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 April arrives, a rise in the average high-temperature is observed, moving from a fresh 51.4°F (10.8°C) in March to a refreshing 62.2°F (16.8°C). The temperature in Callao dips to an average of 49.8°F (9.9°C) during April nights.Humidity
The average relative humidity in April in Callao is 74%.Rainfall
In April, in Callao, the rain falls for 13.4 days. Throughout April, 1.54" (39mm) of precipitation is accumulated. In Callao, during the entire year, the rain falls for 147.5 days and collects up to 20.16" (512mm) of precipitation.Snowfall
In Callao, Virginia, snow does not fall in April through October.Daylight
In Callao, the average length of the day in April is 13h and 13min.On the first day of April, sunrise is at 6:50 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 7:56 pm EDT.
Sunshine
In Callao, Virginia, the average sunshine in April is 9.2h.UV index
The average daily maximum UV index in April in Callao is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: An average UV index of 4 in April transforms into this advice:
Be vigilant - Preventing sunburn is recommended. Around midday, solar radiation is most harmful; hence, exposure should be limited. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Callao in April?
What is the average humidity in April in Callao?
How much does it rain in Callao in April?
When it does not snow in Callao?
Does it snow in Callao in April?
How many hours of daylight does Callao have in April?
When is the sunrise / sunset in April in Callao?
How long on average sun shines in April in Callao?
What is the UV index reading in April in Callao?
Average temperature in April
Callao, VA
- Average high temperature in April: 62.2°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in April: 49.8°F
The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in April
Callao, VA
- Average pressure in April: 30"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in April
Callao, VA
- Average wind speed in April: 10.2mph
The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).
Average humidity in April
Callao, VA
- Average humidity in April: 74%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January and November (73%).
Average rainfall in April
Callao, VA
- Average rainfall in April: 1.54"
The wettest month (with the highest rainfall) is July (2.95").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in April
Callao, VA
- Average rainfall days in April: 13.4 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (7.4 days).
Average snowfall in April
Callao, VA
- Average snowfall in April: 0"
The month with the highest snowfall is January (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Callao, VA
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Callao, VA
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).
Average sunshine days in April
Callao, VA
- Average sunshine days in April: 15.3 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is August (11.3 days).
Average UV index in April
Callao, VA
- 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 and December (UV index 2).
Average cloud cover in April
Callao, VA
- Average cloud cover in April: 38
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in April
Callao, VA
- 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).
Callao, Virginia, USA
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