April weather forecastSiletz, OR
April
Weather in April
April, the same as March, is another fresh spring month in Siletz, Oregon, with an average temperature varying between 53.2°F (11.8°C) and 43.5°F (6.4°C).Temperature
April denotes a minimal variation in the average high-temperature to a still cool 53.2°F (11.8°C) from March's 50.2°F (10.1°C). Siletz registers a consistent average low-temperature of 43.5°F (6.4°C) during April.Humidity
The months with the lowest humidity are April, May, July, September and October, with an average relative humidity of 81%.Rainfall
In Siletz, in April, it is raining for 14.7 days, with typically 1.54" (39mm) of accumulated precipitation. Throughout the year, there are 139.5 rainfall days, and 18.66" (474mm) of precipitation is accumulated.Snowfall
In Siletz, snow does not fall in March through October and December.Daylight
The average length of the day in April is 13h and 31min.On the first day of April in Siletz, sunrise is at 6:54 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:20 pm PDT.
Sunshine
The average sunshine in April is 7.4h.UV index
The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 3 in April converts into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Siletz, OR
- Average high temperature in April: 53.2°F
The warmest month (with the highest average high temperature) is August (67.6°F).
The month with the lowest average high temperature is December (47.7°F).
- Average low temperature in April: 43.5°F
The month with the highest average low temperature is August (53.6°F).
The coldest month (with the lowest average low temperature) is December (40.6°F).
Average pressure in April
Siletz, OR
- Average pressure in April: 30.08"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is September (30.02"Hg).
Average wind speed in April
Siletz, OR
- Average wind speed in April: 8.8mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in April
Siletz, OR
- Average humidity in April: 81%
The months with the highest relative humidity are February, March, November and December (83%).
The months with the lowest relative humidity are April, May, July, September and October (81%).
Average rainfall in April
Siletz, OR
- Average rainfall in April: 1.54"
The wettest month (with the highest rainfall) is December (3.07").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in April
Siletz, OR
- Average rainfall days in April: 14.7 days
The month with the highest number of rainy days is March (18.2 days).
The month with the least rainy days is August (3.7 days).
Average snowfall in April
Siletz, OR
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and December (0").
Average snowfall days in April
Siletz, OR
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Siletz, OR
- Average daylight in April: 13h and 30min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in April: 7h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 4h and 0min).
Average sunshine days in April
Siletz, OR
- Average sunshine days in April: 13.8 days
The month with the most sunshine days is July (25.8 days).
The month with the least sunshine days is March (10.9 days).
Average UV index in April
Siletz, OR
- Average UV index in April: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February, November and December (UV index 2).
Average cloud cover in April
Siletz, OR
- Average cloud cover in April: 52
The months with the most cloud cover are February and March (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in April
Siletz, OR
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).





