April weather forecast
Foster, OR

Share

Weather in April

April in Foster, Oregon, is a refreshing spring month, with temperature in the range of an average high of 55.9°F (13.3°C) and an average low of 36.9°F (2.7°C).

Temperature

The shift from March to April sees a slight increase in the average high-temperature, transitioning from a cool 50.2°F (10.1°C) to a refreshing 55.9°F (13.3°C). Foster observes an average low-temperature of 36.9°F (2.7°C) during April nights.

Humidity

The average relative humidity in April in Foster is 82%.

Rainfall

In Foster, Oregon, in April, during 18.7 rainfall days, 4.06" (103mm) of precipitation is typically accumulated. Throughout the year, in Foster, Oregon, there are 167.6 rainfall days, and 36.54" (928mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Foster. April is the last month it regularly snows in Foster. During 0.3 snowfall days, in April, Foster aggregates 0.08" (2mm) of snow. Throughout the year, there are 7.9 snowfall days, and 7.76" (197mm) of snow is accumulated.

Daylight

In Foster, the average length of the day in April is 13h and 30min.
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 6:01 am and sunset at 8:14 pm PDT.

Sunshine

In April, the average sunshine in Foster is 7h.

UV index

In Foster, Oregon, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 3 in April interprets into the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
[Resources]

Frequently asked questions

What are April temperatures in Foster?

During April, Foster experiences an average high-temperature of 55.9°F (13.3°C) and a low-temperature of 36.9°F (2.7°C).

What is the average humidity in April in Foster?

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

How much does it rain in Foster in April?

In April, the rain falls for 18.7 days. Throughout April, 4.06" (103mm) of precipitation is accumulated.

What is the last month it snows in Foster?

April is the last month it regularly snows in Foster, Oregon. During 0.3 snowfall days, in April, Foster aggregates 0.08" (2mm) of snow.

What is the average length of the day in April in Foster?

In April, the average day length is 13h and 30min.

What time are sunrise and sunset in April in Foster?

On the first day of April in Foster, sunrise is at 6:49 am and sunset at 7:38 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:14 pm PDT.

How many hours of sunshine does Foster have in April?

The average sunshine duration in April in Foster, Oregon, is 7h.

How high is the UV index in April in Foster?

In April, the average daily maximum UV index in Foster, Oregon, is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Foster, OR

Average temperature in April - Foster, OR
  • Average high temperature in April: 55.9°F

The warmest month (with the highest average high temperature) is August (79.5°F).
The month with the lowest average high temperature is December (44.4°F).

  • Average low temperature in April: 36.9°F

The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (32.9°F).

[Resources]

Average pressure in April
Foster, OR

Average pressure in April - Foster, 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).

[Resources]

Average wind speed in April
Foster, OR

Average wind speed in April - Foster, OR
  • Average wind speed in April: 4.5mph

The windiest month (with the highest average wind speed) is January (5.1mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

[Resources]

Average humidity in April
Foster, OR

Average humidity in April - Foster, OR
  • Average humidity in April: 82%

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

[Resources]

Average rainfall in April
Foster, OR

Average rainfall in April - Foster, OR
  • Average rainfall in April: 4.06"

The wettest month (with the highest rainfall) is December (5.47").
The driest month (with the least rainfall) is July (0.24").

[Resources]

Average rainfall days in April
Foster, OR

Average rainfall days in April - Foster, OR
  • Average rainfall days in April: 18.7 days

The month with the highest number of rainy days is March (21.1 days).
The month with the least rainy days is July (4.1 days).

[Resources]

Average snowfall in April
Foster, OR

Average snowfall in April - Foster, OR
  • Average snowfall in April: 0.08"

The month with the highest snowfall is February (3.7").
The months with the least snowfall are May, June, July, August, September and October (0").

[Resources]

Average snowfall days in April
Foster, OR

Average snowfall days in April - Foster, OR
  • Average snowfall days in April: 0.3 days

The month with the highest number of snowfall days is February (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

[Resources]

Average daylight in April /
Average sunshine in April
Foster, OR

Average daylight in April / Average sunshine in April - Foster, 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 0min

The month with the most sunshine is August (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

[Resources]

Average sunshine days in April
Foster, OR

Average sunshine days in April - Foster, OR
  • Average sunshine days in April: 9.8 days

The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is February (8.4 days).

[Resources]

Average UV index in April
Foster, OR

Average UV index in April - Foster, OR
  • Average UV index in April: 3

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is November (UV index 1).

[Resources]

Average cloud cover in April
Foster, OR

Average cloud cover in April - Foster, OR
  • Average cloud cover in April: 57

The months with the most cloud cover are February and March (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 19).

[Resources]

Average visibility in April
Foster, OR

Average visibility in April - Foster, 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).

[Resources]

Foster, Oregon, USA

Weather forecast for your location

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