Portsmouth
December
Weather in Portsmouth for December 2024
Your guide to Portsmouth weather in December - trends and predictions
In general, the average temperature in Portsmouth at the beginning of December is 7.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 11 °C by the end of December.
Portsmouth experiences an exceptionally high level of rainfall in December, with more than 20 rainy days on average.
Snowfall in Portsmouth during December is quite rare, with fewer than 2 snowy days on average.
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6
Dry days
24
Rainy days
1
Snow days
10°/7°
Temperatures
39 km/h
Avg max wind
85 %
Avg humidity
Portsmouth in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  5° | ||||||
| 2  5° | 3  10° | 4 9° | 5 6° | 6 8° | 7  11° | 8 10° |
| 9 12° | 10  12° | 11  10° | 12 11° | 13 9° | 14 9° | 15 8° |
| 16 11° | 17  11° | 18 11° | 19 11° | 20 10° | 21 11° | 22  12° |
| 23 12° | 24 11° | 25 11° | 26 10° | 27 11° | 28  11° | 29 10° |
| 30 12° | 31 12° |
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Temperatures trend during December in Portsmouth
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. | Light snow | 5° /1° | 0.1 mm | 2 | |
| 2 Dec. | Sunny | 5° /1° | 0 mm | 2 | |
| 3 Dec. | Light rain shower | 10° /6° | 26.1 mm | 3 | |
| 4 Dec. | Light rain shower | 9° /7° | 17 mm | 2 | |
| 5 Dec. | Light rain shower | 6° /4° | 5.8 mm | 2 | |
| 6 Dec. | Patchy rain possible | 8° /3° | 0.1 mm | 2 | |
| 7 Dec. | Moderate rain | 11° /7° | 13.8 mm | 3 | |
| 8 Dec. | Light rain shower | 10° /9° | 0.6 mm | 3 | |
| 9 Dec. | Light rain shower | 12° /9° | 14.8 mm | 3 | |
| 10 Dec. | Light drizzle | 12° /8° | 2.4 mm | 3 | |
| 11 Dec. | Partly cloudy | 10° /9° | 0.2 mm | 4 | |
| 12 Dec. | Light rain shower | 11° /9° | 16.1 mm | 3 | |
| 13 Dec. | Light drizzle | 9° /5° | 1.9 mm | 2 | |
| 14 Dec. | Light drizzle | 9° /4° | 0.6 mm | 2 | |
| 15 Dec. | Sunny | 8° /5° | 0 mm | 3 | |
| 16 Dec. | Patchy rain possible | 11° /8° | 0.3 mm | 3 | |
| 17 Dec. | Overcast | 11° /9° | 0 mm | 3 | |
| 18 Dec. | Light drizzle | 11° /10° | 1.4 mm | 3 | |
| 19 Dec. | Light rain | 11° /7° | 4 mm | 3 | |
| 20 Dec. | Patchy rain possible | 10° /6° | 0.6 mm | 3 | |
| 21 Dec. | Light drizzle | 11° /10° | 1.9 mm | 3 | |
| 22 Dec. | Moderate or heavy rain shower | 12° /8° | 4 mm | 3 | |
| 23 Dec. | Moderate or heavy rain shower | 12° /9° | 3.7 mm | 3 | |
| 24 Dec. | Patchy rain possible | 11° /9° | 1.7 mm | 3 | |
| 25 Dec. | Moderate rain at times | 11° /9° | 3.1 mm | 3 | |
| 26 Dec. | Sunny | 10° /5° | 1.8 mm | 3 | |
| 27 Dec. | Moderate rain at times | 11° /7° | 2.6 mm | 3 | |
| 28 Dec. | Heavy rain at times | 11° /9° | 5.6 mm | 3 | |
| 29 Dec. | Partly cloudy | 10° /7° | 0.8 mm | 4 | |
| 30 Dec. | Moderate or heavy rain shower | 12° /7° | 9 mm | 3 | |
| 31 Dec. | Moderate or heavy rain shower | 12° /8° | 18.1 mm | 3 | |
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Important Notice
Our weather forecast for Portsmouth 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 Portsmouth forecast closer to your planned date for the most up-to-date weather information.
Portsmouth in December - FAQ
What are the expected maximum and minimum temperatures in Portsmouth during December?
During December, expect a variety of temperatures with highs around 10° and lows near 7°, suitable for diverse activities and preferences.
How much rainfall should be expected in Portsmouth during December?
Significant rainfall exceeding 208.5 mm is expected in Portsmouth during December, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Portsmouth during December?
The average wind speed in Portsmouth during December is 39 km/h, suggesting breezy to windy conditions, depending on your activities.
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