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
West Mifflin's transition into April brings a rise in the average high-temperature, moving from a chilly 47.8°F (8.8°C) in March to a mild 60.4°F (15.8°C). The nights of April in West Mifflin anticipate an average low-temperature of 41.4°F (5.2°C).Humidity
The average relative humidity in April in West Mifflin, Pennsylvania, is 76%.Rainfall
In West Mifflin, Pennsylvania, in April, it is raining for 13.3 days, with typically 0.98" (25mm) of accumulated precipitation. Throughout the year, in West Mifflin, Pennsylvania, there are 128 rainfall days, and 10.2" (259mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in West Mifflin. In West Mifflin, in April, during 2.1 snowfall days, 0.24" (6mm) of snow is typically accumulated. In West Mifflin, during the entire year, snow falls for 50 days and aggregates up to 6.69" (170mm) of snow.Daylight
The average length of the day in April is 13h and 19min.On the first day of April, sunrise is at 7:01 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 8:14 pm EDT.
Sunshine
The average sunshine in April is 7.7h.UV index
The average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 4 in April interprets into the following advice:
Adopt protective measures - It is advised to guard against sun damage. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the average April temperature in West Mifflin?
What is the average humidity in April in West Mifflin?
How much does it rain in West Mifflin in April?
How much does it snow in West Mifflin in April?
What is the average length of the day in April in West Mifflin?
What time are sunrise and sunset in April in West Mifflin?
How long on average sun shines in April in West Mifflin?
What is the UV index reading in April in West Mifflin?
Average temperature in April
West Mifflin, PA
- Average high temperature in April: 60.4°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in April: 41.4°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in April
West Mifflin, PA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in April
West Mifflin, PA
- Average wind speed in April: 7.4mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in April
West Mifflin, PA
- Average humidity in April: 76%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (74%).
Average rainfall in April
West Mifflin, PA
- Average rainfall in April: 0.98"
The wettest month (with the highest rainfall) is May (1.26").
The driest months (with the least rainfall) are September and November (0.55").
Average rainfall days in April
West Mifflin, PA
- Average rainfall days in April: 13.3 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is February (7.1 days).
Average snowfall in April
West Mifflin, PA
- Average snowfall in April: 0.24"
The months with the highest snowfall are January and February (1.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
West Mifflin, PA
- Average snowfall days in April: 2.1 days
The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
West Mifflin, PA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in April: 7h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in April
West Mifflin, PA
- Average sunshine days in April: 13.3 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in April
West Mifflin, PA
- Average UV index in April: 4
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
West Mifflin, PA
- Average cloud cover in April: 48
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in April
West Mifflin, PA
- Average visibility in April: 6mi
The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January, February, March, May, September, October and December (5mi).
West Mifflin, Pennsylvania, USA
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