April weather forecast
Irkutsk, Russia

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Weather in April

With a notable increase in average temperatures to 8.6°C (47.5°F), the persistent snow finally disappears. The arrival of April signals the full transition to spring, bringing a welcome change from the biting cold of the previous months. This period marks the ideal time to hike through Siberia's sprawling woods and explore the city's rich architectural heritage. The weather patterns during this time create an opportunity to witness the miraculous conversion of the icy landscapes into blooming green. Shifting into May, the welcoming warmth continues with the arrival of summer.

Temperature

As March gives way to April, the average high-temperature displays a considerable increase, soaring from a freezing cold -2.1°C (28.2°F) to a chilly 8.6°C (47.5°F). Throughout April, the temperature in Irkutsk tends to fall to a consistent average low of -1.7°C (28.9°F).

Humidity

The average relative humidity in April in Irkutsk is 69%.

Rainfall

In Irkutsk, in April, it is raining for 10 days, with typically 20mm (0.79") of accumulated precipitation. In Irkutsk, during the entire year, the rain falls for 102.6 days and collects up to 310mm (12.2") of precipitation.

Snowfall

January through May, September through December are months with snowfall. In April, it is snowing for 9.8 days. Throughout April, 82mm (3.23") of snow is accumulated. In Irkutsk, during the entire year, snow falls for 96.3 days and aggregates up to 621mm (24.45") of snow.

Daylight

The average length of the day in April is 13h and 56min.
On the first day of the month, sunrise is at 06:36 and sunset at 19:36. On the last day of April, in Irkutsk, sunrise is at 05:33 and sunset at 20:26 +08.

Sunshine

The average sunshine in April is 8.2h.

UV index

The average daily maximum UV index in April in Irkutsk is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: A maximum high UV index of 3 in April translates into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Frequently asked questions

What is the usual temperature for Irkutsk in April?

In Irkutsk, in April, the average high-temperature is 8.6°C (47.5°F), and the average low-temperature is -1.7°C (28.9°F).

What is the average humidity in April in Irkutsk?

The average relative humidity in April in Irkutsk is 69%.

How much does it rain in Irkutsk in April?

In April, the rain falls for 10 days. Throughout April, 20mm (0.79") of precipitation is accumulated.

How much does it snow in Irkutsk in April?

In Irkutsk, in April, snow falls for 9.8 days, with typically accumulated 82mm (3.23") of snow.

How many hours of daylight does Irkutsk have in April?

In April, the average day length in Irkutsk, Russia, is 13h and 56min.

When are sunrise and sunset in April in Irkutsk?

In April, on the first day of the month, sunrise is at 06:36 and sunset at 19:36. On the last day of the month, in Irkutsk, sunrise is at 05:33 and sunset at 20:26 +08.

How many hours of sunshine does Irkutsk have in April?

The average sunshine duration in April is 8.2h.

What is the UV index reading in April in Irkutsk?

In Irkutsk, Russia, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Irkutsk, Russia

Average temperature in April - Irkutsk, Russia
  • Average high temperature in April: 8.6°C

The warmest month (with the highest average high temperature) is July (25.8°C).
The month with the lowest average high temperature is January (-13.4°C).

  • Average low temperature in April: -1.7°C

The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is January (-23.8°C).

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Average pressure in April
Irkutsk, Russia

Average pressure in April - Irkutsk, Russia
  • Average pressure in April: 1019.1mbar

The month with the highest atmospheric pressure is January (1033.4mbar).
The month with the lowest atmospheric pressure is July (1006.6mbar).

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Average wind speed in April
Irkutsk, Russia

Average wind speed in April - Irkutsk, Russia
  • Average wind speed in April: 8.7km/h

The windiest month (with the highest average wind speed) is May (9.8km/h).
The calmest month (with the lowest average wind speed) is January (5.7km/h).

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Average humidity in April
Irkutsk, Russia

Average humidity in April - Irkutsk, Russia
  • Average humidity in April: 69%

The months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is May (54%).

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Average rainfall in April
Irkutsk, Russia

Average rainfall in April - Irkutsk, Russia
  • Average rainfall in April: 20mm

The wettest month (with the highest rainfall) is July (65mm).
The driest months (with the least rainfall) are January and February (7mm).

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Average rainfall days in April
Irkutsk, Russia

Average rainfall days in April - Irkutsk, Russia
  • Average rainfall days in April: 10 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (2.2 days).

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Average snowfall in April
Irkutsk, Russia

Average snowfall in April - Irkutsk, Russia
  • Average snowfall in April: 82mm

The month with the highest snowfall is March (123mm).
The months with the least snowfall are June, July and August (0mm).

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Average snowfall days in April
Irkutsk, Russia

Average snowfall days in April - Irkutsk, Russia
  • Average snowfall days in April: 9.8 days

The month with the highest number of snowfall days is December (16.4 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in April /
Average sunshine in April
Irkutsk, Russia

Average daylight in April / Average sunshine in April - Irkutsk, Russia
  • Average daylight in April: 13h and 5min

The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).

  • Average sunshine in April: 8h and 1min

The month with the most sunshine is June (Average sunshine: 12h and 36min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).

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Average sunshine days in April
Irkutsk, Russia

Average sunshine days in April - Irkutsk, Russia
  • Average sunshine days in April: 12.6 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (12.2 days).

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Average UV index in April
Irkutsk, Russia

Average UV index in April - Irkutsk, Russia
  • Average UV index in April: 3

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in April
Irkutsk, Russia

Average cloud cover in April - Irkutsk, Russia
  • Average cloud cover in April: 43

The month with the most cloud cover is December (Cloud cover 64).
The month with the least cloud cover is June (Cloud cover 31).

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Average visibility in April
Irkutsk, Russia

Average visibility in April - Irkutsk, Russia
  • Average visibility in April: 9km

The month with the highest visibility is June (10km).
The month with the lowest visibility is January (4km).

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Irkutsk, Russia

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