April weather forecast
Oregon City, OR

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Weather in April

April in Oregon City heralds the full arrival of the spring season as temperatures climb, and the city begins to shake off the residual winter chill. Prolonged daylight hours color the city vibrantly, inviting residents and tourists alike to venture outdoors. The interesting facet about April is the dip in rainfall to 3.23" (82mm) falling over about 18.7 days, ushering in a relatively drier spell. April's weather teems with promise, an indication of the forthcoming summer's heat. The presence of a gentle, warming sun is a constant in the city despite occasional cloudy days.

Temperature

As Oregon City enters April, the average high-temperature marginally increases from the a fresh 52.2°F (11.2°C) of March to a moderate 58.5°F (14.7°C). The average nighttime temperature lowers to an icy 39.4°F (4.1°C) throughout April.

Humidity

In Oregon City, the average relative humidity in April is 78%.

Rainfall

In Oregon City, in April, during 18.7 rainfall days, 3.23" (82mm) of precipitation is typically accumulated. In Oregon City, during the entire year, the rain falls for 169.9 days and collects up to 32.76" (832mm) of precipitation.

Snowfall

In Oregon City, snow does not fall in April through October.

Daylight

The average length of the day in April in Oregon City is 13h and 33min.
On the first day of April in Oregon City, sunrise is at 6:48 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:16 pm PDT.

Sunshine

In April, the average sunshine in Oregon City is 7.8h.

UV index

In Oregon City, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: A maximum daily UV index of 3 during April morphs into the following directions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What are April temperatures in Oregon City?

An average high-temperature, in April, in Oregon City, is 58.5°F (14.7°C) and the average low-temperature is 39.4°F (4.1°C).

What is the average humidity in April in Oregon City?

In April, the average relative humidity in Oregon City is 78%.

How many days does it rain in April in Oregon City?

In Oregon City, Oregon, in April, during 18.7 rainfall days, 3.23" (82mm) of precipitation is typically accumulated.

When it does not snow in Oregon City?

In Oregon City, Oregon, snow does not fall in April through October.

Does it snow in Oregon City in April?

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

How many hours of daylight does Oregon City have in April?

The average day length in April is 13h and 33min.

When is the sunrise / sunset in April in Oregon City?

On the first day of April in Oregon City, sunrise is at 6:48 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:16 pm PDT.

How long on average sun shines in April in Oregon City?

The average sunshine duration in April is 7.8h.

What is the UV index reading in April in Oregon City?

The average daily maximum UV index in April in Oregon City, Oregon, is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from 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
Oregon City, OR

Average temperature in April - Oregon City, OR
  • Average high temperature in April: 58.5°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 (44.4°F).

  • Average low temperature in April: 39.4°F

The month with the highest average low temperature is August (54°F).
The coldest month (with the lowest average low temperature) is December (34.3°F).

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Average pressure in April
Oregon City, OR

Average pressure in April - Oregon City, OR
  • Average pressure in April: 30.06"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
Oregon City, OR

Average wind speed in April - Oregon City, OR
  • Average wind speed in April: 4.8mph

The windiest month (with the highest average wind speed) is January (6mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

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Average humidity in April
Oregon City, OR

Average humidity in April - Oregon City, OR
  • Average humidity in April: 78%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (64%).

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Average rainfall in April
Oregon City, OR

Average rainfall in April - Oregon City, OR
  • Average rainfall in April: 3.23"

The wettest month (with the highest rainfall) is December (5.16").
The driest month (with the least rainfall) is July (0.24").

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Average rainfall days in April
Oregon City, OR

Average rainfall days in April - Oregon City, OR
  • Average rainfall days in April: 18.7 days

The month with the highest number of rainy days is March (20.3 days).
The month with the least rainy days is August (4 days).

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Average snowfall in April
Oregon City, OR

Average snowfall in April - Oregon City, OR
  • Average snowfall in April: 0"

The month with the highest snowfall is February (1.5").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in April
Oregon City, OR

Average snowfall days in April - Oregon City, OR
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in April /
Average sunshine in April
Oregon City, OR

Average daylight in April / Average sunshine in April - Oregon City, OR
  • Average daylight in April: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in April: 7h and 5min

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

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Average sunshine days in April
Oregon City, OR

Average sunshine days in April - Oregon City, OR
  • Average sunshine days in April: 9.7 days

The month with the most sunshine days is July (26.2 days).
The month with the least sunshine days is February (8.1 days).

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Average UV index in April
Oregon City, OR

Average UV index in April - Oregon City, 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).

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Average cloud cover in April
Oregon City, OR

Average cloud cover in April - Oregon City, OR
  • Average cloud cover in April: 52

The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 22).

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Average visibility in April
Oregon City, OR

Average visibility in April - Oregon City, OR
  • Average visibility in April: 5mi

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

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Oregon City, Oregon, USA

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