Harrow
December
Weather in Harrow for December 2025
Your guide to Harrow weather in December - trends and predictions
Snowfall in Harrow during December is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Harrow at the beginning of December is 8.1 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 10.6 °C by the end of December.
Harrow in December brings notable rainfall, with an average of 19 rainy days and a total precipitation of 88.3 mm.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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11
Dry days
19
Rainy days
1
Snow days
9°/6°
Temperatures
26 km/h
Avg max wind
83 %
Avg humidity
Harrow in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  9° | 2  7° | 3  6° | 4 9° | 5 9° | 6  7° | 7  10° |
| 8 9° | 9  10° | 10 9° | 11 9° | 12 9° | 13 7° | 14 7° |
| 15  9° | 16 10° | 17  11° | 18 12° | 19 12° | 20 9° | 21 11° |
| 22  10° | 23 9° | 24 11° | 25 11° | 26 10° | 27 11° | 28 11° |
| 29 9° | 30 11° | 31  11° |
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Temperatures trend during December in Harrow
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. | Patchy heavy snow | 9° /5° | 1.1 mm | 0.2 cm | |
| 2 Dec. | Partly cloudy | 7° /2° | 0.8 mm | 0 cm | |
| 3 Dec. | Light rain shower | 6° /1° | 3.3 mm | 0 cm | |
| 4 Dec. | Light rain shower | 9° /4° | 6.2 mm | 0 cm | |
| 5 Dec. | Patchy rain possible | 9° /6° | 2.5 mm | 0 cm | |
| 6 Dec. | Overcast | 7° /3° | 0.1 mm | 0 cm | |
| 7 Dec. | Light rain | 10° /4° | 6.3 mm | 0 cm | |
| 8 Dec. | Patchy rain possible | 9° /5° | 2.3 mm | 0 cm | |
| 9 Dec. | Moderate rain | 10° /6° | 6.6 mm | 0 cm | |
| 10 Dec. | Moderate rain | 9° /6° | 3.9 mm | 0 cm | |
| 11 Dec. | Overcast | 9° /5° | 0 mm | 0 cm | |
| 12 Dec. | Light rain shower | 9° /6° | 3.7 mm | 0 cm | |
| 13 Dec. | Light drizzle | 7° /4° | 0.6 mm | 0 cm | |
| 14 Dec. | Patchy rain possible | 7° /3° | 0.1 mm | 0 cm | |
| 15 Dec. | Sunny | 9° /4° | 0 mm | 0 cm | |
| 16 Dec. | Patchy rain possible | 10° /6° | 0 mm | 0 cm | |
| 17 Dec. | Cloudy | 11° /6° | 0.3 mm | 0 cm | |
| 18 Dec. | Patchy rain possible | 12° /9° | 4.3 mm | 0 cm | |
| 19 Dec. | Light rain | 12° /4° | 5.2 mm | 0 cm | |
| 20 Dec. | Patchy rain possible | 9° /4° | 1 mm | 0 cm | |
| 21 Dec. | Light rain shower | 11° /7° | 1 mm | 0 cm | |
| 22 Dec. | Moderate rain at times | 10° /5° | 1.3 mm | 0 cm | |
| 23 Dec. | Moderate or heavy rain shower | 9° /6° | 4.2 mm | 0 cm | |
| 24 Dec. | Partly cloudy | 11° /7° | 0.3 mm | 0 cm | |
| 25 Dec. | Moderate rain at times | 11° /7° | 2.2 mm | 0 cm | |
| 26 Dec. | Partly cloudy | 10° /4° | 0.9 mm | 0 cm | |
| 27 Dec. | Patchy rain possible | 11° /5° | 1.9 mm | 0 cm | |
| 28 Dec. | Moderate rain at times | 11° /7° | 2.2 mm | 0 cm | |
| 29 Dec. | Overcast | 9° /4° | 0.1 mm | 0 cm | |
| 30 Dec. | Moderate or heavy rain shower | 11° /5° | 5 mm | 0 cm | |
| 31 Dec. | Heavy rain at times | 11° /7° | 6.8 mm | 0 cm | |
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Important Notice
Our weather forecast for Harrow 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 Harrow forecast closer to your planned date for the most up-to-date weather information.
Harrow in December - FAQ
What are the expected maximum and minimum temperatures in Harrow during December?
During December, expect a variety of temperatures with highs around 9° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Harrow during December?
Moderate rainfall is anticipated in Harrow during December, with a total of 88.3 mm spread over approximately 19 days. Considering plans for rainy days is advisable.
Will it snow in Harrow in December 2025?
Harrow typically sees 0.22 cm of snowfall during December.
What are the typical wind conditions in Harrow during December?
The average wind speed in Harrow during December is 26 km/h, suggesting breezy to windy conditions, depending on your activities.
Harrow snow forecast December 2025
Track daily snowfall levels and discover Harrow’s snowy potential this December ❄️
December rainfall patterns in Harrow
Explore the daily rainfall trends and prepare for Harrows December weather 💧
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