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 sees a rise in the average high-temperature, climbing from a fresh 52.7°F (11.5°C) in March to an enjoyable 62.1°F (16.7°C). An average low-temperature of 42.4°F (5.8°C) is observed during the April nights.Humidity
The average relative humidity in April is 54%.Rainfall
In April, in Othello, Washington, the rain falls for 10 days. Throughout April, 0.55" (14mm) of precipitation is accumulated. Throughout the year, there are 102 rainfall days, and 7.4" (188mm) of precipitation is accumulated.Snowfall
January through April, September, November and December are months with snowfall in Othello. April is the last month it regularly snows. During 0.3 snowfall days, in April, Othello aggregates 0.12" (3mm) of snow. Throughout the year, there are 16.7 snowfall days, and 6.18" (157mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 38min.On the first day of April, sunrise is at 6:34 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 8:06 pm PDT.
Sunshine
In April, the average sunshine in Othello is 10.2h.UV index
In April, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index, 4 in April, converts into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. 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 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 is the sunrise / sunset in April?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
Othello, WA
- Average high temperature in April: 62.1°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is December (35.6°F).
- Average low temperature in April: 42.4°F
The month with the highest average low temperature is August (62.8°F).
The coldest month (with the lowest average low temperature) is December (25.7°F).
Average pressure in April
Othello, WA
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is August (29.9"Hg).
Average wind speed in April
Othello, WA
- Average wind speed in April: 8.1mph
The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is December (5.5mph).
Average humidity in April
Othello, WA
- Average humidity in April: 54%
The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are July and August (36%).
Average rainfall in April
Othello, WA
- Average rainfall in April: 0.55"
The wettest months (with the highest rainfall) are January and December (0.94").
The driest months (with the least rainfall) are July and August (0.2").
Average rainfall days in April
Othello, WA
- Average rainfall days in April: 10 days
The month with the highest number of rainy days is March (13.7 days).
The month with the least rainy days is August (3.4 days).
Average snowfall in April
Othello, WA
- Average snowfall in April: 0.12"
The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in April
Othello, WA
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is December (5.5 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in April /
Average sunshine in April
Othello, WA
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- 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 December (Average sunshine: 5h and 18min).
Average sunshine days in April
Othello, WA
- Average sunshine days in April: 17.3 days
The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is March (15 days).
Average UV index in April
Othello, WA
- Average UV index in April: 4
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Othello, WA
- Average cloud cover in April: 33
The month with the most cloud cover is January (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 10).
Average visibility in April
Othello, WA
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Othello, Washington, USA
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