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
With the start of April, Piedmont measures an average high-temperature of a still chilly 48.2°F (9°C), not significantly differing from March's 43.3°F (6.3°C). In the month of April, the nighttime temperature in Piedmont dips to a steady average of 35.6°F (2°C).Humidity
The average relative humidity in April is 84%.Rainfall
In Piedmont, in April, during 15.8 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. In Piedmont, Washington, during the entire year, the rain falls for 150.3 days and collects up to 17.36" (441mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows. During 0.6 snowfall days, in April, Piedmont aggregates 0.04" (1mm) of snow. In Piedmont, during the entire year, snow falls for 20 days and aggregates up to 11.06" (281mm) of snow.Daylight
In Piedmont, the average length of the day in April is 13h and 42min.On the first day of the month, sunrise is at 6:51 am and sunset at 7:46 pm. On the last day of April, sunrise is at 5:56 am and sunset at 8:27 pm PDT.
Sunshine
The average sunshine in April is 7.1h.UV index
The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In April, the maximum UV index of 3 transforms into these recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Piedmont in April?
What is the average humidity in April?
How much does it rain in April?
What is the last month it snows?
How many hours of daylight does Piedmont have in April?
When is the sunrise / sunset in April?
How long on average sun shines in April in Piedmont?
What is the UV index intensity in April in Piedmont?
Average temperature in April
Piedmont, WA
- Average high temperature in April: 48.2°F
The warmest month (with the highest average high temperature) is August (69.1°F).
The month with the lowest average high temperature is December (39.4°F).
- Average low temperature in April: 35.6°F
The month with the highest average low temperature is August (48.6°F).
The coldest months (with the lowest average low temperature) are February and December (31.5°F).
Average pressure in April
Piedmont, WA
- Average pressure in April: 30.05"Hg
The month with the highest atmospheric pressure is July (30.07"Hg).
The month with the lowest atmospheric pressure is March (29.99"Hg).
Average wind speed in April
Piedmont, WA
- Average wind speed in April: 4.6mph
The windiest months (with the highest average wind speed) are January and November (5.2mph).
The calmest months (with the lowest average wind speed) are August and September (3.5mph).
Average humidity in April
Piedmont, WA
- Average humidity in April: 84%
The months with the highest relative humidity are January and December (89%).
The months with the lowest relative humidity are July and August (76%).
Average rainfall in April
Piedmont, WA
- Average rainfall in April: 1.1"
The wettest month (with the highest rainfall) is January (3.35").
The driest months (with the least rainfall) are July and August (0.43").
Average rainfall days in April
Piedmont, WA
- Average rainfall days in April: 15.8 days
The month with the highest number of rainy days is March (16.1 days).
The month with the least rainy days is August (5.4 days).
Average snowfall in April
Piedmont, WA
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (4.53").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Piedmont, WA
- Average snowfall days in April: 0.6 days
The month with the highest number of snowfall days is February (7.2 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
Piedmont, WA
- Average daylight in April: 13h and 4min
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: 7h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in April
Piedmont, WA
- Average sunshine days in April: 10.6 days
The month with the most sunshine days is August (22.5 days).
The month with the least sunshine days is February (9.6 days).
Average UV index in April
Piedmont, WA
- Average UV index in April: 3
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Piedmont, WA
- Average cloud cover in April: 55
The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in April
Piedmont, WA
- Average visibility in April: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March and December (4mi).
Piedmont, Washington, USA
Weather forecast for your location
2. Allow the app to use your location