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
The start of April brings a shift in the average high-temperature, increasing from March's cool 50.7°F (10.4°C) to a refreshing 62.8°F (17.1°C). Throughout April, the nighttime temperature averages to a chilly 47.5°F (8.6°C).Humidity
January, March, April and November, with an average relative humidity of 72%, are the least humid months.Rainfall
In Rock Creek Park, in April, during 15.7 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. Throughout the year, there are 155.7 rainfall days, and 31.22" (793mm) of precipitation is accumulated.Snowfall
Months with snowfall in Rock Creek Park are January through April, November and December. April is the last month it regularly snows. During 0.1 snowfall days, in April, Rock Creek Park aggregates 0.08" (2mm) of snow. Throughout the year, in Rock Creek Park, there are 14 snowfall days, and 6.14" (156mm) of snow is accumulated.Daylight
In April, the average length of the day in Rock Creek Park is 13h and 16min.On the first day of the month, sunrise is at 6:49 am and sunset at 7:30 pm. On the last day of April, sunrise is at 6:07 am and sunset at 7:58 pm EDT.
Sunshine
In Rock Creek Park, the average sunshine in April is 8.8h.UV index
In April, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: A daily maximum UV index of 4 in April translates into the following instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
What is the temperature in April in Rock Creek Park?
What is the least humid month in Rock Creek Park?
What is the average humidity in April in Rock Creek Park?
How much does it rain in Rock Creek Park in April?
What is the last month it snows in Rock Creek Park?
What is the average length of the day in April in Rock Creek Park?
When is the sunrise / sunset in April in Rock Creek Park?
How long on average sun shines in April in Rock Creek Park?
How high is the UV index in April in Rock Creek Park?
Average temperature in April
Rock Creek Park, MD
- Average high temperature in April: 62.8°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 (39.6°F).
- Average low temperature in April: 47.5°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in April
Rock Creek Park, 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 (29.94"Hg).
Average wind speed in April
Rock Creek Park, MD
- Average wind speed in April: 9.1mph
The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in April
Rock Creek Park, MD
- Average humidity in April: 72%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).
Average rainfall in April
Rock Creek Park, MD
- Average rainfall in April: 2.6"
The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in April
Rock Creek Park, MD
- Average rainfall days in April: 15.7 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in April
Rock Creek Park, MD
- Average snowfall in April: 0.08"
The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Rock Creek Park, MD
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Rock Creek Park, MD
- 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 30min).
- Average sunshine in April: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in April
Rock Creek Park, MD
- Average sunshine days in April: 12.8 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in April
Rock Creek Park, 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, November and December (UV index 2).
Average cloud cover in April
Rock Creek Park, MD
- Average cloud cover in April: 41
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in April
Rock Creek Park, MD
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Rock Creek Park, Maryland, USA
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