easeweather.com
Units
°C
°F
Cumberland County
Forecast Today Tomorrow
more
Maine United States

Weather in Cumberland County for September 2025

Your guide to Cumberland County weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Cumberland County at the beginning of September is 22.1 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17 °F by the end of September.

  • Rain 🌧️

  • With an average of 5 rainy days, Cumberland County experiences minimal rainfall in September.

  • More

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

Average dry days
25
Dry days
Average rainy days
5
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/13°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Cumberland County Weather September

Move between months or click on a day
Select a date

You can click on date

Access Cumberland County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Got it

Temperatures trend during September in Cumberland County

See the weather trend as well as the moving average line

September weather day by day

Click on a date for more information
Date Weather Temperatures Rain UV More
Sept. 1 Light rain shower
Light rain shower
24° /18° 5.7 mm 5
Sept. 2 Partly cloudy
Partly cloudy
22° /12° 0 mm 6
Sept. 3 Sunny
Sunny
21° /9° 0 mm 6
Sept. 4 Sunny
Sunny
24° /12° 0 mm 6
Sept. 5 Sunny
Sunny
23° /14° 0 mm 6
Sept. 6 Mist
Mist
20° /12° 0 mm 5
Sept. 7 Mist
Mist
21° /12° 1.5 mm 5
Sept. 8 Sunny
Sunny
19° /12° 0.4 mm 5
Sept. 9 Sunny
Sunny
21° /10° 0 mm 6
Sept. 10 Partly cloudy
Partly cloudy
21° /11° 0 mm 6
Sept. 11 Sunny
Sunny
22° /10° 0 mm 6
Sept. 12 Partly cloudy
Partly cloudy
23° /12° 0 mm 6
Sept. 13 Patchy rain possible
Patchy rain possible
25° /14° 0 mm 6
Sept. 14 Patchy rain possible
Patchy rain possible
22° /15° 0.1 mm 5
Sept. 15 Partly cloudy
Partly cloudy
23° /14° 0 mm 6
Sept. 16 Sunny
Sunny
25° /14° 0 mm 7
Sept. 17 Fog
Fog
23° /13° 0 mm 5
Sept. 18 Mist
Mist
22° /14° 0 mm 5
Sept. 19 Mist
Mist
16° /13° 0 mm 4
Sept. 20 Moderate rain at times
Moderate rain at times
17° /14° 4.1 mm 4
Sept. 21 Overcast
Overcast
18° /14° 6.6 mm 4
Sept. 22 Overcast
Overcast
16° /12° 0 mm 4
Sept. 23 Overcast
Overcast
15° /13° 0 mm 4
Sept. 24 Cloudy
Cloudy
17° /12° 0 mm 4
Sept. 25 Mist
Mist
15° /10° 0 mm 4
Sept. 26 Heavy rain
Heavy rain
15° /14° 151.5 mm 4
Sept. 27 Fog
Fog
19° /12° 0 mm 4
Sept. 28 Cloudy
Cloudy
17° /14° 0 mm 4
Sept. 29 Mist
Mist
17° /13° 0 mm 4
Sept. 30 Cloudy
Cloudy
19° /14° 0 mm 4
Next
Important Notice
Our weather forecast for Cumberland County in September 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 Cumberland County forecast closer to your planned date for the most up-to-date weather information.

Cumberland County in September - FAQ

What are the expected maximum and minimum temperatures in Cumberland County during September?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Cumberland County during September?
Significant rainfall exceeding 169.9 mm is expected in Cumberland County during September, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Cumberland County during September?
The average wind speed in Cumberland County during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Cumberland County

Explore the daily rainfall trends and prepare for Cumberland Countys September weather 💧

UV exposure in Cumberland County during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Top locations in Cumberland County
Select a location for an accurate weather forecast
More Locations

Quick links

Location coordinates Where is Cumberland County?

Get accurate weather forecasts for Cumberland County, located at latitude 43.657 and longitude -70.259. Stay updated with localized weather information tailored for Cumberland County.

Found a mistake?
We appreciate your attention to details. Tell us here.