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Weather in Grimsby for December 2025

Your guide to Grimsby weather in December - trends and predictions

    Official Weather Alert ⚠️

  • Wind Advisory - See hour by hour.

    • Snow Forecast ❄️

  • With an average of 5 snowy days, Grimsby usually enjoys a light touch of snow in December.
    According to Grimsby snow forecast for December 2025, 3 snowy days are expected until the end of the month. The closest date with snow is Tuesday, 23 December.

    • Temperatures

  • Until now, December 2025 in Grimsby is cooler than usual, with temperatures averaging 0.6 °C, this is -2.4 °C below the typical seasonal average.

  • The forecast for the next days in Grimsby predicts temperatures to be around 1 °C, close to the historical average.

  • In general, the average temperature in Grimsby at the beginning of December is 2 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 1 °C by the end of December.

    • More

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

Average dry days
14
Dry days
Average rainy days
12
Rainy days
Average snowy days
5
Snow days
Average temperatures
3°/0°
Temperatures
Average wind speed
25 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Grimsby Weather December

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

Temperatures trend during December in Grimsby

See the weather trend as well as the moving average line

December weather in Grimsby day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
1 Dec. Overcast
Overcast
 2° /-1° 3.5 mm 0 cm
2 Dec. Moderate rain
Moderate rain
 2° /0° 8 mm 4 cm
3 Dec. Overcast
Overcast
 3° /-1° 7.6 mm 0 cm
4 Dec. Overcast
Overcast
 2° /-1° 0.4 mm 0 cm
5 Dec. Overcast
Overcast
 2° /-2° 1.2 mm 0 cm
6 Dec. Overcast
Overcast
 1° /-2° 0 mm 0 cm
7 Dec. Heavy snow
Heavy snow
 2° /-1° 5.2 mm 3.3 cm
8 Dec. Fog
Fog
 3° /-2° 0 mm 0 cm
9 Dec. Thundery outbreaks possible
Thundery outbreaks possible
 7° /-1° 12.5 mm 0.4 cm
10 Dec. Moderate rain
Moderate rain
 7° /1° 13.5 mm 3.4 cm
11 Dec. Light snow showers
Light snow showers
 2° /-2° 0.2 mm 0.1 cm
12 Dec. Cloudy
Cloudy
 2° /-3° 0 mm 0 cm
13 Dec. Partly cloudy
Partly cloudy
 1° /-4° 0 mm 0 cm
14 Dec. Overcast
Overcast
 0° /-5° 0 mm 0 cm
15 Dec. Sunny
Sunny
 3° /-3° 2 mm 0.4 cm
16 Dec. Patchy rain possible
Patchy rain possible
 4° /-1° 8.1 mm 0 cm
17 Dec. Overcast
Overcast
 6° /2° 0.7 mm 0 cm
18 Dec. Light sleet showers
Light sleet showers
 5° /0° 8.9 mm 3.6 cm
19 Dec. Cloudy
Cloudy
 2° /-2° 9.6 mm 0 cm
20 Dec. Cloudy
Cloudy
 3° /-1° 0 mm 0 cm
21 Dec. Partly cloudy
Partly cloudy
 -2° /-6° 0 mm 0 cm
22 Dec. Partly cloudy
Partly cloudy
 1° /-6° 0 mm 0 cm
23 Dec. Overcast
Overcast
 2° /0° 0.1 mm 0 cm
24 Dec. Patchy rain possible
Patchy rain possible
 2° /1° 0.2 mm 0 cm
25 Dec. Patchy rain possible
Patchy rain possible
 3° /2° 2.5 mm 0 cm
26 Dec. Patchy rain possible
Patchy rain possible
 5° /-5° 0.2 mm 0 cm
27 Dec. Sunny
Sunny
 -8° /-9° 0 mm 0 cm
28 Dec. Sunny
Sunny
 -1° /-7° 0 mm 0 cm
29 Dec. Moderate rain
Moderate rain
 3° /1° 5.1 mm 0 cm
30 Dec. Patchy rain possible
Patchy rain possible
 3° /1° 0.6 mm 0 cm
31 Dec. Partly cloudy
Partly cloudy
 2° /0° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Grimsby 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 Grimsby forecast closer to your planned date for the most up-to-date weather information.
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Grimsby in December - FAQ

What are the expected maximum and minimum temperatures in Grimsby 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 Grimsby during December?
Significant rainfall exceeding 114.2 mm is expected in Grimsby during December, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Grimsby in December 2025?
Grimsby experiences an average snowfall of 10.705 cm during December, occurring over 5 days.
What are the typical wind conditions in Grimsby during December?
The average wind speed in Grimsby during December is 25 km/h, suggesting breezy to windy conditions, depending on your activities.

Grimsby snow forecast December 2025

Track daily snowfall levels and discover Grimsby’s snowy potential this December ❄️
On average, Grimsby sees 5 snowy days during December, with approximately 10.7 cm of total snowfall.

December rainfall patterns in Grimsby

Explore the daily rainfall trends and prepare for Grimsbys December weather 💧
Typically, Grimsby has 12 rainy days in December with a total of 114.2 mm of rainfall.

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Location coordinates Where is Grimsby?

Get accurate weather forecasts for Grimsby, located at latitude 43.2 and longitude -79.566. Stay updated with localized weather information tailored for Grimsby.

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