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
With the onset of April, Ukiah experiences a subtle temperature shift, with the average high-temperature moving from a chilly 47.7°F (8.7°C) in March to a fresh 54.9°F (12.7°C). Ukiah witnesses an average low-temperature of 37.8°F (3.2°C) throughout the month of April.Humidity
In April, the average relative humidity is 65%.Rainfall
In Ukiah, in April, during 16.3 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. Throughout the year, there are 145.3 rainfall days, and 16.69" (424mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. In April, it is snowing for 1.4 days. Throughout April, 0.35" (9mm) of snow is accumulated. Throughout the year, there are 30.7 snowfall days, and 15.51" (394mm) of snow is accumulated.Daylight
In Ukiah, Oregon, the average length of the day in April is 13h and 32min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:24 pm. On the last day of April, sunrise is at 5:44 am and sunset at 8:01 pm PDT.
Sunshine
The average sunshine in April is 9.8h.UV index
In Ukiah, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In April, the UV index of 3 transforms into the following advice:
Take necessary precautions - Suggestions to elude sunburn are provided. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Ukiah?
What is the average humidity in April?
How much does it rain in April?
How many days does it snow in April in Ukiah?
How many hours of daylight does Ukiah have in April?
What time are sunrise and sunset in April in Ukiah?
How many hours of sunshine does Ukiah have in April?
What is the UV index reading in April?
Average temperature in April
Ukiah, OR
- Average high temperature in April: 54.9°F
The warmest months (with the highest average high temperature) are July and August (81.5°F).
The month with the lowest average high temperature is December (36.7°F).
- Average low temperature in April: 37.8°F
The month with the highest average low temperature is August (59.5°F).
The coldest month (with the lowest average low temperature) is December (25.7°F).
Average pressure in April
Ukiah, OR
- Average pressure in April: 30"Hg
The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).
Average wind speed in April
Ukiah, OR
- Average wind speed in April: 8.3mph
The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is September (6.2mph).
Average humidity in April
Ukiah, OR
- Average humidity in April: 65%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (41%).
Average rainfall in April
Ukiah, OR
- Average rainfall in April: 1.81"
The wettest month (with the highest rainfall) is March (2.2").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days in April
Ukiah, OR
- Average rainfall days in April: 16.3 days
The month with the highest number of rainy days is March (18.4 days).
The month with the least rainy days is August (3.5 days).
Average snowfall in April
Ukiah, OR
- Average snowfall in April: 0.35"
The month with the highest snowfall is February (5.24").
The months with the least snowfall are June, July and August (0").
Average snowfall days in April
Ukiah, OR
- Average snowfall days in April: 1.4 days
The month with the highest number of snowfall days is December (8.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Ukiah, OR
- Average daylight in April: 13h and 3min
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: 9h and 5min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in April
Ukiah, OR
- Average sunshine days in April: 10.8 days
The month with the most sunshine days is August (24.8 days).
The month with the least sunshine days is February (8.7 days).
Average UV index in April
Ukiah, 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
Ukiah, OR
- Average cloud cover in April: 37
The months with the most cloud cover are January and February (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 10).
Average visibility in April
Ukiah, 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).
Ukiah, Oregon, USA
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