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
Smithfield's transition into April brings a rise in the average high-temperature, moving from a chilly 48.4°F (9.1°C) in March to a refreshing 60.4°F (15.8°C). In April, the temperature drops to an average of 41.2°F (5.1°C) at night.Humidity
The average relative humidity in April is 78%.Rainfall
In April, the rain falls for 14.3 days. Throughout April, 1.22" (31mm) of precipitation is accumulated. In Smithfield, during the entire year, the rain falls for 143.4 days and collects up to 13.19" (335mm) of precipitation.Snowfall
Months with snowfall in Smithfield are January through May, October through December. In Smithfield, during April, snow falls for 2.4 days and regularly aggregates up to 0.51" (13mm) of snow. Throughout the year, there are 56 snowfall days, and 11.54" (293mm) of snow is accumulated.Daylight
In Smithfield, the average length of the day in April is 13h and 17min.On the first day of the month, sunrise is at 7:01 am and sunset at 7:43 pm. On the last day of April, sunrise is at 6:19 am and sunset at 8:12 pm EDT.
Sunshine
In Smithfield, the average sunshine in April is 7.9h.UV index
The average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 4 during April translates into the following guidance:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What is the average humidity in April?
How much does it rain in April?
How much does it snow in April?
What is the average length of the day in April?
When are sunrise and sunset in April?
How many hours of sunshine does Smithfield have in April?
How high is the UV index in April?
Average temperature in April
Smithfield, PA
- Average high temperature in April: 60.4°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in April: 41.2°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in April
Smithfield, 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
Smithfield, PA
- Average wind speed in April: 7.1mph
The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in April
Smithfield, PA
- Average humidity in April: 78%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in April
Smithfield, PA
- Average rainfall in April: 1.22"
The wettest month (with the highest rainfall) is May (1.57").
The driest month (with the least rainfall) is September (0.67").
Average rainfall days in April
Smithfield, PA
- Average rainfall days in April: 14.3 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in April
Smithfield, PA
- Average snowfall in April: 0.51"
The month with the highest snowfall is January (2.83").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Smithfield, PA
- Average snowfall days in April: 2.4 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Smithfield, PA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in April
Smithfield, PA
- Average sunshine days in April: 12.5 days
The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is January (9.1 days).
Average UV index in April
Smithfield, PA
- Average UV index in April: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Smithfield, PA
- Average cloud cover in April: 48
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in April
Smithfield, PA
- Average visibility in April: 6mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Smithfield, Pennsylvania, USA
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