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 registers an average high-temperature of a fresh 52.2°F (11.2°C), slightly varied from March's 48.4°F (9.1°C). Roche Harbor's April nights observe a minor shift from the daytime temperatures, resulting in an average dip to a chilly 46.2°F (7.9°C).Humidity
With an average relative humidity of 76%, April is the least humid month.Rainfall
In Roche Harbor, during April, the rain falls for 16.3 days and regularly aggregates up to 1.69" (43mm) of precipitation. In Roche Harbor, during the entire year, the rain falls for 167.7 days and collects up to 23.46" (596mm) of precipitation.Snowfall
April through October are months without snowfall in Roche Harbor.Daylight
In Roche Harbor, Washington, the average length of the day in April is 13h and 44min.On the first day of the month, sunrise is at 6:48 am and sunset at 7:44 pm. On the last day of April, in Roche Harbor, sunrise is at 5:52 am and sunset at 8:26 pm PDT.
Sunshine
In Roche Harbor, the average sunshine in April is 8.4h.UV index
The average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 4 in April leads to these recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Frequently asked questions
What is the average April temperature in Roche Harbor?
What is the least humid month in Roche Harbor?
What is the average humidity in April in Roche Harbor?
How many days does it rain in April in Roche Harbor?
When it does not snow in Roche Harbor?
Does it snow in Roche Harbor in April?
How many hours of daylight does Roche Harbor have in April?
What time are sunrise and sunset in April in Roche Harbor?
How long on average sun shines in April in Roche Harbor?
What is the UV index reading in April in Roche Harbor?
Average temperature in April
Roche Harbor, WA
- Average high temperature in April: 52.2°F
The warmest month (with the highest average high temperature) is July (64.9°F).
The months with the lowest average high temperature are January, February and December (45.3°F).
- Average low temperature in April: 46.2°F
The month with the highest average low temperature is August (57.7°F).
The coldest month (with the lowest average low temperature) is February (40.5°F).
Average pressure in April
Roche Harbor, WA
- Average pressure in April: 30.04"Hg
The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is March (30"Hg).
Average wind speed in April
Roche Harbor, WA
- Average wind speed in April: 8.5mph
The windiest month (with the highest average wind speed) is November (10.7mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in April
Roche Harbor, WA
- Average humidity in April: 76%
The months with the highest relative humidity are January, August and September (79%).
The month with the lowest relative humidity is April (76%).
Average rainfall in April
Roche Harbor, WA
- Average rainfall in April: 1.69"
The wettest month (with the highest rainfall) is November (3.43").
The driest month (with the least rainfall) is July (0.43").
Average rainfall days in April
Roche Harbor, WA
- Average rainfall days in April: 16.3 days
The month with the highest number of rainy days is March (20.2 days).
The month with the least rainy days is August (5.3 days).
Average snowfall in April
Roche Harbor, WA
- Average snowfall in April: 0"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Roche Harbor, WA
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is February (2.7 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
Roche Harbor, WA
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- 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: 4h and 6min).
Average sunshine days in April
Roche Harbor, WA
- Average sunshine days in April: 11.4 days
The month with the most sunshine days is August (24.7 days).
The month with the least sunshine days is November (8.7 days).
Average UV index in April
Roche Harbor, WA
- Average UV index in April: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Roche Harbor, WA
- Average cloud cover in April: 47
The months with the most cloud cover are February and December (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 23).
Average visibility in April
Roche Harbor, WA
- 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).
Roche Harbor, Washington, USA
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