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United States weather

Weather in Coos Bay, Oregon for March 2026

Your guide to Coos Bay weather in March - trends and predictions

    Temperatures

  • Until now, March 2026 in Coos Bay is slightly cooler than the historical average by -1.2 °F.

  • The forecast for the upcoming days in Coos Bay predicts a temperature of 12.6 °F, which is slightly above the historical average.

  • In general, the average temperature in Coos Bay at the beginning of March is 10.3 °F. As the month progressed, temperatures tended to slightly increase, reaching an average of 10.7 °F by the end of March.

    • Rain 🌧️

  • Coos Bay experiences heavy rainfall in March, with over 20 rainy days and an average total precipitation 471.1 mm.

    • More

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Average dry days
10
Dry days
Average rainy days
21
Rainy days
Average snowy days
0
Snow days
Average temperatures
11°/6°
Temperatures
Average wind speed
24 km/h
Avg max wind
Average humidity
87 %
Avg humidity

Coos Bay Weather March

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

Temperatures trend during March in Coos Bay

See the weather trend as well as the moving average line

March weather in Coos Bay day by day

Click on a date for more information
February April
Date Weather Temperatures Rain UV More
Mar. 1 Patchy rain possible
Patchy rain possible
 10° /8° 4.4 mm 2
Mar. 2 Moderate or heavy rain shower
Moderate or heavy rain shower
 11° /9° 8.3 mm 1
Mar. 3 Patchy rain possible
Patchy rain possible
 10° /7° 1 mm 1
Mar. 4 Moderate or heavy rain shower
Moderate or heavy rain shower
 10° /6° 16.6 mm 2
Mar. 5 Heavy rain at times
Heavy rain at times
 9° /4° 0.9 mm 2
Mar. 6 Overcast
Overcast
 10° /5° 0 mm 3
Mar. 7 Overcast
Overcast
 12° /3° 0 mm 3
Mar. 8 Overcast
Overcast
 14° /4° 0 mm 3
Mar. 9 Overcast
Overcast
 11° /6° 0 mm 2
Mar. 10 Patchy rain possible
Patchy rain possible
 9° /5° 0.7 mm 2
Mar. 11 Overcast
Overcast
 9° /6° 0.4 mm 1
Mar. 12 Patchy rain possible
Patchy rain possible
 13° /10° 2.9 mm 0.3
Mar. 13 Moderate rain
Moderate rain
 11° /11° 11.9 mm 0
Mar. 14 Heavy rain
Heavy rain
 10° /8° 64.8 mm 2
Mar. 15 Overcast
Overcast
 15° /7° 0 mm 2
Mar. 16 Sunny
Sunny
 16° /7° 0 mm 4
Mar. 17 Sunny
Sunny
 17° /9° 0 mm 4
Mar. 18 Sunny
Sunny
 16° /10° 0 mm 4
Mar. 19 Sunny
Sunny
 16° /10° 0 mm 4
Mar. 20 Patchy rain possible
Patchy rain possible
 16° /10° 0.3 mm 3
Mar. 21 Patchy rain possible
Patchy rain possible
 10° /7° 0.2 mm 2
Mar. 22 Sunny
Sunny
 9° /4° 0 mm 3
Mar. 23 Patchy rain possible
Patchy rain possible
 10° /3° 1.6 mm 2
Mar. 24 Moderate rain
Moderate rain
 9° /7° 14.3 mm 2
Mar. 25 Patchy rain possible
Patchy rain possible
 8° /6° 3.6 mm 2
Mar. 26 Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /10° 12.4 mm 4
Mar. 27 Moderate or heavy rain shower
Moderate or heavy rain shower
 10° /8° 38.7 mm 3
Mar. 28 Moderate or heavy rain shower
Moderate or heavy rain shower
 10° /7° 39.4 mm 3
Mar. 29 Patchy rain possible
Patchy rain possible
 11° /5° 0.4 mm 3
Mar. 30 Heavy rain at times
Heavy rain at times
 10° /7° 15.1 mm 3
Mar. 31 Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /5° 58.8 mm 2
Next
Important Notice
Our weather forecast for Coos Bay in March 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 Bay forecast closer to your planned date for the most up-to-date weather information.
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Coos Bay in March - FAQ

What are the expected maximum and minimum temperatures in Coos Bay during March?

During March, expect a variety of temperatures with highs around 11° and lows near 6°, suitable for diverse activities and preferences.

How much rainfall should be expected in Coos Bay during March?

Significant rainfall exceeding 471.1 mm is expected in Coos Bay during March, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Coos Bay during March?

The average wind speed in Coos Bay during March is 24 km/h, suggesting breezy to windy conditions, depending on your activities.

March rainfall patterns in Coos Bay

Explore the daily rainfall trends and prepare for Coos Bays March weather 💧
Typically, Coos Bay has 21 rainy days in March with a total of 471.1 mm of rainfall.

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Location coordinates Where is Coos Bay?

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

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