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
Jacksonville's weather in April shows a minor rise in the average high-temperature, moving slightly up from March's fresh 51.3°F (10.7°C) to a mild 57.2°F (14°C). A noticeable downturn in temperature characterizes the April nights, averaging at a cold 35.1°F (1.7°C).Humidity
In April, the average relative humidity is 76%.Rainfall
In April, the rain falls for 15.7 days. Throughout April, 1.73" (44mm) of precipitation is accumulated. In Jacksonville, during the entire year, the rain falls for 130.2 days and collects up to 19.17" (487mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows. During 0.9 snowfall days, in April, Jacksonville aggregates 0.24" (6mm) of snow. Throughout the year, there are 14.2 snowfall days, and 8.15" (207mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 24min.On the first day of April, sunrise is at 6:52 am and sunset at 7:38 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:10 pm PDT.
Sunshine
In April, the average sunshine is 9.3h.UV index
In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 3 in April converts into the following recommendations:
Take precautions - Protection against sun damage is advised. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
When are sunrise and sunset in April in Jacksonville?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Jacksonville, OR
- Average high temperature in April: 57.2°F
The warmest month (with the highest average high temperature) is August (85.1°F).
The month with the lowest average high temperature is December (44.4°F).
- Average low temperature in April: 35.1°F
The month with the highest average low temperature is August (49.5°F).
The coldest month (with the lowest average low temperature) is December (29.3°F).
Average pressure in April
Jacksonville, OR
- Average pressure in April: 30.06"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).
Average wind speed in April
Jacksonville, OR
- Average wind speed in April: 4mph
The windiest months (with the highest average wind speed) are January and March (4.2mph).
The calmest months (with the lowest average wind speed) are August, September and October (3.4mph).
Average humidity in April
Jacksonville, OR
- Average humidity in April: 76%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is August (59%).
Average rainfall in April
Jacksonville, OR
- Average rainfall in April: 1.73"
The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days in April
Jacksonville, OR
- Average rainfall days in April: 15.7 days
The month with the highest number of rainy days is March (17.8 days).
The month with the least rainy days is August (3.7 days).
Average snowfall in April
Jacksonville, OR
- Average snowfall in April: 0.24"
The month with the highest snowfall is February (2.64").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Jacksonville, OR
- Average snowfall days in April: 0.9 days
The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are June, July, August and October (0 days).
Average daylight in April /
Average sunshine in April
Jacksonville, OR
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 9h and 2min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in April
Jacksonville, OR
- Average sunshine days in April: 12.7 days
The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is March (11.2 days).
Average UV index in April
Jacksonville, 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, November and December (UV index 2).
Average cloud cover in April
Jacksonville, OR
- Average cloud cover in April: 43
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in April
Jacksonville, OR
- Average visibility in April: 5mi
The months with the highest visibility are July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, May, June, November and December (5mi).
Jacksonville, Oregon, USA
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