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Weather in Hamilton for December 2025

Your guide to Hamilton weather in December - trends and predictions

    Official Weather Alert ⚠️

  • Weather Warning - See hour by hour.

    • Snow Forecast ❄️

  • Hamilton typically experiences moderate snowfall in December, with an average of 8 snowy days.
    According to Hamilton snow forecast for December 2025, 2 snowy days are expected in the next 2 weeks. The closest date with snow is Tuesday, 16 December.

    • Temperatures

  • Until now, December 2025 in Hamilton is cooler than usual, with temperatures averaging 0.2 °C, this is -2.5 °C below the typical seasonal average.

  • The forecast for the next days in Hamilton predicts temperatures to be around 2 °C, close to the historical average.

  • In general, the average temperature in Hamilton at the beginning of December is 2 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 4.9 °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
12
Rainy days
Average snowy days
8
Snow days
Average temperatures
3°/0°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
82 %
Avg humidity

Hamilton Weather December

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

Temperatures trend during December in Hamilton

See the weather trend as well as the moving average line

December weather in Hamilton 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° 3.5 mm 0 cm
2 Dec. Moderate rain
Moderate rain
 2° /-1° 6.3 mm 2.7 cm
3 Dec. Light rain shower
Light rain shower
 3° /-1° 7.6 mm 0 cm
4 Dec. Overcast
Overcast
 2° /-2° 2.2 mm 0 cm
5 Dec. Overcast
Overcast
 2° /-3° 1.1 mm 0 cm
6 Dec. Overcast
Overcast
 1° /-2° 0 mm 0 cm
7 Dec. Heavy snow
Heavy snow
 2° /-2° 3.3 mm 2.2 cm
8 Dec. Overcast
Overcast
 2° /-2° 0 mm 0 cm
9 Dec. Thundery outbreaks possible
Thundery outbreaks possible
 6° /-1° 17 mm 0.3 cm
10 Dec. Moderate rain
Moderate rain
 6° /0° 14.3 mm 4 cm
11 Dec. Light snow showers
Light snow showers
 2° /-2° 0.1 mm 0.1 cm
12 Dec. Partly cloudy
Partly cloudy
 2° /-4° 0 mm 0 cm
13 Dec. Light freezing rain
Light freezing rain
 -1° /-11° 0.3 mm 0 cm
14 Dec. Cloudy
Cloudy
 -5° /-8° 0 mm 0 cm
15 Dec. Overcast
Overcast
 -2° /-8° 0 mm 0 cm
16 Dec. Partly cloudy
Partly cloudy
 -1° /-9° 0.1 mm 0 cm
17 Dec. Patchy rain possible
Patchy rain possible
 4° /0° 0.2 mm 0 cm
18 Dec. Patchy rain possible
Patchy rain possible
 7° /2° 0.2 mm 0 cm
19 Dec. Cloudy
Cloudy
 4° /1° 0.1 mm 0 cm
20 Dec. Cloudy
Cloudy
 1° /0° 0 mm 0 cm
21 Dec. Overcast
Overcast
 4° /1° 0 mm 0 cm
22 Dec. Overcast
Overcast
 3° /0° 0 mm 0 cm
23 Dec. Moderate rain
Moderate rain
 2° /1° 10.4 mm 0 cm
24 Dec. Cloudy
Cloudy
 3° /-2° 0 mm 0 cm
25 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
 1° /-2° 3.3 mm 0 cm
26 Dec. Patchy rain possible
Patchy rain possible
 7° /1° 2.3 mm 0 cm
27 Dec. Moderate rain
Moderate rain
 5° /2° 7 mm 0 cm
28 Dec. Fog
Fog
 5° /2° 2.3 mm 0 cm
29 Dec. Light drizzle
Light drizzle
 7° /4° 25.6 mm 0 cm
30 Dec. Sunny
Sunny
 6° /0° 0.6 mm 0 cm
31 Dec. Patchy rain possible
Patchy rain possible
 3° /0° 4.4 mm 0.3 cm
Next
Important Notice
Our weather forecast for Hamilton 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 Hamilton forecast closer to your planned date for the most up-to-date weather information.
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Hamilton in December - FAQ

What are the expected maximum and minimum temperatures in Hamilton during December?
Brace for cold days with temperatures not exceeding 3° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Hamilton during December?
Significant rainfall exceeding 138.1 mm is expected in Hamilton during December, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Hamilton in December 2025?
Hamilton experiences an average snowfall of 16.715 cm during December, occurring over 8 days.
What are the typical wind conditions in Hamilton during December?
The average wind speed in Hamilton during December is 22 km/h, suggesting breezy to windy conditions, depending on your activities.

Hamilton snow forecast December 2025

Track daily snowfall levels and discover Hamilton’s snowy potential this December ❄️
On average, Hamilton sees 8 snowy days during December, with approximately 16.7 cm of total snowfall.

December rainfall patterns in Hamilton

Explore the daily rainfall trends and prepare for Hamiltons December weather 💧
Typically, Hamilton has 12 rainy days in December with a total of 138.1 mm of rainfall.

Quick links

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Location coordinates Where is Hamilton?

Get accurate weather forecasts for Hamilton, located at latitude 43.25 and longitude -79.85. Stay updated with localized weather information tailored for Hamilton.

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