April weather forecastGrants Pass, OR
April
Weather in April
As April sets in, there is a discernible change in the weather conditions of Grants Pass. The Spring warmth brings relief from the lingering winter chill, markedly raising the average temperatures. Lower precipitation levels reflect a decrease in rainfall to 2.01" (51mm) spanning approximately 15.9 days. A highlight this month is the increase in daylight hours, greatly welcomed by inhabitants. This month also showcases a pronounced shift in atmospheric pressure and humidity levels.Temperature
April's arrival brings a slight change in high-temperatures, adjusting from a cool 52.5°F (11.4°C) in March to a moderate 57.9°F (14.4°C). With a notable difference from peak temperatures, an average of 35.4°F (1.9°C) marks the nights in April.Humidity
The average relative humidity in April is 79%.Rainfall
In Grants Pass, in April, during 15.9 rainfall days, 2.01" (51mm) of precipitation is typically accumulated. Throughout the year, there are 135.3 rainfall days, and 23.54" (598mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows. During 0.2 snowfall days, in April, Grants Pass aggregates 0.04" (1mm) of snow. In Grants Pass, during the entire year, snow falls for 7.9 days and aggregates up to 5.12" (130mm) of snow.Daylight
The average length of the day in April is 13h and 25min.On the first day of the month, sunrise is at 6:54 am and sunset at 7:39 pm. On the last day of April, sunrise is at 6:08 am and sunset at 8:12 pm PDT.
Sunshine
In April, the average sunshine is 8.5h.UV index
The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 3 in April interprets into the following advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Grants Pass, OR
- Average high temperature in April: 57.9°F
The warmest month (with the highest average high temperature) is August (84.7°F).
The month with the lowest average high temperature is December (46°F).
- Average low temperature in April: 35.4°F
The month with the highest average low temperature is August (49.1°F).
The coldest month (with the lowest average low temperature) is December (31.5°F).
Average pressure in April
Grants Pass, OR
- Average pressure in April: 30.07"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (29.99"Hg).
Average wind speed in April
Grants Pass, OR
- Average wind speed in April: 3.9mph
The windiest month (with the highest average wind speed) is March (4mph).
The calmest month (with the lowest average wind speed) is August (3.2mph).
Average humidity in April
Grants Pass, OR
- Average humidity in April: 79%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (63%).
Average rainfall in April
Grants Pass, OR
- Average rainfall in April: 2.01"
The wettest month (with the highest rainfall) is December (4.02").
The driest month (with the least rainfall) is July (0.12").
Average rainfall days in April
Grants Pass, OR
- Average rainfall days in April: 15.9 days
The month with the highest number of rainy days is March (18.7 days).
The month with the least rainy days is August (2.5 days).
Average snowfall in April
Grants Pass, OR
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Grants Pass, OR
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Grants Pass, OR
- Average daylight in April: 13h and 24min
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: 8h and 30min
The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in April
Grants Pass, OR
- Average sunshine days in April: 11.7 days
The month with the most sunshine days is July (26.7 days).
The month with the least sunshine days is March (10.8 days).
Average UV index in April
Grants Pass, 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
Grants Pass, OR
- Average cloud cover in April: 49
The month with the most cloud cover is March (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in April
Grants Pass, OR
- Average visibility in April: 4mi
The month with the highest visibility is August (6mi).
The months with the lowest visibility are January, February, March, April and December (4mi).
