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
April's onset witnesses a shift in the average high-temperature, moving from a chilly 47.8°F (8.8°C) in March to a mild 60.3°F (15.7°C). Throughout April, the temperature tends to fall to a consistent average low of 42.6°F (5.9°C).Humidity
The least humid month is April, with an average relative humidity of 73%.Rainfall
In April, the rain falls for 15.8 days. Throughout April, 2.24" (57mm) of precipitation is accumulated. In Forest Grove, Pennsylvania, during the entire year, the rain falls for 158.6 days and collects up to 28.31" (719mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In April, it is snowing for 0.3 days. Throughout April, 0.2" (5mm) of snow is accumulated. In Forest Grove, during the entire year, snow falls for 24.6 days and aggregates up to 10.24" (260mm) of snow.Daylight
In Forest Grove, the average length of the day in April is 13h and 19min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:25 pm. On the last day of April, sunrise is at 5:59 am and sunset at 7:54 pm EDT.
Sunshine
In Forest Grove, the average sunshine in April is 8.3h.UV index
In April, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 4 during April leads to these instructions:
Take precautions - Protection against sun damage is advised. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the least humid month?
What is the average humidity in April?
How many days does it rain in April?
How much does it snow in Forest Grove in April?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Forest Grove have in April?
What is the UV index intensity in April?
Average temperature in April
Forest Grove, PA
- Average high temperature in April: 60.3°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in April: 42.6°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in April
Forest Grove, PA
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Forest Grove, PA
- Average wind speed in April: 8.1mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in April
Forest Grove, PA
- Average humidity in April: 73%
The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (73%).
Average rainfall in April
Forest Grove, PA
- Average rainfall in April: 2.24"
The wettest month (with the highest rainfall) is July (2.87").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in April
Forest Grove, PA
- Average rainfall days in April: 15.8 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in April
Forest Grove, PA
- Average snowfall in April: 0.2"
The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Forest Grove, PA
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Forest Grove, 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: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in April
Forest Grove, PA
- Average sunshine days in April: 12.1 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is June (11 days).
Average UV index in April
Forest Grove, PA
- Average UV index in April: 4
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Forest Grove, PA
- Average cloud cover in April: 45
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in April
Forest Grove, PA
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Forest Grove, Pennsylvania, USA
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