April weather forecastMammoth, PA
April
Weather in April
April is a mild spring month in Mammoth, Pennsylvania, with an average temperature fluctuating between 59.5°F (15.3°C) and 40.6°F (4.8°C).Temperature
Mammoth experiences a temperature shift with the start of April, with average high-temperatures moving from a frosty 46.8°F (8.2°C) in March to a moderate 59.5°F (15.3°C). During the month of April, Mammoth experiences a steady low-temperature average of 40.6°F (4.8°C).Humidity
The months with the lowest humidity are April, July and August, with an average relative humidity of 77%.Rainfall
In April, the rain falls for 18.2 days. Throughout April, 3.23" (82mm) of precipitation is accumulated. In Mammoth, Pennsylvania, during the entire year, the rain falls for 185.4 days and collects up to 34.02" (864mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Mammoth, in April, snow falls for 2.9 days, with typically accumulated 1.1" (28mm) of snow. Throughout the year, there are 63.2 snowfall days, and 29.02" (737mm) of snow is accumulated.Daylight
In Mammoth, the average length of the day in April is 13h and 18min.On the first day of the month, sunrise is at 7:00 am and sunset at 7:42 pm. On the last day of April, sunrise is at 6:17 am and sunset at 8:12 pm EDT.
Sunshine
The average sunshine in April in Mammoth is 7.7h.UV index
In April, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In April, the average maximum UV index of 4 translates into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. 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
Average temperature in April
Mammoth, PA
- Average high temperature in April: 59.5°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.3°F).
- Average low temperature in April: 40.6°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in April
Mammoth, PA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in April
Mammoth, PA
- Average wind speed in April: 7.8mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in April
Mammoth, PA
- Average humidity in April: 77%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in April
Mammoth, PA
- Average rainfall in April: 3.23"
The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is November (2.01").
Average rainfall days in April
Mammoth, PA
- Average rainfall days in April: 18.2 days
The month with the highest number of rainy days is May (22 days).
The month with the least rainy days is January (9.8 days).
Average snowfall in April
Mammoth, PA
- Average snowfall in April: 1.1"
The month with the highest snowfall is January (7.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Mammoth, PA
- Average snowfall days in April: 2.9 days
The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Mammoth, PA
- Average daylight in April: 13h and 18min
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 42min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in April
Mammoth, PA
- Average sunshine days in April: 9.8 days
The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is January (6.5 days).
Average UV index in April
Mammoth, PA
- Average UV index in April: 4
The month with the highest UV index is July (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
Mammoth, PA
- Average cloud cover in April: 49
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in April
Mammoth, PA
- Average visibility in April: 6mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).





