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
As Marietta transitions into April, the average high-temperature shows a change, moving from a frosty 48.4°F (9.1°C) in March to a refreshing 60.6°F (15.9°C). In April, the temperature drops to an average of 42.4°F (5.8°C) at night.Humidity
The months with the lowest humidity are March and April, with an average relative humidity of 76%.Rainfall
In Marietta, during April, the rain falls for 13.6 days and regularly aggregates up to 1.3" (33mm) of precipitation. Throughout the year, there are 130.2 rainfall days, and 16.22" (412mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.2 snowfall days, in April, Marietta aggregates 0.04" (1mm) of snow. In Marietta, during the entire year, snow falls for 18.9 days and aggregates up to 6.1" (155mm) of snow.Daylight
In April, the average length of the day is 13h and 18min.On the first day of April, sunrise is at 6:48 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:00 pm EDT.
Sunshine
The average sunshine in April is 8.2h.UV index
In Marietta, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A daily maximum UV index of 4 in April translates into the following instructions:
Prioritize safety - Recommendations to avert sunburn are shared. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What are the least humid months?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
What time are sunrise and sunset in April in Marietta?
How many hours of sunshine does Marietta have in April?
How high is the UV index in April?
Average temperature in April
Marietta, PA
- Average high temperature in April: 60.6°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (35.4°F).
- Average low temperature in April: 42.4°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in April
Marietta, PA
- Average pressure in April: 29.99"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
Marietta, PA
- Average wind speed in April: 8.8mph
The windiest months (with the highest average wind speed) are February and March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in April
Marietta, PA
- Average humidity in April: 76%
The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are March and April (76%).
Average rainfall in April
Marietta, PA
- Average rainfall in April: 1.3"
The wettest month (with the highest rainfall) is August (1.89").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in April
Marietta, PA
- Average rainfall days in April: 13.6 days
The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in April
Marietta, PA
- Average snowfall in April: 0.04"
The month with the highest snowfall is January (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Marietta, PA
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is January (6.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Marietta, 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 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in April
Marietta, PA
- Average sunshine days in April: 14.1 days
The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is May (13.2 days).
Average UV index in April
Marietta, PA
- Average UV index in April: 4
The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Marietta, PA
- Average cloud cover in April: 45
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in April
Marietta, PA
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, June, July, October, November and December (6mi).
The months with the lowest visibility are May, August and September (5mi).
Marietta, Pennsylvania, USA
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