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 witnesses a minor rise in the average high-temperature, transitioning from a chilly 43.3°F (6.3°C) in March to a fresh 51.1°F (10.6°C). Nighttime temperature lowers to an average of 32.2°F (0.1°C) in April.Humidity
The average relative humidity in April is 72%.Rainfall
In La Grande, in April, during 17.1 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In La Grande, during the entire year, the rain falls for 141.7 days and collects up to 18.43" (468mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. In April, it is snowing for 4 days. Throughout April, 1.65" (42mm) of snow is accumulated. Throughout the year, there are 56.6 snowfall days, and 36.85" (936mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 33min.On the first day of the month, sunrise is at 6:30 am and sunset at 7:21 pm. On the last day of April, sunrise is at 5:40 am and sunset at 7:58 pm PDT.
Sunshine
In April, the average sunshine is 10.2h.UV index
January through April, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 2 during April translates into these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What is the average humidity in April?
How many days does it rain in April?
How many days does it snow in April?
What is the average length of the day in April?
What time are sunrise and sunset in April?
How long on average sun shines in April in La Grande?
What are the months with the lowest UV index?
What is the UV index intensity in April?
Average temperature in April
La Grande, OR
- Average high temperature in April: 51.1°F
The warmest month (with the highest average high temperature) is August (81.3°F).
The month with the lowest average high temperature is December (32.5°F).
- Average low temperature in April: 32.2°F
The month with the highest average low temperature is August (52.2°F).
The coldest month (with the lowest average low temperature) is December (20.5°F).
Average pressure in April
La Grande, OR
- Average pressure in April: 30.01"Hg
The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).
Average wind speed in April
La Grande, OR
- Average wind speed in April: 5.8mph
The windiest month (with the highest average wind speed) is January (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in April
La Grande, OR
- Average humidity in April: 72%
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is August (45%).
Average rainfall in April
La Grande, OR
- Average rainfall in April: 1.77"
The wettest month (with the highest rainfall) is December (2.48").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in April
La Grande, OR
- Average rainfall days in April: 17.1 days
The month with the highest number of rainy days is March (17.3 days).
The month with the least rainy days is August (4.8 days).
Average snowfall in April
La Grande, OR
- Average snowfall in April: 1.65"
The month with the highest snowfall is February (10.2").
The months with the least snowfall are June, July and August (0").
Average snowfall days in April
La Grande, OR
- Average snowfall days in April: 4 days
The month with the highest number of snowfall days is December (13.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
La Grande, OR
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in April: 10h and 1min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).
Average sunshine days in April
La Grande, OR
- Average sunshine days in April: 10.1 days
The month with the most sunshine days is July (23.4 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in April
La Grande, OR
- Average UV index in April: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 2).
Average cloud cover in April
La Grande, OR
- Average cloud cover in April: 37
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in April
La Grande, OR
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
La Grande, Oregon, USA
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