April weather forecastLamont, WA
April
Weather in April
April in Lamont, Washington, is a mild spring month, with an average temperature varying between 55.9°F (13.3°C) and 37.4°F (3°C).Temperature
The commencement of April sees a shift in the average high-temperature, moving from a frosty 46.9°F (8.3°C) in March to a mild 55.9°F (13.3°C). Lamont's average low-temperature in the month of April is recorded at an icy 37.4°F (3°C).Humidity
In April, the average relative humidity is 66%.Rainfall
In Lamont, in April, it is raining for 9.5 days, with typically 0.63" (16mm) of accumulated precipitation. Throughout the year, there are 84.3 rainfall days, and 7.24" (184mm) of precipitation is accumulated.Snowfall
Months with snowfall in Lamont are January through May, September, November and December. In Lamont, during April, snow falls for 1.6 days and regularly aggregates up to 0.71" (18mm) of snow. In Lamont, during the entire year, snow falls for 32.5 days and aggregates up to 14.09" (358mm) of snow.Daylight
The average length of the day in April is 13h and 39min.On the first day of April, sunrise is at 6:28 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:01 pm PDT.
Sunshine
In Lamont, Washington, the average sunshine in April is 9.5h.UV index
In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: In April, the UV index of 3 transforms into the following advice:
Act with care - The suggestion to avoid sunburn is emphasized. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Lamont, WA
- Average high temperature in April: 55.9°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is December (33.1°F).
- Average low temperature in April: 37.4°F
The month with the highest average low temperature is August (61.3°F).
The coldest month (with the lowest average low temperature) is December (23.9°F).
Average pressure in April
Lamont, WA
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.9"Hg).
Average wind speed in April
Lamont, WA
- Average wind speed in April: 8.6mph
The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in April
Lamont, WA
- Average humidity in April: 66%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (36%).
Average rainfall in April
Lamont, WA
- Average rainfall in April: 0.63"
The wettest months (with the highest rainfall) are January and May (0.91").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in April
Lamont, WA
- Average rainfall days in April: 9.5 days
The month with the highest number of rainy days is March (10.1 days).
The month with the least rainy days is July (3.5 days).
Average snowfall in April
Lamont, WA
- Average snowfall in April: 0.71"
The month with the highest snowfall is February (3.82").
The months with the least snowfall are June, July, August and October (0").
Average snowfall days in April
Lamont, WA
- Average snowfall days in April: 1.6 days
The month with the highest number of snowfall days is December (9.3 days).
The months with the least snowfall days are June, July, August and October (0 days).
Average daylight in April /
Average sunshine in April
Lamont, WA
- Average daylight in April: 13h and 42min
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 36min).
- Average sunshine in April: 9h and 30min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in April
Lamont, WA
- Average sunshine days in April: 18.1 days
The month with the most sunshine days is July (26.6 days).
The month with the least sunshine days is February (15.9 days).
Average UV index in April
Lamont, WA
- Average UV index in April: 3
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
Lamont, WA
- Average cloud cover in April: 39
The months with the most cloud cover are January and December (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility in April
Lamont, WA
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).





