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 chilly 44.4°F (6.9°C) in March to a refreshing 56.5°F (13.6°C). Tri Mills, in April, experiences an average temperature of 38.3°F (3.5°C) at night.Humidity
The least humid month is April, with an average relative humidity of 77%.Rainfall
The wettest months are April and May, with an average 2.99" (76mm) of rainfall.Snowfall
Months with snowfall are January through May, October through December. In Tri Mills, in April, during 1.8 snowfall days, 0.35" (9mm) of snow is typically accumulated. In Tri Mills, during the entire year, snow falls for 47.6 days and aggregates up to 22.91" (582mm) of snow.Daylight
The average length of the day in April in Tri Mills is 13h and 21min.On the first day of April, sunrise is at 6:47 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:02 pm EDT.
Sunshine
The average sunshine in April is 7.6h.UV index
In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In April, a daily maximum UV index of 3 leads to the following instructions:
Undertake precautions - Guarding against sun damage is counselled. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Boost your sun resistance with garments that are densely woven yet spacious. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
What is the temperature in April in Tri Mills?
What is the least humid month in Tri Mills?
What is the average humidity in April in Tri Mills?
What is the rainiest month in Tri Mills?
How much does it rain in Tri Mills in April?
How many days does it snow in April in Tri Mills?
How many hours of daylight does Tri Mills have in April?
When is the sunrise / sunset in April in Tri Mills?
How long on average sun shines in April in Tri Mills?
What is the UV index reading in April in Tri Mills?
Average temperature in April
Tri Mills, PA
- Average high temperature in April: 56.5°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.8°F).
- Average low temperature in April: 38.3°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in April
Tri Mills, 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 (29.94"Hg).
Average wind speed in April
Tri Mills, PA
- Average wind speed in April: 8.1mph
The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in April
Tri Mills, PA
- Average humidity in April: 77%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).
Average rainfall in April
Tri Mills, PA
- Average rainfall in April: 2.99"
The wettest months (with the highest rainfall) are April and May (2.99").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in April
Tri Mills, PA
- Average rainfall days in April: 17.1 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in April
Tri Mills, PA
- Average snowfall in April: 0.35"
The month with the highest snowfall is January (5.94").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Tri Mills, PA
- Average snowfall days in April: 1.8 days
The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Tri Mills, PA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 7h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in April
Tri Mills, PA
- Average sunshine days in April: 11.1 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (9.8 days).
Average UV index in April
Tri Mills, PA
- Average UV index in April: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Tri Mills, PA
- Average cloud cover in April: 50
The months with the most cloud cover are February and December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in April
Tri Mills, PA
- Average visibility in April: 6mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Tri Mills, Pennsylvania, USA
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