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
April's onset is marked by a subtle temperature increase, moving from a chilly 48.4°F (9.1°C) in March to a refreshing 55.6°F (13.1°C). Arock observes an average nighttime low-temperature of 37.8°F (3.2°C) during the month of April.Humidity
In April, the average relative humidity in Arock is 51%.Rainfall
In Arock, in April, it is raining for 12.5 days, with typically 1.1" (28mm) of accumulated precipitation. In Arock, during the entire year, the rain falls for 101.4 days and collects up to 10.08" (256mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Arock, in April, during 2.6 snowfall days, 0.91" (23mm) of snow is typically accumulated. In Arock, during the entire year, snow falls for 44.7 days and aggregates up to 21.38" (543mm) of snow.Daylight
In April, the average length of the day in Arock is 13h and 26min.On the first day of April in Arock, sunrise is at 7:30 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 8:50 pm MDT.
Sunshine
The average sunshine in April is 9.3h.UV index
The average daily maximum UV index in April is 3. 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: An average UV index of 3 in April transforms into this advice:
Take precautions - Protection against sunburn is recommended. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Frequently asked questions
What are April temperatures in Arock?
What is the average humidity in April in Arock?
How many days does it rain in April in Arock?
How many days does it snow in April in Arock?
How many hours of daylight does Arock have in April?
When are sunrise and sunset in April in Arock?
How long on average sun shines in April in Arock?
What is the UV index intensity in April in Arock?
Average temperature in April
Arock, OR
- Average high temperature in April: 55.6°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is December (34.3°F).
- Average low temperature in April: 37.8°F
The month with the highest average low temperature is August (64.6°F).
The coldest month (with the lowest average low temperature) is December (22.8°F).
Average pressure in April
Arock, OR
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is January (30.24"Hg).
The months with the lowest atmospheric pressure are June, July and August (29.91"Hg).
Average wind speed in April
Arock, OR
- Average wind speed in April: 8.6mph
The windiest month (with the highest average wind speed) is March (8.7mph).
The calmest months (with the lowest average wind speed) are January and August (6.3mph).
Average humidity in April
Arock, OR
- Average humidity in April: 51%
The months with the highest relative humidity are January and December (77%).
The months with the lowest relative humidity are July and August (25%).
Average rainfall in April
Arock, OR
- Average rainfall in April: 1.1"
The wettest month (with the highest rainfall) is March (1.46").
The driest months (with the least rainfall) are July and August (0.16").
Average rainfall days in April
Arock, OR
- Average rainfall days in April: 12.5 days
The month with the highest number of rainy days is March (15.6 days).
The month with the least rainy days is July (2.6 days).
Average snowfall in April
Arock, OR
- Average snowfall in April: 0.91"
The month with the highest snowfall is December (6.34").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Arock, OR
- Average snowfall days in April: 2.6 days
The month with the highest number of snowfall days is December (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Arock, OR
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 9h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in April
Arock, OR
- Average sunshine days in April: 13.8 days
The month with the most sunshine days is July (26.6 days).
The month with the least sunshine days is March (12.3 days).
Average UV index in April
Arock, OR
- Average UV index in April: 3
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Arock, OR
- Average cloud cover in April: 30
The month with the most cloud cover is December (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 8).
Average visibility in April
Arock, OR
- 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).
Arock, Oregon, USA
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