing of 67°F. The area gets 304 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 17.6 inches (drier than the 38-inch national average). The area receives 3.2 inches of snow annually. The city sits at an elevation of 1,362 feet.
Temperature
-2°F Jan (-19°C)
65°F Jul (18°C)
| Annual Average | 33.2°F |
| 39% below US avg | |
| January Average | -2°F (-19°C) |
| July Average | 65°F (18°C) |
| Sunny Days | 304 days/yr |
Geography
| Elevation | 1,362 ft (415 m) |
| Area | 107.0 sq mi (277.0 km²) |
| Population Density | 5,833/sq mi |
| Coordinates | 52.2957°N, 104.2908°W |
| Timezone | Asia/Irkutsk |
Precipitation & Snow
Air Quality
Earthquake History
44 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.9.
| Feb 25, 1999 | 13 km N of Rechka-Vydrino, Russia | M5.9 | 86 km | 10 km |
| Jun 29, 1995 | 49 km WNW of Kultuk, Russia | M5.8 | 90 km | 12 km |
| Jun 8, 2022 | Lake Baykal region, Russia | M5.2 | 99 km | 10 km |
| Feb 25, 1999 | 17 km NNW of Rechka-Vydrino, Russia | M5.1 | 80 km | 10 km |
| Feb 26, 1999 | 17 km NW of Tankhoy, Russia | M5.0 | 83 km | 10 km |
| May 31, 2000 | 18 km SSE of Listvyanka, Russia | M5.0 | 81 km | 10 km |
| Jul 13, 1993 | 22 km NE of Istok, Russia | M4.8 | 148 km | 24 km |
| May 12, 1991 | 22 km ENE of Tankhoy, Russia | M4.8 | 107 km | 33 km |
| Feb 25, 1999 | 18 km N of Rechka-Vydrino, Russia | M4.7 | 81 km | 10 km |
| Feb 27, 1999 | 10 km NE of Tankhoy, Russia | M4.7 | 98 km | 10 km |
| Feb 10, 1999 | 18 km SSE of Listvyanka, Russia | M4.6 | 81 km | 10 km |
| Feb 10, 1999 | 14 km NNW of Tankhoy, Russia | M4.5 | 86 km | 10 km |
| Jan 12, 2012 | 21 km E of Babushkin, Russia | M4.5 | 143 km | 10 km |
| Sep 5, 2015 | 22 km W of Istok, Russia | M4.5 | 114 km | 14 km |
| Feb 10, 1999 | 22 km ESE of Listvyanka, Russia | M4.4 | 83 km | 10 km |
| Sep 1, 2002 | 54 km SSW of Slyudyanka, Russia | M4.4 | 136 km | 17 km |
| Mar 6, 1999 | 12 km NNW of Rechka-Vydrino, Russia | M4.4 | 86 km | 10 km |
| Nov 19, 1992 | 28 km NE of Tankhoy, Russia | M4.4 | 101 km | 33 km |
| Feb 25, 1999 | 15 km N of Tankhoy, Russia | M4.4 | 89 km | 10 km |
| Jul 6, 2020 | 18 km SW of Listvyanka, Russia | M4.3 | 68 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
1 volcano within 200 km. Closest: Tunkin Depression (151 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Tunkin Depression | Volcanic field | 1,200 m (3,937 ft) | Unknown | 151 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | -2°F (-19°C) | 0.4 in | Coldest |
| February | 4°F (-15°C) | 0.3 in | Driest |
| March | 19°F (-7°C) | 0.3 in | |
| April | 37°F (3°C) | 0.7 in | |
| May | 50°F (10°C) | 1.2 in | |
| June | 60°F (16°C) | 2.7 in | |
| July | 65°F (18°C) | 4.3 in | Warmest, Wettest |
| August | 61°F (16°C) | 3.5 in | |
| September | 49°F (9°C) | 2.1 in | |
| October | 35°F (2°C) | 0.9 in | |
| November | 17°F (-8°C) | 0.7 in | |
| December | 3°F (-16°C) | 0.6 in |
Irkutsk has a seasonal temperature swing of 67°F / from -2°F in January to 65°F in July. Total annual precipitation is 17.6 inches, with July being the wettest month (4.3") and February the driest (0.3").