Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
In April, the average high-temperature increases from a subzero cold 18°F (-7.8°C) in March to a still freezing cold 31.6°F (-0.2°C). In April, Saint Mary's's temperature tends to fall to an average low of 20.5°F (-6.4°C) during the night.Humidity
In April, the average relative humidity in Saint Mary's is 90%.Rainfall
In Saint Mary's, during April, the rain falls for 5.8 days and regularly aggregates up to 0.94" (24mm) of precipitation. In Saint Mary's, during the entire year, the rain falls for 104.5 days and collects up to 15.75" (400mm) of precipitation.Snowfall
January through May, September through December are months with snowfall in Saint Mary's, Alaska. In Saint Mary's, in April, snow falls for 9.5 days, with typically accumulated 2.44" (62mm) of snow. Throughout the year, in Saint Mary's, Alaska, there are 71.4 snowfall days, and 22.72" (577mm) of snow is accumulated.Daylight
In April, the average length of the day is 14h and 54min.On the first day of the month, sunrise is at 8:10 am and sunset at 9:41 pm. On the last day of April, sunrise is at 6:38 am and sunset at 11:01 pm AKDT.
Sunshine
In April, the average sunshine in Saint Mary's, Alaska, is 5.5h.UV index
In April, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In April, a regular UV index of 2 translates into these guidelines:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
How cold is it in Saint Mary's in April?
What is the average humidity in April in Saint Mary's?
How much does it rain in Saint Mary's in April?
How much does it snow in Saint Mary's in April?
How many hours of daylight does Saint Mary's have in April?
When is the sunrise / sunset in April in Saint Mary's?
How long on average sun shines in April in Saint Mary's?
What is the UV index intensity in April in Saint Mary's?
Average temperature in April
Saint Mary's, AK
- Average high temperature in April: 31.6°F
The warmest month (with the highest average high temperature) is July (61.5°F).
The month with the lowest average high temperature is January (11.3°F).
- Average low temperature in April: 20.5°F
The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is January (2.3°F).
Average pressure in April
Saint Mary's, AK
- Average pressure in April: 29.8"Hg
The month with the highest atmospheric pressure is July (29.91"Hg).
The months with the lowest atmospheric pressure are October and December (29.67"Hg).
Average wind speed in April
Saint Mary's, AK
- Average wind speed in April: 9.8mph
The windiest month (with the highest average wind speed) is February (11.9mph).
The calmest month (with the lowest average wind speed) is July (8.9mph).
Average humidity in April
Saint Mary's, AK
- Average humidity in April: 90%
The months with the highest relative humidity are January, February, March and December (91%).
The month with the lowest relative humidity is June (66%).
Average rainfall in April
Saint Mary's, AK
- Average rainfall in April: 0.94"
The wettest month (with the highest rainfall) is August (2.13").
The driest months (with the least rainfall) are January and June (0.87").
Average rainfall days in April
Saint Mary's, AK
- Average rainfall days in April: 5.8 days
The month with the highest number of rainy days is August (17.8 days).
The months with the least rainy days are January and February (2.4 days).
Average snowfall in April
Saint Mary's, AK
- Average snowfall in April: 2.44"
The month with the highest snowfall is February (5.28").
The months with the least snowfall are June, July and August (0").
Average snowfall days in April
Saint Mary's, AK
- Average snowfall days in April: 9.5 days
The month with the highest number of snowfall days is February (11.4 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Saint Mary's, AK
- Average daylight in April: 14h and 5min
The month with the longest days is June (Average daylight: 19h and 36min).
The month with the shortest days is December (Average daylight: 5h and 18min).
- Average sunshine in April: 5h and 3min
The month with the most sunshine is May (Average sunshine: 7h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).
Average sunshine days in April
Saint Mary's, AK
- Average sunshine days in April: 14.8 days
The month with the most sunshine days is March (19.5 days).
The month with the least sunshine days is August (10.9 days).
Average UV index in April
Saint Mary's, AK
- Average UV index in April: 2
The months with the highest UV index are May, June, July and August (UV index 3).
The months with the lowest UV index are March, November and December (UV index 1).
Average cloud cover in April
Saint Mary's, AK
- Average cloud cover in April: 65
The month with the most cloud cover is July (Cloud cover 68).
The month with the least cloud cover is June (Cloud cover 54).
Average visibility in April
Saint Mary's, AK
- Average visibility in April: 5mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, November and December (5mi).
Saint Mary's, Alaska, USA
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