April weather forecast
South Lebanon, OR

Share

Weather in April

April in South Lebanon, Oregon, is a refreshing spring month, with temperature in the range of an average high of 57.6°F (14.2°C) and an average low of 37.9°F (3.3°C).

Temperature

April brings a slight rise in South Lebanon's average high-temperature, moving from a cool 51.6°F (10.9°C) in March to a refreshing 57.6°F (14.2°C). South Lebanon, during the month of April, experiences an average low-temperature of 37.9°F (3.3°C).

Humidity

In South Lebanon, the average relative humidity in April is 82%.

Rainfall

In April, in South Lebanon, the rain falls for 17.8 days. Throughout April, 3.07" (78mm) of precipitation is accumulated. Throughout the year, there are 163.3 rainfall days, and 29.92" (760mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in April is 13h and 31min.
On the first day of the month, sunrise is at 6:50 am and sunset at 7:39 pm. On the last day of April, sunrise is at 6:02 am and sunset at 8:15 pm PDT.

Sunshine

In South Lebanon, the average sunshine in April is 7.1h.

UV index

In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: A daily maximum UV index of 3 in April translates into the following instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for South Lebanon in April?

The average high-temperature and low-temperature during April are 57.6°F (14.2°C) and 37.9°F (3.3°C) respectively.

What is the average humidity in April?

In South Lebanon, the average relative humidity in April is 82%.

How much does it rain in April?

In South Lebanon, in April, during 17.8 rainfall days, 3.07" (78mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall.

Does it snow in April?

In April, it doesn't snow. March is the latest month when it typically snows.

What is the average length of the day in April?

In April, the average day length is 13h and 31min.

When is the sunrise / sunset in April?

In April, on the first day of the month, sunrise is at 6:50 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:15 pm PDT.

How long on average sun shines in April?

In April, the average sunshine duration is 7.1h.

How high is the UV index in April?

In South Lebanon, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
South Lebanon, OR

Average temperature in April - South Lebanon, OR
  • Average high temperature in April: 57.6°F

The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (45.3°F).

  • Average low temperature in April: 37.9°F

The month with the highest average low temperature is August (51.8°F).
The coldest month (with the lowest average low temperature) is December (34.2°F).

Average pressure in April
South Lebanon, OR

Average pressure in April - South Lebanon, OR
  • Average pressure in April: 30.07"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

Average wind speed in April
South Lebanon, OR

Average wind speed in April - South Lebanon, OR
  • Average wind speed in April: 4.7mph

The windiest months (with the highest average wind speed) are January and March (5.1mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in April
South Lebanon, OR

Average humidity in April - South Lebanon, OR
  • Average humidity in April: 82%

The months with the highest relative humidity are January, February, March and December (86%).
The month with the lowest relative humidity is August (66%).

Average rainfall in April
South Lebanon, OR

Average rainfall in April - South Lebanon, OR
  • Average rainfall in April: 3.07"

The wettest month (with the highest rainfall) is December (4.41").
The driest month (with the least rainfall) is July (0.24").

Average rainfall days in April
South Lebanon, OR

Average rainfall days in April - South Lebanon, OR
  • Average rainfall days in April: 17.8 days

The month with the highest number of rainy days is March (20.1 days).
The months with the least rainy days are July and August (3.8 days).

Average snowfall in April
South Lebanon, OR

Average snowfall in April - South Lebanon, OR
  • Average snowfall in April: 0"

The month with the highest snowfall is February (2.13").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in April
South Lebanon, OR

Average snowfall days in April - South Lebanon, OR
  • Average snowfall days in April: 0.2 days

The month with the highest number of snowfall days is February (2.5 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
South Lebanon, OR

Average daylight in April / Average sunshine in April - South Lebanon, 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: 7h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in April
South Lebanon, OR

Average sunshine days in April - South Lebanon, OR
  • Average sunshine days in April: 10 days

The month with the most sunshine days is July (25.6 days).
The month with the least sunshine days is March (9.1 days).

Average UV index in April
South Lebanon, OR

Average UV index in April - South Lebanon, 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
South Lebanon, OR

Average cloud cover in April - South Lebanon, OR
  • Average cloud cover in April: 56

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in April
South Lebanon, OR

Average visibility in April - South Lebanon, OR
  • Average visibility in April: 5mi

The months with the highest visibility are July, August and September (6mi).
The month with the lowest visibility is February (4mi).

South Lebanon, Oregon, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location