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
Silverton experiences a minor temperature shift with the start of April, with average high-temperatures moving from a fresh 51.4°F (10.8°C) in March to a moderate 57.2°F (14°C). During the nights in April, Silverton observes an average low-temperature of 38.7°F (3.7°C).Humidity
In Silverton, the average relative humidity in April is 81%.Rainfall
In Silverton, in April, during 18.6 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. In Silverton, during the entire year, the rain falls for 168.8 days and collects up to 30.39" (772mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Silverton, the average length of the day in April is 13h and 32min.On the first day of the month, sunrise is at 6:49 am and sunset at 7:39 pm. On the last day of April, in Silverton, sunrise is at 6:00 am and sunset at 8:16 pm PDT.
Sunshine
In April, the average sunshine in Silverton, Oregon, is 7.3h.UV index
In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: In April, a daily UV index of 3 turns into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
What are April temperatures in Silverton?
What is the average humidity in April in Silverton?
How many days does it rain in April in Silverton?
When it does not snow in Silverton?
Does it snow in Silverton in April?
How many hours of daylight does Silverton have in April?
What time are sunrise and sunset in April in Silverton?
How long on average sun shines in April in Silverton?
What is the UV index intensity in April in Silverton?
Average temperature in April
Silverton, OR
- Average high temperature in April: 57.2°F
The warmest month (with the highest average high temperature) is August (80.2°F).
The month with the lowest average high temperature is December (44.4°F).
- Average low temperature in April: 38.7°F
The month with the highest average low temperature is August (52.5°F).
The coldest month (with the lowest average low temperature) is December (34.2°F).
Average pressure in April
Silverton, OR
- Average pressure in April: 30.07"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed in April
Silverton, OR
- Average wind speed in April: 5.2mph
The windiest month (with the highest average wind speed) is January (5.9mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in April
Silverton, OR
- Average humidity in April: 81%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is August (66%).
Average rainfall in April
Silverton, OR
- Average rainfall in April: 2.95"
The wettest month (with the highest rainfall) is December (4.45").
The driest month (with the least rainfall) is July (0.28").
Average rainfall days in April
Silverton, OR
- Average rainfall days in April: 18.6 days
The month with the highest number of rainy days is March (20.4 days).
The month with the least rainy days is August (4.3 days).
Average snowfall in April
Silverton, OR
- Average snowfall in April: 0"
The month with the highest snowfall is February (1.73").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Silverton, OR
- Average snowfall days in April: 0.1 days
The month with the highest number of snowfall days is February (2.4 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
Silverton, OR
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in April: 7h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in April
Silverton, OR
- Average sunshine days in April: 9.6 days
The month with the most sunshine days is July (25.5 days).
The month with the least sunshine days is February (8.5 days).
Average UV index in April
Silverton, OR
- 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, November and December (UV index 2).
Average cloud cover in April
Silverton, OR
- Average cloud cover in April: 55
The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in April
Silverton, OR
- Average visibility in April: 5mi
The months with the highest visibility are July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (5mi).
Silverton, Oregon, USA
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