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
A subtle rise in the average high-temperature is observed during April, adjusting from a frosty 45.3°F (7.4°C) in March to a cool 53.1°F (11.7°C). Prineville experiences an average temperature drop to a wintry 34.7°F (1.5°C) during April nights.Humidity
In April, the average relative humidity is 64%.Rainfall
In April, the rain falls for 16.2 days. Throughout April, 1.57" (40mm) of precipitation is accumulated. In Prineville, during the entire year, the rain falls for 138.8 days and collects up to 14.69" (373mm) of precipitation.Snowfall
January through May, September through December are months with snowfall in Prineville. In Prineville, during April, snow falls for 4.5 days and regularly aggregates up to 1.46" (37mm) of snow. Throughout the year, there are 53.7 snowfall days, and 25" (635mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 30min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:31 pm. On the last day of April, in Prineville, sunrise is at 5:54 am and sunset at 8:06 pm PDT.
Sunshine
In Prineville, the average sunshine in April is 9.9h.UV index
In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 3 in April translates into these instructions:
Act with care - The need to guard against sun damage is communicated. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Prineville in April?
What is the average humidity in April?
How much does it rain in April?
How much does it snow in April?
How many hours of daylight does Prineville have in April?
What time are sunrise and sunset in April in Prineville?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
Prineville, OR
- Average high temperature in April: 53.1°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is December (36.5°F).
- Average low temperature in April: 34.7°F
The month with the highest average low temperature is August (52.9°F).
The coldest month (with the lowest average low temperature) is December (25°F).
Average pressure in April
Prineville, OR
- Average pressure in April: 30.04"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.96"Hg).
Average wind speed in April
Prineville, OR
- Average wind speed in April: 7.1mph
The windiest months (with the highest average wind speed) are March and April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in April
Prineville, OR
- Average humidity in April: 64%
The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are July and August (45%).
Average rainfall in April
Prineville, OR
- Average rainfall in April: 1.57"
The wettest month (with the highest rainfall) is December (1.89").
The driest month (with the least rainfall) is July (0.31").
Average rainfall days in April
Prineville, OR
- Average rainfall days in April: 16.2 days
The month with the highest number of rainy days is March (17.5 days).
The month with the least rainy days is July (4.2 days).
Average snowfall in April
Prineville, OR
- Average snowfall in April: 1.46"
The month with the highest snowfall is February (6.54").
The months with the least snowfall are June, July and August (0").
Average snowfall days in April
Prineville, OR
- Average snowfall days in April: 4.5 days
The month with the highest number of snowfall days is December (13.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Prineville, OR
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in April: 9h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in April
Prineville, OR
- Average sunshine days in April: 11.5 days
The month with the most sunshine days is July (24.8 days).
The month with the least sunshine days is March (8.8 days).
Average UV index in April
Prineville, OR
- Average UV index in April: 3
The month with the highest UV index is July (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
Prineville, OR
- Average cloud cover in April: 38
The month with the most cloud cover is December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 10).
Average visibility in April
Prineville, OR
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).
Prineville, Oregon, USA
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