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
April brings a slight increase in the average high-temperature, progressing from a fresh 51.3°F (10.7°C) in March to a moderate 56.8°F (13.8°C). During April nights, Scappoose records an average temperature of 38.5°F (3.6°C).Humidity
The average relative humidity in April in Scappoose, Oregon, is 81%.Rainfall
In Scappoose, Oregon, during April, the rain falls for 19.7 days and regularly aggregates up to 3.23" (82mm) of precipitation. In Scappoose, during the entire year, the rain falls for 181.3 days and collects up to 35.55" (903mm) of precipitation.Snowfall
In Scappoose, snow does not fall in April through October.Daylight
The average length of the day in April is 13h and 34min.On the first day of April, sunrise is at 6:49 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:18 pm PDT.
Sunshine
In April, the average sunshine is 7h.UV index
In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: In April, the UV index of 3 transforms into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Frequently asked questions
What is the temperature in April in Scappoose?
What is the average humidity in April in Scappoose?
How many days does it rain in April in Scappoose?
When it does not snow in Scappoose?
Does it snow in Scappoose in April?
What is the average length of the day in April in Scappoose?
When are sunrise and sunset in April in Scappoose?
How long on average sun shines in April in Scappoose?
How high is the UV index in April in Scappoose?
Average temperature in April
Scappoose, OR
- Average high temperature in April: 56.8°F
The warmest month (with the highest average high temperature) is August (79.7°F).
The month with the lowest average high temperature is December (42.8°F).
- Average low temperature in April: 38.5°F
The month with the highest average low temperature is August (52.9°F).
The coldest month (with the lowest average low temperature) is December (33.1°F).
Average pressure in April
Scappoose, OR
- Average pressure in April: 30.06"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed in April
Scappoose, OR
- Average wind speed in April: 4.5mph
The windiest month (with the highest average wind speed) is March (4.8mph).
The calmest month (with the lowest average wind speed) is September (4mph).
Average humidity in April
Scappoose, OR
- Average humidity in April: 81%
The months with the highest relative humidity are February and November (87%).
The months with the lowest relative humidity are July and August (69%).
Average rainfall in April
Scappoose, OR
- Average rainfall in April: 3.23"
The wettest month (with the highest rainfall) is January (5.24").
The driest month (with the least rainfall) is August (0.43").
Average rainfall days in April
Scappoose, OR
- Average rainfall days in April: 19.7 days
The month with the highest number of rainy days is March (21.1 days).
The months with the least rainy days are July and August (5.5 days).
Average snowfall in April
Scappoose, OR
- Average snowfall in April: 0"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Scappoose, OR
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Scappoose, OR
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in April: 7h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 3h and 48min).
Average sunshine days in April
Scappoose, OR
- Average sunshine days in April: 8.1 days
The month with the most sunshine days is July (23.2 days).
The month with the least sunshine days is February (7.8 days).
Average UV index in April
Scappoose, 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
Scappoose, OR
- Average cloud cover in April: 57
The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in April
Scappoose, OR
- Average visibility in April: 5mi
The month with the highest visibility is August (6mi).
The months with the lowest visibility are January, February, March, November and December (4mi).
Scappoose, Oregon, USA
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