Hertfordshire (Stevenage)
December
Weather in Hertfordshire for December 2025
Your guide to Hertfordshire weather in December - trends and predictions
In general, the average temperature in Hertfordshire at the beginning of December is 7.6 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 9.4 °C by the end of December.
Hertfordshire in December brings notable rainfall, with an average of 20 rainy days and a total precipitation of 84.6 mm.
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Temperatures
Rain 🌧️
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11
Dry days
20
Rainy days
0
Snow days
9°/5°
Temperatures
31 km/h
Avg max wind
86 %
Avg humidity
Hertfordshire in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  8° | 2  7° | 3  5° | 4 8° | 5  9° | 6  6° | 7  10° |
| 8 8° | 9 9° | 10 8° | 11 8° | 12 9° | 13 7° | 14 6° |
| 15 9° | 16 10° | 17 10° | 18 12° | 19 12° | 20 9° | 21 11° |
| 22 8° | 23 8° | 24 11° | 25 11° | 26 9° | 27 10° | 28 9° |
| 29 8° | 30 9° | 31 10° |
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Temperatures trend during December in Hertfordshire
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. | Patchy moderate snow | 8° /4° | 0.7 mm | 2 | |
| 2 Dec. | Partly cloudy | 7° /1° | 1 mm | 3 | |
| 3 Dec. | Light drizzle | 5° /0° | 4.3 mm | 2 | |
| 4 Dec. | Light rain | 8° /3° | 7.8 mm | 2 | |
| 5 Dec. | Patchy rain possible | 9° /5° | 2 mm | 3 | |
| 6 Dec. | Overcast | 6° /2° | 0.1 mm | 2 | |
| 7 Dec. | Moderate rain | 10° /4° | 9.1 mm | 3 | |
| 8 Dec. | Patchy rain possible | 8° /5° | 2.9 mm | 2 | |
| 9 Dec. | Moderate rain | 9° /5° | 6.2 mm | 3 | |
| 10 Dec. | Moderate rain | 8° /6° | 3.5 mm | 2 | |
| 11 Dec. | Patchy rain possible | 8° /4° | 0 mm | 2 | |
| 12 Dec. | Light rain shower | 9° /5° | 2.8 mm | 3 | |
| 13 Dec. | Light drizzle | 7° /3° | 0.7 mm | 2 | |
| 14 Dec. | Patchy rain possible | 6° /2° | 0.1 mm | 2 | |
| 15 Dec. | Overcast | 9° /3° | 0 mm | 3 | |
| 16 Dec. | Overcast | 10° /6° | 0.1 mm | 3 | |
| 17 Dec. | Partly cloudy | 10° /6° | 0.3 mm | 4 | |
| 18 Dec. | Patchy rain possible | 12° /8° | 6.1 mm | 3 | |
| 19 Dec. | Light rain | 12° /3° | 5.7 mm | 3 | |
| 20 Dec. | Patchy rain possible | 9° /3° | 0.7 mm | 2 | |
| 21 Dec. | Light rain shower | 11° /6° | 1.3 mm | 3 | |
| 22 Dec. | Light drizzle | 8° /4° | 1 mm | 3 | |
| 23 Dec. | Patchy rain possible | 8° /4° | 0.3 mm | 3 | |
| 24 Dec. | Patchy rain possible | 11° /7° | 0.2 mm | 3 | |
| 25 Dec. | Light drizzle | 11° /6° | 1.3 mm | 3 | |
| 26 Dec. | Overcast | 9° /4° | 1.1 mm | 2 | |
| 27 Dec. | Light rain | 10° /5° | 1.8 mm | 3 | |
| 28 Dec. | Light rain shower | 9° /6° | 1.1 mm | 3 | |
| 29 Dec. | Light rain | 8° /3° | 0.8 mm | 2 | |
| 30 Dec. | Patchy rain possible | 9° /3° | 2.3 mm | 3 | |
| 31 Dec. | Light rain shower | 10° /5° | 4.6 mm | 3 | |
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Important Notice
Our weather forecast for Hertfordshire 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 Hertfordshire forecast closer to your planned date for the most up-to-date weather information.
Hertfordshire in December - FAQ
What are the expected maximum and minimum temperatures in Hertfordshire during December?
During December, expect a variety of temperatures with highs around 9° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in Hertfordshire during December?
Moderate rainfall is anticipated in Hertfordshire during December, with a total of 84.6 mm spread over approximately 20 days. Considering plans for rainy days is advisable.
Will it snow in Hertfordshire in December 2025?
Hertfordshire typically sees 0.035 cm of snowfall during December.
What are the typical wind conditions in Hertfordshire during December?
The average wind speed in Hertfordshire during December is 31 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Hertfordshire
Explore the daily rainfall trends and prepare for Hertfordshires December weather 💧
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