April weather forecast
Coos Bay, OR

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A unique sandy and rocky shore near a forest of pine trees in the Shore Acres State Park in Coos Bay, Oregon
A unique sandy and rocky shore near a forest of pine trees in the Shore Acres State Park in Coos Bay, Oregon

Weather in April

April in Coos Bay sees a significant change in weather patterns, marking the spring season's full bloom. As temperatures steadily increase, the rainfall encounters a precipitous drop to 2.95" (75mm), allowing more dry days for outdoor adventures. The wind maintains a steadfast pace, carrying the fragrance of blooming flowers across the city. The longer daylight periods render the city with a gleaming aura. With less cloud cover, April unfurls a remarkable display of pleasant weather.

Temperature

April's weather records an average high-temperature of a still fresh 54.5°F (12.5°C), showing little deviation from March. Coos Bay records an average nighttime low-temperature of 43.3°F (6.3°C) throughout April.

Humidity

The months with the lowest humidity are April and October, with an average relative humidity of 81%.

Rainfall

In Coos Bay, during April, the rain falls for 16.7 days and regularly aggregates up to 2.95" (75mm) of precipitation. In Coos Bay, during the entire year, the rain falls for 153 days and collects up to 33.5" (851mm) of precipitation.

Snowfall

In Coos Bay, snow does not fall in March through October and December.

Daylight

In April, the average length of the day is 13h and 27min.
On the first day of the month, sunrise is at 6:56 am and sunset at 7:44 pm. On the last day of April, sunrise is at 6:09 am and sunset at 8:18 pm PDT.

Sunshine

In Coos Bay, the average sunshine in April is 7.7h.

UV index

In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: A daily high UV index of 3 in April leads to these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

What is the usual temperature for Coos Bay in April?

In Coos Bay, in April, the average high-temperature is 54.5°F (12.5°C), and the average low-temperature is 43.3°F (6.3°C).

What is the least humid month?

April and October, with an average relative humidity of 81%, are the least humid months.

What is the average humidity in April?

The average relative humidity in April is 81%.

How many days does it rain in April?

In April, the rain falls for 16.7 days. Throughout April, 2.95" (75mm) of precipitation is accumulated.

When it does not snow?

In Coos Bay, snow does not fall in March through October and December.

What is the average length of the day in April?

In April, the average day length is 13h and 27min.

When are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 6:56 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 8:18 pm PDT.

How long on average sun shines in April?

The average sunshine duration in April is 7.7h.

What is the UV index reading in April?

In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Coos Bay, OR

Average temperature in April - Coos Bay, OR
  • Average high temperature in April: 54.5°F

The warmest month (with the highest average high temperature) is August (66.9°F).
The month with the lowest average high temperature is December (49.1°F).

  • Average low temperature in April: 43.3°F

The month with the highest average low temperature is August (52.3°F).
The coldest months (with the lowest average low temperature) are February and December (41.7°F).

Average pressure in April
Coos Bay, OR

Average pressure in April - Coos Bay, OR
  • Average pressure in April: 30.09"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is September (30.01"Hg).

Average wind speed in April
Coos Bay, OR

Average wind speed in April - Coos Bay, OR
  • Average wind speed in April: 8.5mph

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

Average humidity in April
Coos Bay, OR

Average humidity in April - Coos Bay, OR
  • Average humidity in April: 81%

The months with the highest relative humidity are February and August (84%).
The months with the lowest relative humidity are April and October (81%).

Average rainfall in April
Coos Bay, OR

Average rainfall in April - Coos Bay, OR
  • Average rainfall in April: 2.95"

The wettest month (with the highest rainfall) is December (5.87").
The driest month (with the least rainfall) is July (0.16").

Average rainfall days in April
Coos Bay, OR

Average rainfall days in April - Coos Bay, OR
  • Average rainfall days in April: 16.7 days

The month with the highest number of rainy days is March (19.2 days).
The month with the least rainy days is August (3.5 days).

Average snowfall in April
Coos Bay, OR

Average snowfall in April - Coos Bay, OR
  • Average snowfall in April: 0"

The month with the highest snowfall is February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October and December (0").

Average snowfall days in April
Coos Bay, OR

Average snowfall days in April - Coos Bay, OR
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

Average daylight in April /
Average sunshine in April
Coos Bay, OR

Average daylight in April / Average sunshine in April - Coos Bay, 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: 7h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and February (Average sunshine: 4h and 24min).

Average sunshine days in April
Coos Bay, OR

Average sunshine days in April - Coos Bay, OR
  • Average sunshine days in April: 11.3 days

The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is February (9.7 days).

Average UV index in April
Coos Bay, OR

Average UV index in April - Coos Bay, OR
  • Average UV index in April: 3

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February and December (UV index 2).

Average cloud cover in April
Coos Bay, OR

Average cloud cover in April - Coos Bay, OR
  • Average cloud cover in April: 51

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are July and September (Cloud cover 28).

Average visibility in April
Coos Bay, OR

Average visibility in April - Coos Bay, OR
  • Average visibility in April: 6mi

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

Coos Bay, Oregon, USA

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