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 arrival of April brings a temperature shift, with the average high-temperature escalating from a frosty 44.2°F (6.8°C) in March to a fresh 55°F (12.8°C). During April, Rockville observes a consistent average nighttime temperature of 40.6°F (4.8°C).Humidity
April is the least humid month, with an average relative humidity of 73%.Rainfall
In Rockville, in April, it is raining for 15.6 days, with typically 3.31" (84mm) of accumulated precipitation. Throughout the year, there are 162.4 rainfall days, and 33.78" (858mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, November and December. In Rockville, in April, snow falls for 1.1 days, with typically accumulated 0.51" (13mm) of snow. Throughout the year, there are 27.9 snowfall days, and 12.2" (310mm) of snow is accumulated.Daylight
The average length of the day in April in Rockville is 13h and 22min.On the first day of the month, sunrise is at 6:28 am and sunset at 7:12 pm. On the last day of April, sunrise is at 5:44 am and sunset at 7:44 pm EDT.
Sunshine
The average sunshine in April in Rockville is 8.3h.UV index
The average daily maximum UV index in April in Rockville is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index, 3 in April, converts into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Frequently asked questions
What is the average April temperature in Rockville?
What is the least humid month in Rockville?
What is the average humidity in April in Rockville?
How much does it rain in Rockville in April?
How many days does it snow in April in Rockville?
How many hours of daylight does Rockville have in April?
What time are sunrise and sunset in April in Rockville?
How long on average sun shines in April in Rockville?
What is the UV index reading in April in Rockville?
Average temperature in April
Rockville, RI
- Average high temperature in April: 55°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (35.1°F).
- Average low temperature in April: 40.6°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).
Average pressure in April
Rockville, RI
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Rockville, RI
- Average wind speed in April: 9.3mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity in April
Rockville, RI
- Average humidity in April: 73%
The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is April (73%).
Average rainfall in April
Rockville, RI
- Average rainfall in April: 3.31"
The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in April
Rockville, RI
- Average rainfall days in April: 15.6 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in April
Rockville, RI
- Average snowfall in April: 0.51"
The month with the highest snowfall is March (3.54").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
Rockville, RI
- Average snowfall days in April: 1.1 days
The month with the highest number of snowfall days is February (7.4 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
Rockville, RI
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 8h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in April
Rockville, RI
- Average sunshine days in April: 12.3 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in April
Rockville, RI
- Average UV index in April: 3
The months with the highest UV index are June, July and August (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
Rockville, RI
- Average cloud cover in April: 46
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in April
Rockville, RI
- 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).
Rockville, Rhode Island, USA
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