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Canada weather

Weather in Chatham for December 2025

Your guide to Chatham weather in December - trends and predictions

    Official Weather Alert ⚠️

  • Snow Squall Warning - See hour by hour.

    • Snow Forecast ❄️

  • Chatham typically experiences moderate snowfall in December, with an average of 10 snowy days.
    According to Chatham snow forecast for December 2025, 2 snowy days are expected in the next 2 weeks. The closest date with snow is Thursday, 25 December.

    • Temperatures

  • Until now, December 2025 in Chatham is cooler than usual, with temperatures averaging -0.1 °C, this is -2.3 °C below the typical seasonal average.

  • Expect cooler weather in the next days in Chatham with the forecast suggesting a temperature of -0.6 °C, lower than the historical average.

  • In general, the average temperature in Chatham at the beginning of December is 1.9 °C. As the month progressed, temperatures tended to remain steady, reaching an average of 1.9 °C by the end of December.

    • More

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

Average dry days
11
Dry days
Average rainy days
10
Rainy days
Average snowy days
10
Snow days
Average temperatures
4°/0°
Temperatures
Average wind speed
24 km/h
Avg max wind
Average humidity
81 %
Avg humidity

Chatham Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate rain
2°
2
Light drizzle
4°
3
Overcast
2°
4
Overcast
1°
5
Overcast
1°
6
Overcast
0°
7
Overcast
3°
8
Patchy rain possible
2°
9
Light rain
6°
10
Moderate snow
4°
11
Patchy rain possible
1°
12
Sunny
1°
13
Partly cloudy
-1°
14
Weather Alert Sunny
-5°
15
Weather Alert Overcast
-6°
16
Partly cloudy
-2°
17
Patchy rain possible
3°
18
Moderate rain
7°
19
Partly cloudy
-3°
20
Moderate rain
5°
21
Patchy moderate snow
-0°
22
Partly cloudy
1°
23
Patchy rain possible
8°
24
Partly cloudy
-7°
25
Heavy snow
-3°
26
Heavy snow
-1°
27
Partly cloudy
-5°
28
Patchy rain possible
8°
29
Patchy rain possible
7°
30
Patchy rain possible
4°
31
Light snow
3°

Temperatures trend during December in Chatham

See the weather trend as well as the moving average line

December weather in Chatham day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
1 Dec. Moderate rain
Moderate rain
 2° /-2° 4.5 mm 0 cm
2 Dec. Light drizzle
Light drizzle
 4° /-1° 2.4 mm 1 cm
3 Dec. Overcast
Overcast
 2° /-2° 4.9 mm 0 cm
4 Dec. Overcast
Overcast
 1° /-2° 0.6 mm 0.5 cm
5 Dec. Overcast
Overcast
 1° /-4° 0.2 mm 0.2 cm
6 Dec. Overcast
Overcast
 0° /-3° 0 mm 0 cm
7 Dec. Overcast
Overcast
 3° /-2° 1.1 mm 0.5 cm
8 Dec. Patchy rain possible
Patchy rain possible
 2° /-2° 0 mm 0 cm
9 Dec. Light rain
Light rain
 6° /1° 7.8 mm 0 cm
10 Dec. Moderate snow
Moderate snow
 4° /-1° 8.9 mm 2 cm
11 Dec. Patchy rain possible
Patchy rain possible
 1° /-3° 0.2 mm 0.1 cm
12 Dec. Sunny
Sunny
 1° /-4° 0 mm 0 cm
13 Dec. Partly cloudy
Partly cloudy
 -1° /-6° 0 mm 0 cm
14 Dec. Sunny
Sunny
 -5° /-14° 0 mm 0 cm
15 Dec. Overcast
Overcast
 -6° /-8° 0 mm 0 cm
16 Dec. Partly cloudy
Partly cloudy
 -2° /-6° 0 mm 0 cm
17 Dec. Patchy rain possible
Patchy rain possible
 3° /-4° 0.2 mm 0 cm
18 Dec. Moderate rain
Moderate rain
 7° /-4° 5.3 mm 0 cm
19 Dec. Partly cloudy
Partly cloudy
 -3° /-5° 0 mm 0 cm
20 Dec. Moderate rain
Moderate rain
 5° /-3° 9.1 mm 0 cm
21 Dec. Patchy moderate snow
Patchy moderate snow
 0° /-4° 0.5 mm 0 cm
22 Dec. Partly cloudy
Partly cloudy
 1° /-5° 0 mm 0 cm
23 Dec. Patchy rain possible
Patchy rain possible
 8° /-5° 2.4 mm 0 cm
24 Dec. Partly cloudy
Partly cloudy
 -7° /-8° 0 mm 0 cm
25 Dec. Heavy snow
Heavy snow
 -3° /-6° 2.9 mm 2.1 cm
26 Dec. Heavy snow
Heavy snow
 -1° /-5° 1.7 mm 1.2 cm
27 Dec. Partly cloudy
Partly cloudy
 -5° /-9° 0 mm 0 cm
28 Dec. Patchy rain possible
Patchy rain possible
 8° /3° 2.2 mm 0 cm
29 Dec. Patchy rain possible
Patchy rain possible
 7° /3° 43.7 mm 0 cm
30 Dec. Patchy rain possible
Patchy rain possible
 4° /1° 5.6 mm 3.7 cm
31 Dec. Light snow
Light snow
 3° /0° 11.9 mm 2.9 cm
Next
Important Notice
Our weather forecast for Chatham in December 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 Chatham forecast closer to your planned date for the most up-to-date weather information.
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Chatham in December - FAQ

What are the expected maximum and minimum temperatures in Chatham during December?
Brace for cold days with temperatures not exceeding 4° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Chatham during December?
Significant rainfall exceeding 133.8 mm is expected in Chatham during December, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Chatham in December 2025?
Chatham experiences an average snowfall of 16.16 cm during December, occurring over 10 days.
What are the typical wind conditions in Chatham during December?
The average wind speed in Chatham during December is 24 km/h, suggesting breezy to windy conditions, depending on your activities.

Chatham snow forecast December 2025

Track daily snowfall levels and discover Chatham’s snowy potential this December ❄️
On average, Chatham sees 10 snowy days during December, with approximately 16.2 cm of total snowfall.

December rainfall patterns in Chatham

Explore the daily rainfall trends and prepare for Chathams December weather 💧
Typically, Chatham has 10 rainy days in December with a total of 133.8 mm of rainfall.

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Get accurate weather forecasts for Chatham, located at latitude 42.412 and longitude -82.185. Stay updated with localized weather information tailored for Chatham.

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