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
The shift into April is marked by a modest rise in the average high-temperature, moving from March's frosty 44.4°F (6.9°C) to a cool 51.4°F (10.8°C). Throughout the month of April, the nighttime temperature dips to an average of 34.3°F (1.3°C).Humidity
In April, the average relative humidity is 81%.Rainfall
In April, the rain falls for 18.8 days. Throughout April, 3.54" (90mm) of precipitation is accumulated. Throughout the year, there are 181 rainfall days, and 43.15" (1096mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.3 snowfall days, in April, Cascade Locks aggregates 0.04" (1mm) of snow. In Cascade Locks, during the entire year, snow falls for 13.5 days and aggregates up to 12.95" (329mm) of snow.Daylight
The average length of the day in April is 13h and 34min.On the first day of April, sunrise is at 6:45 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 8:14 pm PDT.
Sunshine
In April, the average sunshine is 6.5h.UV index
In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index, 3 in April, converts into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Cascade Locks, OR
- Average high temperature in April: 51.4°F
The warmest month (with the highest average high temperature) is August (76.6°F).
The month with the lowest average high temperature is December (37.2°F).
- Average low temperature in April: 34.3°F
The month with the highest average low temperature is August (49.5°F).
The coldest month (with the lowest average low temperature) is December (27.7°F).
Average pressure in April
Cascade Locks, OR
- Average pressure in April: 30.05"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).
Average wind speed in April
Cascade Locks, OR
- Average wind speed in April: 5.6mph
The windiest month (with the highest average wind speed) is January (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in April
Cascade Locks, OR
- Average humidity in April: 81%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are July and August (66%).
Average rainfall in April
Cascade Locks, OR
- Average rainfall in April: 3.54"
The wettest month (with the highest rainfall) is January (7.48").
The driest month (with the least rainfall) is July (0.31").
Average rainfall days in April
Cascade Locks, OR
- Average rainfall days in April: 18.8 days
The month with the highest number of rainy days is March (21.7 days).
The month with the least rainy days is August (5 days).
Average snowfall in April
Cascade Locks, OR
- Average snowfall in April: 0.04"
The month with the highest snowfall is January (4.33").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Cascade Locks, OR
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is February (4.4 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
Cascade Locks, OR
- Average daylight in April: 13h and 4min
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: 6h and 3min
The months with the most sunshine are July and August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).
Average sunshine days in April
Cascade Locks, OR
- Average sunshine days in April: 8.7 days
The month with the most sunshine days is August (24 days).
The month with the least sunshine days is February (7.1 days).
Average UV index in April
Cascade Locks, OR
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in April
Cascade Locks, OR
- Average cloud cover in April: 61
The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in April
Cascade Locks, OR
- Average visibility in April: 5mi
The months with the highest visibility are July and August (6mi).
The months with the lowest visibility are January, February, March, November and December (4mi).
Cascade Locks, Oregon, USA
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