April weather forecast
Blue River, OR

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Weather in April

April in Blue River, Oregon, is a moderate spring month, with an average temperature fluctuating between 55.9°F (13.3°C) and 36.9°F (2.7°C).

Temperature

The arrival of April signals a slight increase in the average high-temperature, moving from a fresh 50.2°F (10.1°C) in March to a refreshing 55.9°F (13.3°C). Blue River reports an average nighttime low-temperature of 36.9°F (2.7°C) in April.

Humidity

In April, the average relative humidity is 82%.

Rainfall

In Blue River, Oregon, in April, during 18.7 rainfall days, 4.06" (103mm) of precipitation is typically accumulated. In Blue River, during the entire year, the rain falls for 167.6 days and collects up to 36.54" (928mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in April is 13h and 29min.
On the first day of the month, sunrise is at 6:48 am and sunset at 7:37 pm. On the last day of April, sunrise is at 6:00 am and sunset at 8:12 pm PDT.

Sunshine

In Blue River, the average sunshine in April is 7h.

UV index

The average daily maximum UV index in April in Blue River, Oregon, is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: In April, a daily UV index of 3 turns into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average April temperature in Blue River?

The average high-temperature and low-temperature in Blue River, Oregon, during April are 55.9°F (13.3°C) and 36.9°F (2.7°C) respectively.

What is the average humidity in April in Blue River?

In Blue River, Oregon, the average relative humidity in April is 82%.

How much does it rain in Blue River in April?

In Blue River, in April, during 18.7 rainfall days, 4.06" (103mm) of precipitation is typically accumulated.

What is the last month it snows in Blue River?

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

How many hours of daylight does Blue River have in April?

In Blue River, the average day length in April is 13h and 29min.

When are sunrise and sunset in April in Blue River?

On the first day of April in Blue River, Oregon, sunrise is at 6:48 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:12 pm PDT.

How many hours of sunshine does Blue River have in April?

In April, the average sunshine duration in Blue River, Oregon, is 7h.

What is the UV index reading in April in Blue River?

In Blue River, Oregon, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
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
Blue River, OR

Average temperature in April - Blue River, 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).

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Average pressure in April
Blue River, OR

Average pressure in April - Blue River, 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).

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Average wind speed in April
Blue River, OR

Average wind speed in April - Blue River, 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).

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Average humidity in April
Blue River, OR

Average humidity in April - Blue River, 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%).

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Average rainfall in April
Blue River, OR

Average rainfall in April - Blue River, 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").

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Average rainfall days in April
Blue River, OR

Average rainfall days in April - Blue River, 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).

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Average snowfall in April
Blue River, OR

Average snowfall in April - Blue River, 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").

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Average snowfall days in April
Blue River, OR

Average snowfall days in April - Blue River, 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).

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Average daylight in April /
Average sunshine in April
Blue River, OR

Average daylight in April / Average sunshine in April - Blue River, OR
  • Average daylight in April: 13h and 3min

The month with the longest days is June (Average daylight: 15h and 24min).
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).

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Average sunshine days in April
Blue River, OR

Average sunshine days in April - Blue River, 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).

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Average UV index in April
Blue River, OR

Average UV index in April - Blue River, 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).

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Average cloud cover in April
Blue River, OR

Average cloud cover in April - Blue River, 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).

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Average visibility in April
Blue River, OR

Average visibility in April - Blue River, 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).

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Blue River, Oregon, USA

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