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Coos County (Coos Bay)
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United States weather

Weather in Coos County, Oregon for August 2025

Your guide to Coos County weather in August - trends and predictions

    Official Weather Alert ⚠️

  • Heat Advisory - See hour by hour.

    • Temperatures

  • Until now, August 2025 in Coos County is cooler than usual, with temperatures averaging 15.6 °F, this is -2.3 °F below the typical seasonal average.

  • The forecast for the next days in Coos County predicts temperatures to be around 18 °F, close to the historical average.

  • In general, the average temperature in Coos County at the beginning of August is 17.9 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 20.6 °F by the end of August.

    • Rain 🌧️

  • With an average of 5 rainy days, Coos County experiences minimal rainfall in August.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
26
Dry days
Average rainy days
5
Rainy days
Average snowy days
0
Snow days
Average temperatures
19°/12°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
83 %
Avg humidity

Coos County Weather August

Move between months or click on a day
July
September
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
20°
2
Overcast
18°
3
Overcast
17°
4
Overcast
17°
5
Overcast
17°
6
Cloudy
18°
7
Overcast
18°
8
Overcast
19°
9
Weather Alert Partly cloudy
21°
10
Partly cloudy
23°
11
Cloudy
18°
12
Patchy rain possible
19°
13
Partly cloudy
18°
14
Partly cloudy
18°
15
Sunny
18°
16
Cloudy
17°
17
Patchy rain possible
17°
18
Sunny
17°
19
Sunny
18°
20
Sunny
18°
21
Sunny
19°
22
Sunny
17°
23
Moderate or heavy rain shower
17°
24
Patchy rain possible
17°
25
Sunny
21°
26
Sunny
21°
27
Patchy rain possible
19°
28
Sunny
20°
29
Sunny
24°
30
Sunny
21°
31
Sunny
18°

Temperatures trend during August in Coos County

See the weather trend as well as the moving average line

August weather in Coos County day by day

Click on a date for more information
July September
Date Weather Temperatures Rain UV More
Aug. 1 Overcast
Overcast
 20° /12° 0 mm 5
Aug. 2 Overcast
Overcast
 18° /13° 0 mm 5
Aug. 3 Overcast
Overcast
 17° /12° 0 mm 4
Aug. 4 Overcast
Overcast
 17° /11° 0 mm 4
Aug. 5 Overcast
Overcast
 17° /12° 0 mm 4
Aug. 6 Cloudy
Cloudy
 18° /13° 3.4 mm 4
Aug. 7 Overcast
Overcast
 18° /11° 0 mm 5
Aug. 8 Overcast
Overcast
 19° /12° 0 mm 5
Aug. 9 Partly cloudy
Partly cloudy
 21° /13° 0 mm 2.1
Aug. 10 Partly cloudy
Partly cloudy
 23° /16° 0 mm 2.2
Aug. 11 Cloudy
Cloudy
 18° /15° 0 mm 2
Aug. 12 Patchy rain possible
Patchy rain possible
 19° /14° 0.1 mm 2
Aug. 13 Partly cloudy
Partly cloudy
 18° /13° 0 mm 0
Aug. 14 Partly cloudy
Partly cloudy
 18° /12° 0 mm 4
Aug. 15 Sunny
Sunny
 18° /11° 0 mm 4
Aug. 16 Cloudy
Cloudy
 17° /13° 0 mm 3
Aug. 17 Patchy rain possible
Patchy rain possible
 17° /12° 0.1 mm 3
Aug. 18 Sunny
Sunny
 17° /10° 0 mm 4
Aug. 19 Sunny
Sunny
 18° /11° 0 mm 4
Aug. 20 Sunny
Sunny
 18° /12° 0 mm 5
Aug. 21 Sunny
Sunny
 19° /12° 0 mm 4
Aug. 22 Sunny
Sunny
 17° /12° 0 mm 4
Aug. 23 Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /10° 19.9 mm 4
Aug. 24 Patchy rain possible
Patchy rain possible
 17° /10° 1.7 mm 4
Aug. 25 Sunny
Sunny
 21° /10° 0 mm 6
Aug. 26 Sunny
Sunny
 21° /12° 0 mm 6
Aug. 27 Patchy rain possible
Patchy rain possible
 19° /12° 0.2 mm 4
Aug. 28 Sunny
Sunny
 20° /10° 0 mm 6
Aug. 29 Sunny
Sunny
 24° /11° 0 mm 6
Aug. 30 Sunny
Sunny
 21° /12° 0 mm 6
Aug. 31 Sunny
Sunny
 18° /12° 0 mm 5
Next
Important Notice
Our weather forecast for Coos County in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Coos County forecast closer to your planned date for the most up-to-date weather information.
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Coos County in August - FAQ

What are the expected maximum and minimum temperatures in Coos County during August?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Coos County during August?
Moderate rainfall is anticipated in Coos County during August, with a total of 59.3 mm spread over approximately 5 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Coos County during August?
The average wind speed in Coos County during August is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Coos County

Explore the daily rainfall trends and prepare for Coos Countys August weather 💧

UV exposure in Coos County during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Coos Bay
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Location coordinates Where is Coos County?

Get accurate weather forecasts for Coos County, located at latitude 43.367 and longitude -124.218. Stay updated with localized weather information tailored for Coos County.

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