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United States weather

Weather in Washtenaw County, Michigan for October 2026

Your guide to Washtenaw County weather in October - trends and predictions

    Temperatures

  • In general, the average temperature in Washtenaw County at the beginning of October is 24.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 9.9 °F by the end of October.

    • Rain 🌧️

  • With an average of 5 rainy days, Washtenaw County experiences minimal rainfall in October.

    • 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
16°/7°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
75 %
Avg humidity

Washtenaw County Weather October

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

Temperatures trend during October in Washtenaw County

See the weather trend as well as the moving average line

October weather in Washtenaw County day by day

Click on a date for more information
September November
Date Weather Temperatures Rain UV More
Oct. 1 Partly cloudy
Partly cloudy
 18° /10° 0 mm 5
Oct. 2 Overcast
Overcast
 21° /9° 0 mm 5
Oct. 3 Fog
Fog
 28° /12° 0 mm 6
Oct. 4 Fog
Fog
 28° /14° 0 mm 6
Oct. 5 Partly cloudy
Partly cloudy
 27° /15° 0 mm 7
Oct. 6 Overcast
Overcast
 28° /15° 0 mm 6
Oct. 7 Heavy rain
Heavy rain
 21° /9° 10.9 mm 5
Oct. 8 Partly cloudy
Partly cloudy
 15° /5° 0 mm 5
Oct. 9 Sunny
Sunny
 14° /3° 0 mm 4
Oct. 10 Fog
Fog
 15° /5° 0 mm 4
Oct. 11 Mist
Mist
 15° /8° 0 mm 4
Oct. 12 Mist
Mist
 16° /7° 0 mm 4
Oct. 13 Fog
Fog
 17° /10° 0 mm 4
Oct. 14 Fog
Fog
 19° /9° 0 mm 4
Oct. 15 Overcast
Overcast
 15° /9° 0 mm 4
Oct. 16 Sunny
Sunny
 18° /4° 0 mm 5
Oct. 17 Moderate rain at times
Moderate rain at times
 15° /6° 3.8 mm 4
Oct. 18 Moderate or heavy rain shower
Moderate or heavy rain shower
 25° /11° 60 mm 6
Oct. 19 Heavy rain
Heavy rain
 18° /9° 96.3 mm 4
Oct. 20 Partly cloudy
Partly cloudy
 16° /4° 0 mm 5
Oct. 21 Thundery outbreaks possible
Thundery outbreaks possible
 17° /8° 8.9 mm 4
Oct. 22 Overcast
Overcast
 7° /6° 0 mm 2
Oct. 23 Cloudy
Cloudy
 10° /6° 0 mm 3
Oct. 24 Mist
Mist
 10° /3° 0 mm 3
Oct. 25 Cloudy
Cloudy
 10° /5° 0 mm 3
Oct. 26 Mist
Mist
 10° /3° 0 mm 3
Oct. 27 Mist
Mist
 8° /1° 0 mm 2
Oct. 28 Mist
Mist
 10° /4° 0 mm 3
Oct. 29 Overcast
Overcast
 10° /4° 0 mm 3
Oct. 30 Mist
Mist
 10° /3° 0 mm 3
Oct. 31 Overcast
Overcast
 11° /2° 0 mm 3
Next
Important Notice
Our weather forecast for Washtenaw County in October 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 Washtenaw County forecast closer to your planned date for the most up-to-date weather information.
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Washtenaw County in October - FAQ

What are the expected maximum and minimum temperatures in Washtenaw County during October?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Washtenaw County during October?
Significant rainfall exceeding 179.9 mm is expected in Washtenaw County during October, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Washtenaw County during October?
The average wind speed in Washtenaw County during October is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

October rainfall patterns in Washtenaw County

Explore the daily rainfall trends and prepare for Washtenaw Countys October weather 💧
Typically, Washtenaw County has 5 rainy days in October with a total of 179.9 mm of rainfall.

UV exposure in Washtenaw County during October

Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
Top locations in Washtenaw County
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Ann Arbor
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Location coordinates Where is Washtenaw County?

Get accurate weather forecasts for Washtenaw County, located at latitude 42.278 and longitude -83.741. Stay updated with localized weather information tailored for Washtenaw County.

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