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 arrival of April signals a slight increase in the average high-temperature, moving from a chilly 46.9°F (8.3°C) in March to a fresh 53.2°F (11.8°C). Nooksack's temperature tends to fall to an average low of 37.9°F (3.3°C) during the nights of April.Humidity
The average relative humidity in April is 81%.Rainfall
In Nooksack, during April, the rain falls for 19.6 days and regularly aggregates up to 3.78" (96mm) of precipitation. Throughout the year, there are 194.7 rainfall days, and 48.66" (1236mm) of precipitation is accumulated.Snowfall
Months with snowfall in Nooksack are January through April, November and December. April is the last month it regularly snows in Nooksack. During 0.4 snowfall days, in April, Nooksack aggregates 0.2" (5mm) of snow. In Nooksack, during the entire year, snow falls for 12.8 days and aggregates up to 9.45" (240mm) of snow.Daylight
In Nooksack, the average length of the day in April is 13h and 45min.On the first day of April, sunrise is at 6:44 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:24 pm PDT.
Sunshine
In April, the average sunshine in Nooksack is 7.8h.UV index
In Nooksack, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index, 3 during April, leads to the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Nooksack?
What is the average humidity in April in Nooksack?
How much does it rain in Nooksack in April?
What is the last month it snows in Nooksack?
What is the average length of the day in April in Nooksack?
What time are sunrise and sunset in April in Nooksack?
How long on average sun shines in April in Nooksack?
How high is the UV index in April in Nooksack?
Average temperature in April
Nooksack, WA
- Average high temperature in April: 53.2°F
The warmest month (with the highest average high temperature) is August (73.2°F).
The month with the lowest average high temperature is December (39.6°F).
- Average low temperature in April: 37.9°F
The month with the highest average low temperature is August (51.3°F).
The coldest months (with the lowest average low temperature) are February and December (31.6°F).
Average pressure in April
Nooksack, WA
- Average pressure in April: 30.03"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March and August (30"Hg).
Average wind speed in April
Nooksack, WA
- Average wind speed in April: 4.2mph
The windiest month (with the highest average wind speed) is January (4.8mph).
The calmest month (with the lowest average wind speed) is August (3.2mph).
Average humidity in April
Nooksack, WA
- Average humidity in April: 81%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is July (73%).
Average rainfall in April
Nooksack, WA
- Average rainfall in April: 3.78"
The wettest month (with the highest rainfall) is November (7.32").
The driest month (with the least rainfall) is July (1.02").
Average rainfall days in April
Nooksack, WA
- Average rainfall days in April: 19.6 days
The month with the highest number of rainy days is March (21.6 days).
The month with the least rainy days is August (8.5 days).
Average snowfall in April
Nooksack, WA
- Average snowfall in April: 0.2"
The month with the highest snowfall is February (2.99").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Nooksack, WA
- Average snowfall days in April: 0.4 days
The month with the highest number of snowfall days is February (4.3 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
Nooksack, WA
- Average daylight in April: 13h and 5min
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 18min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in April
Nooksack, WA
- Average sunshine days in April: 9 days
The months with the most sunshine days are July and August (20 days).
The month with the least sunshine days is March (7.8 days).
Average UV index in April
Nooksack, WA
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in April
Nooksack, WA
- Average cloud cover in April: 53
The months with the most cloud cover are January, March and December (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in April
Nooksack, WA
- Average visibility in April: 5mi
The months with the highest visibility are July and August (6mi).
The month with the lowest visibility is January (4mi).
Nooksack, Washington, USA
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