Weather in April
Temperature
April's arrival is marked by an increase in the average high-temperature, moving from a subzero cold 29.5°F (-1.4°C) in March to a wintry 39.2°F (4°C). In April, the average low-temperature records at a freezing cold 25°F (-3.9°C) during the nights.Rainfall
The month with the least rainfall is April, when the rain falls for 8 days and typically collects 1.06" (27mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. Throughout April, 5.31" (135mm) of snow is accumulated. In Iliamna, during the entire year, snow aggregates up to 59.21" (1504mm).Daylight
In April, the average length of the day is 14h and 38min.On the first day of the month, sunrise is at 7:41 am and sunset at 9:04 pm. On the last day of April, sunrise is at 6:18 am and sunset at 10:15 pm AKDT.
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Data Sources | Weather Forecasting & Climate
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Average temperature in April
Iliamna, AK
- Average high temperature in April: 39.2°F
The warmest month (with the highest average high temperature) is July (62.5°F).
The month with the lowest average high temperature is January (22.6°F).
- Average low temperature in April: 24.9°F
The month with the highest average low temperature is July (48.3°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average rainfall in April
Iliamna, AK
- Average rainfall in April: 1.1"
The wettest month (with the highest rainfall) is August (4.6").
The driest months (with the least rainfall) are February, March and April (1.1").
Average rainfall days in April
Iliamna, AK
- Average rainfall days in April: 8 days
The months with the highest number of rainy days are August and September (16 days).
The months with the least rainy days are March and April (8 days).
Average snowfall in April
Iliamna, AK
- Average snowfall in April: 5.3"
The month with the highest snowfall is December (11.8").
The months with the least snowfall are June, July, August and September (0").
Average daylight in April
Iliamna, AK
- Average daylight in April: 14h and 4min
The month with the longest days is June (Average daylight: 18h and 36min).
The month with the shortest days is December (Average daylight: 6h and 6min).
Iliamna, Alaska, USA
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