April weather forecastSeneca Upland, MD
April
Weather in April
April in Seneca Upland, Maryland, is a refreshing spring month, with an average temperature fluctuating between 44.2°F (6.8°C) and 63°F (17.2°C).Temperature
As March transitions into April, a change in temperatures is observed, with average highs moving from a cool 50.5°F (10.3°C) to a refreshing 63°F (17.2°C). In April, the recorded average low-temperature is a frosty 44.2°F (6.8°C).Humidity
April and July, with an average relative humidity of 74%, are the least humid months.Rainfall
In Seneca Upland, during April, the rain falls for 15.6 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Seneca Upland, during the entire year, the rain falls for 158.7 days and collects up to 30.91" (785mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Seneca Upland, Maryland, during April, snow falls for 0.3 days and regularly aggregates up to 0.39" (10mm) of snow. Throughout the year, there are 21.3 snowfall days, and 13.31" (338mm) of snow is accumulated.Daylight
In Seneca Upland, the average length of the day in April is 13h and 16min.On the first day of April, sunrise is at 6:51 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 8:01 pm EDT.
Sunshine
The average sunshine in April is 8.7h.UV index
In Seneca Upland, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 4 in April translates into this advice:
Guard yourself - Precautionary measures against sun damage are advocated. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Experience reduced UV exposure by about half when donning a wide-brim hat. Take precaution! The reflection from snow can almost 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
Seneca Upland, MD
- Average high temperature in April: 63°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in April: 44.2°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in April
Seneca Upland, MD
- Average pressure in April: 29.99"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
Seneca Upland, MD
- Average wind speed in April: 8mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in April
Seneca Upland, MD
- Average humidity in April: 74%
The months with the highest relative humidity are May and October (79%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in April
Seneca Upland, MD
- Average rainfall in April: 2.64"
The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.93").
Average rainfall days in April
Seneca Upland, MD
- Average rainfall days in April: 15.6 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in April
Seneca Upland, MD
- Average snowfall in April: 0.39"
The month with the highest snowfall is March (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Seneca Upland, MD
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Seneca Upland, MD
- Average daylight in April: 13h and 18min
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 30min).
- Average sunshine in April: 8h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in April
Seneca Upland, MD
- Average sunshine days in April: 12.3 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in April
Seneca Upland, MD
- 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, November and December (UV index 2).
Average cloud cover in April
Seneca Upland, MD
- Average cloud cover in April: 42
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in April
Seneca Upland, MD
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).





