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
The start of April is characterized by a subtle increase in the average high-temperature, transitioning from a refreshing 63.1°F (17.3°C) in March to an agreeable 71.1°F (21.7°C). Washington cools down to an average low-temperature of 52.2°F (11.2°C) throughout the month of April.Humidity
The average relative humidity in April is 70%.Rainfall
In Washington, in April, it is raining for 12 days, with typically 2.64" (67mm) of accumulated precipitation. Throughout the year, there are 116.5 rainfall days, and 24.21" (615mm) of precipitation is accumulated.Snowfall
Months with snowfall in Washington are January through April, November and December. April is the last month it regularly snows. During 0.1 snowfall days, in April, Washington aggregates 0.04" (1mm) of snow. In Washington, during the entire year, snow falls for 6.5 days and aggregates up to 3.74" (95mm) of snow.Daylight
In Washington, the average length of the day in April is 13h and 6min.On the first day of the month, sunrise is at 7:15 am and sunset at 7:51 pm. On the last day of April, sunrise is at 6:39 am and sunset at 8:15 pm CDT.
Sunshine
In April, the average sunshine is 8.3h.UV index
The average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 5 during April leads to these instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Washington in April?
What is the average humidity in April?
How much does it rain in April?
What is the last month it snows?
How many hours of daylight does Washington have in April?
What time are sunrise and sunset in April?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Washington, OK
- Average high temperature in April: 71.1°F
The warmest months (with the highest average high temperature) are July and August (93°F).
The month with the lowest average high temperature is January (49.5°F).
- Average low temperature in April: 52.2°F
The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (33.3°F).
Average pressure in April
Washington, OK
- Average pressure in April: 29.9"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in April
Washington, OK
- Average wind speed in April: 11.7mph
The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest months (with the lowest average wind speed) are July and August (8.1mph).
Average humidity in April
Washington, OK
- Average humidity in April: 70%
The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (60%).
Average rainfall in April
Washington, OK
- Average rainfall in April: 2.64"
The wettest month (with the highest rainfall) is May (3.54").
The driest month (with the least rainfall) is November (0.98").
Average rainfall days in April
Washington, OK
- Average rainfall days in April: 12 days
The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is January (5.2 days).
Average snowfall in April
Washington, OK
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Washington, OK
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is February (2.3 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
Washington, OK
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in April
Washington, OK
- Average sunshine days in April: 16.3 days
The month with the most sunshine days is January (24 days).
The month with the least sunshine days is May (14.4 days).
Average UV index in April
Washington, OK
- Average UV index in April: 5
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in April
Washington, OK
- Average cloud cover in April: 36
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in April
Washington, OK
- 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).
Washington, Oklahoma, USA
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