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 sea temperature 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
As Southworth enters April, the average high-temperature marginally increases from the a cool 50.9°F (10.5°C) of March to a mild 56.7°F (13.7°C). In Southworth, the average nighttime temperature during April is an icy 39.9°F (4.4°C).Humidity
In Southworth, the average relative humidity in April is 79%.Rainfall
In Southworth, in April, during 13.3 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. In Southworth, during the entire year, the rain falls for 138.9 days and collects up to 12.24" (311mm) of precipitation.Snowfall
April through October are months without snowfall.Ocean temperature
In April, the average ocean temperature is 45.9°F (7.7°C).Note: Unprotected swimming in 45.9°F (7.7°C) is dangerous due to potential cold shock. Especially when temperatures go below 50°F (10°C), leading to hyperventilation.
Daylight
In April, the average length of the day in Southworth is 13h and 40min.On the first day of the month, sunrise is at 6:46 am and sunset at 7:40 pm. On the last day of April, in Southworth, Washington, sunrise is at 5:53 am and sunset at 8:21 pm PDT.
Sunshine
In April, the average sunshine is 8.1h.UV index
In Southworth, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In April, a regular UV index of 4 translates into these guidelines:
Heed the precautions - Suggestions to avoid sunburn are made. Avoiding the Sun during its peak radiation time around midday is a healthy practice. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Southworth?
What is the average humidity in April in Southworth?
How much does it rain in Southworth in April?
When it does not snow in Southworth?
Does it snow in Southworth in April?
How cold is the water in April in Southworth?
What is the average length of the day in April in Southworth?
When is the sunrise / sunset in April in Southworth?
How long on average sun shines in April in Southworth?
How high is the UV index in April in Southworth?
Average temperature in April
Southworth, WA
- Average high temperature in April: 56.7°F
The warmest month (with the highest average high temperature) is August (77.2°F).
The month with the lowest average high temperature is December (43.2°F).
- Average low temperature in April: 39.9°F
The month with the highest average low temperature is August (53.6°F).
The coldest month (with the lowest average low temperature) is December (34.9°F).
Average pressure in April
Southworth, WA
- Average pressure in April: 30.05"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).
Average wind speed in April
Southworth, WA
- Average wind speed in April: 5mph
The windiest month (with the highest average wind speed) is March (5.5mph).
The calmest months (with the lowest average wind speed) are July and August (3.5mph).
Average humidity in April
Southworth, WA
- Average humidity in April: 79%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is July (69%).
Average rainfall in April
Southworth, WA
- Average rainfall in April: 0.79"
The wettest months (with the highest rainfall) are January and December (2.05").
The driest month (with the least rainfall) is July (0.28").
Average rainfall days in April
Southworth, WA
- Average rainfall days in April: 13.3 days
The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is August (5.4 days).
Average snowfall in April
Southworth, WA
- Average snowfall in April: 0"
The month with the highest snowfall is February (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Southworth, WA
- Average snowfall days in April: 0.1 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 sea temperature in April
Southworth, WA
- Average sea temperature in April: 45.8°F
The best month for swimming (with the highest average sea temperature) is August (53.2°F).
The coldest month (with the lowest average sea temperature) is February (45.3°F).
Average daylight in April /
Average sunshine in April
Southworth, WA
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).
Average sunshine days in April
Southworth, WA
- Average sunshine days in April: 13.8 days
The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is February (11.8 days).
Average UV index in April
Southworth, WA
- Average UV index in April: 4
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
Southworth, WA
- Average cloud cover in April: 50
The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in April
Southworth, WA
- Average visibility in April: 5mi
The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, October, November and December (5mi).
Southworth, Washington, USA
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