April weather forecastTwisp, WA
April
Weather in April
April sees Twisp shedding the remaining vestiges of winter and fully embracing spring. The warming trend continues from March, presenting locals and tourists with comfortable temperatures for outdoor pursuits. Rainfall characteristic of spring season sprinkles the city, fostering the growth of local flora and enhancing the city’s natural charm. Longer daylight hours provide ample opportunity to engage in tours and outdoor activities, an appealing prospect for outdoor enthusiasts. The skyline transitions from winter’s stark white to more colorful hues, signaling a marked shift in the natural backdrop.Temperature
With the arrival of April, the average high-temperature transitions from a cold 37.6°F (3.1°C) in March to a chilly 47.5°F (8.6°C). In the month of April, the average temperature dips to a freezing cold 27.5°F (-2.5°C) during the night.Humidity
In April, the average relative humidity is 75%.Rainfall
In Twisp, in April, it is raining for 14.9 days, with typically 1.14" (29mm) of accumulated precipitation. In Twisp, during the entire year, the rain falls for 141.4 days and collects up to 18.07" (459mm) of precipitation.Snowfall
Months with snowfall are January through April, September through December. April is the last month it regularly snows. During 2.5 snowfall days, in April, Twisp aggregates 0.94" (24mm) of snow. Throughout the year, there are 64.4 snowfall days, and 42.6" (1082mm) of snow is accumulated.Daylight
In Twisp, the average length of the day in April is 13h and 43min.On the first day of April, sunrise is at 6:36 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 8:13 pm PDT.
Sunshine
In April, the average sunshine is 10.1h.UV index
In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high UV index of 3 in April translates into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Twisp, WA
- Average high temperature in April: 47.5°F
The warmest month (with the highest average high temperature) is August (76.8°F).
The month with the lowest average high temperature is December (27.9°F).
- Average low temperature in April: 27.5°F
The month with the highest average low temperature is August (48.9°F).
The coldest month (with the lowest average low temperature) is December (14.7°F).
Average pressure in April
Twisp, WA
- Average pressure in April: 30"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.94"Hg).
Average wind speed in April
Twisp, WA
- Average wind speed in April: 4.8mph
The windiest month (with the highest average wind speed) is July (5.1mph).
The calmest months (with the lowest average wind speed) are January and December (3.5mph).
Average humidity in April
Twisp, WA
- Average humidity in April: 75%
The months with the highest relative humidity are January and February (92%).
The months with the lowest relative humidity are July and August (51%).
Average rainfall in April
Twisp, WA
- Average rainfall in April: 1.14"
The wettest month (with the highest rainfall) is December (2.52").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in April
Twisp, WA
- Average rainfall days in April: 14.9 days
The month with the highest number of rainy days is March (17.1 days).
The month with the least rainy days is August (5.7 days).
Average snowfall in April
Twisp, WA
- Average snowfall in April: 0.94"
The month with the highest snowfall is December (12.28").
The months with the least snowfall are May, June, July and August (0").
Average snowfall days in April
Twisp, WA
- Average snowfall days in April: 2.5 days
The month with the highest number of snowfall days is December (15.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Twisp, WA
- Average daylight in April: 13h and 42min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in April: 10h and 6min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in April
Twisp, WA
- Average sunshine days in April: 11.4 days
The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is March (8.9 days).
Average UV index in April
Twisp, WA
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in April
Twisp, WA
- Average cloud cover in April: 38
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in April
Twisp, WA
- Average visibility in April: 6mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).





