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's arrival coincides with a subtle temperature rise, moving from March's chilly 48°F (8.9°C) to a cool 53.6°F (12°C). April is noted for a mean low-temperature of 36.1°F (2.3°C).Humidity
In April, the average relative humidity is 83%.Rainfall
In Lyons, in April, it is raining for 19.9 days, with typically 4.8" (122mm) of accumulated precipitation. In Lyons, during the entire year, the rain falls for 178.8 days and collects up to 45.31" (1151mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.9 snowfall days, in April, Lyons aggregates 0.47" (12mm) of snow. In Lyons, during the entire year, snow falls for 14.4 days and aggregates up to 15.59" (396mm) of snow.Daylight
In Lyons, the average length of the day in April is 13h and 31min.On the first day of April, sunrise is at 6:49 am and sunset at 7:38 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:14 pm PDT.
Sunshine
In Lyons, the average sunshine in April is 6.2h.UV index
In Lyons, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 3 during April translates into the following directions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. When the Sun is at its strongest around midday, find shade and limit exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Lyons 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 Lyons have in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Lyons have in April?
What is the UV index intensity in April?
Average temperature in April
Lyons, OR
- Average high temperature in April: 53.6°F
The warmest month (with the highest average high temperature) is August (77.7°F).
The month with the lowest average high temperature is December (42.6°F).
- Average low temperature in April: 36.1°F
The month with the highest average low temperature is August (48.4°F).
The coldest month (with the lowest average low temperature) is December (31.1°F).
Average pressure in April
Lyons, OR
- Average pressure in April: 30.06"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed in April
Lyons, OR
- Average wind speed in April: 5mph
The windiest month (with the highest average wind speed) is January (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in April
Lyons, OR
- Average humidity in April: 83%
The month with the highest relative humidity is March (87%).
The month with the lowest relative humidity is August (67%).
Average rainfall in April
Lyons, OR
- Average rainfall in April: 4.8"
The wettest month (with the highest rainfall) is December (6.65").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in April
Lyons, OR
- Average rainfall days in April: 19.9 days
The month with the highest number of rainy days is March (21.2 days).
The month with the least rainy days is July (5.4 days).
Average snowfall in April
Lyons, OR
- Average snowfall in April: 0.47"
The month with the highest snowfall is February (6.5").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Lyons, OR
- Average snowfall days in April: 0.9 days
The month with the highest number of snowfall days is February (5.3 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
Lyons, OR
- Average daylight in April: 13h and 3min
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: 6h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in April
Lyons, OR
- Average sunshine days in April: 8.9 days
The month with the most sunshine days is July (23.8 days).
The month with the least sunshine days is March (7.7 days).
Average UV index in April
Lyons, 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 November (UV index 1).
Average cloud cover in April
Lyons, OR
- Average cloud cover in April: 62
The months with the most cloud cover are February and March (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in April
Lyons, OR
- Average visibility in April: 4mi
The month with the highest visibility is August (6mi).
The months with the lowest visibility are February and April (4mi).
Lyons, Oregon, USA
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