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United States weather

Weather in McKean County, Pennsylvania for September 2026

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

    Temperatures

  • In general, the average temperature in McKean County at the beginning of September is 18.3 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 21.1 °F by the end of September.

    • Rain 🌧️

  • McKean County experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 173.3 mm.

    • More

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Average dry days
24
Dry days
Average rainy days
6
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/12°
Temperatures
Average wind speed
11 km/h
Avg max wind
Average humidity
78 %
Avg humidity

McKean County Weather September

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

Temperatures trend during September in McKean County

See the weather trend as well as the moving average line

September weather in McKean County day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
Sept. 1 Fog
Fog
 20° /7° 0 mm 5
Sept. 2 Overcast
Overcast
 20° /12° 0 mm 5
Sept. 3 Overcast
Overcast
 19° /15° 0 mm 4
Sept. 4 Heavy rain
Heavy rain
 17° /13° 48.9 mm 4
Sept. 5 Fog
Fog
 20° /8° 0 mm 5
Sept. 6 Moderate rain
Moderate rain
 18° /12° 40.8 mm 4
Sept. 7 Fog
Fog
 14° /10° 0 mm 3
Sept. 8 Fog
Fog
 16° /3° 0 mm 4
Sept. 9 Partly cloudy
Partly cloudy
 22° /7° 0 mm 6
Sept. 10 Cloudy
Cloudy
 20° /8° 0 mm 5
Sept. 11 Cloudy
Cloudy
 19° /14° 0 mm 4
Sept. 12 Fog
Fog
 22° /8° 0 mm 5
Sept. 13 Overcast
Overcast
 20° /15° 0 mm 5
Sept. 14 Partly cloudy
Partly cloudy
 24° /12° 0 mm 6
Sept. 15 Fog
Fog
 21° /13° 0 mm 5
Sept. 16 Overcast
Overcast
 21° /16° 0 mm 5
Sept. 17 Mist
Mist
 20° /13° 0 mm 5
Sept. 18 Cloudy
Cloudy
 22° /15° 0 mm 5
Sept. 19 Fog
Fog
 19° /11° 0 mm 4
Sept. 20 Mist
Mist
 21° /6° 0 mm 5
Sept. 21 Overcast
Overcast
 16° /14° 0 mm 4
Sept. 22 Light rain shower
Light rain shower
 22° /14° 1.3 mm 5
Sept. 23 Moderate rain at times
Moderate rain at times
 19° /15° 5.6 mm 4
Sept. 24 Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /15° 11.7 mm 5
Sept. 25 Light rain shower
Light rain shower
 19° /16° 65 mm 4
Sept. 26 Fog
Fog
 18° /14° 0 mm 4
Sept. 27 Mist
Mist
 21° /10° 0 mm 5
Sept. 28 Mist
Mist
 25° /15° 0 mm 6
Sept. 29 Mist
Mist
 22° /8° 0 mm 5
Sept. 30 Sunny
Sunny
 23° /12° 0 mm 6
Next
Important Notice
Our weather forecast for McKean 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 McKean County forecast closer to your planned date for the most up-to-date weather information.
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McKean County in September - FAQ

What are the expected maximum and minimum temperatures in McKean County during September?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in McKean County during September?
Significant rainfall exceeding 173.3 mm is expected in McKean County during September, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in McKean County during September?
The average wind speed in McKean County during September is 11 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in McKean County

Explore the daily rainfall trends and prepare for McKean Countys September weather 💧
Typically, McKean County has 6 rainy days in September with a total of 173.3 mm of rainfall.

UV exposure in McKean County during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Bradford
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Location coordinates Where is McKean County?

Get accurate weather forecasts for McKean County, located at latitude 41.956 and longitude -78.644. Stay updated with localized weather information tailored for McKean County.

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