April weather forecast
Three Rivers, OR

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Weather in April

April is a frosty spring month in Three Rivers, Oregon, with an average temperature ranging between min 32.5°F (0.3°C) and max 49.6°F (9.8°C).

Temperature

As Three Rivers enters April, the average high-temperature marginally increases from the a wintry 42.1°F (5.6°C) of March to a chilly 49.6°F (9.8°C). In Three Rivers, April's nights observe an average temperature dip to a wintry 32.5°F (0.3°C).

Humidity

In Three Rivers, the average relative humidity in April is 67%.

Rainfall

In Three Rivers, in April, during 4.5 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. Throughout the year, in Three Rivers, there are 42.7 rainfall days, and 4.8" (122mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall in Three Rivers, Oregon. In Three Rivers, in April, during 4.5 snowfall days, 1.81" (46mm) of snow is typically accumulated. In Three Rivers, during the entire year, snow falls for 40.2 days and aggregates up to 19.09" (485mm) of snow.

Daylight

In April, the average length of the day is 13h and 28min.
On the first day of the month, sunrise is at 6:45 am and sunset at 7:33 pm. On the last day of April, sunrise is at 5:57 am and sunset at 8:08 pm PDT.

Sunshine

In Three Rivers, the average sunshine in April is 10h.

UV index

In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 3 in April leads to these recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

What is the usual temperature for Three Rivers in April?

In April, in Three Rivers, the average high-temperature is 49.6°F (9.8°C), and the average low-temperature is 32.5°F (0.3°C).

What is the average humidity in April in Three Rivers?

The average relative humidity in April is 67%.

How many days does it rain in April in Three Rivers?

In Three Rivers, Oregon, during April, the rain falls for 4.5 days and regularly aggregates up to 0.47" (12mm) of precipitation.

How many days does it snow in April in Three Rivers?

In Three Rivers, in April, snow falls for 4.5 days, with typically accumulated 1.81" (46mm) of snow.

What is the average length of the day in April in Three Rivers?

In Three Rivers, Oregon, the average day length in April is 13h and 28min.

When is the sunrise / sunset in April in Three Rivers?

In April, on the first day of the month, sunrise is at 6:45 am and sunset at 7:33 pm. On the last day of the month, in Three Rivers, sunrise is at 5:57 am and sunset at 8:08 pm PDT.

How many hours of sunshine does Three Rivers have in April?

In Three Rivers, the average sunshine duration in April is 10h.

What is the UV index reading in April in Three Rivers?

In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents 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
Three Rivers, OR

Average temperature in April - Three Rivers, OR
  • Average high temperature in April: 49.6°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is December (34.5°F).

  • Average low temperature in April: 32.5°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 (23.7°F).

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Average pressure in April
Three Rivers, OR

Average pressure in April - Three Rivers, OR
  • Average pressure in April: 30.04"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).

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Average wind speed in April
Three Rivers, OR

Average wind speed in April - Three Rivers, OR
  • Average wind speed in April: 7.5mph

The windiest month (with the highest average wind speed) is March (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in April
Three Rivers, OR

Average humidity in April - Three Rivers, OR
  • Average humidity in April: 67%

The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is July (46%).

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Average rainfall in April
Three Rivers, OR

Average rainfall in April - Three Rivers, OR
  • Average rainfall in April: 0.47"

The wettest month (with the highest rainfall) is February (0.71").
The driest month (with the least rainfall) is July (0.08").

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Average rainfall days in April
Three Rivers, OR

Average rainfall days in April - Three Rivers, OR
  • Average rainfall days in April: 4.5 days

The month with the highest number of rainy days is May (5.5 days).
The month with the least rainy days is February (2.3 days).

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Average snowfall in April
Three Rivers, OR

Average snowfall in April - Three Rivers, OR
  • Average snowfall in April: 1.81"

The month with the highest snowfall is February (4.61").
The months with the least snowfall are July and August (0").

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Average snowfall days in April
Three Rivers, OR

Average snowfall days in April - Three Rivers, OR
  • Average snowfall days in April: 4.5 days

The month with the highest number of snowfall days is December (7.4 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in April /
Average sunshine in April
Three Rivers, OR

Average daylight in April / Average sunshine in April - Three Rivers, 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: 9h and 0min).

  • Average sunshine in April: 10h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in April
Three Rivers, OR

Average sunshine days in April - Three Rivers, OR
  • Average sunshine days in April: 22.6 days

The month with the most sunshine days is July (26.7 days).
The month with the least sunshine days is February (20.6 days).

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Average UV index in April
Three Rivers, OR

Average UV index in April - Three Rivers, 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, March, November and December (UV index 2).

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Average cloud cover in April
Three Rivers, OR

Average cloud cover in April - Three Rivers, OR
  • Average cloud cover in April: 38

The month with the most cloud cover is December (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 9).

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Average visibility in April
Three Rivers, OR

Average visibility in April - Three Rivers, OR
  • Average visibility in April: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).

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Three Rivers, Oregon, USA

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