December
Weather in Saint Peter Port for December 2025
Your guide to Saint Peter Port weather in December - trends and predictions
Until now, December 2025 in Saint Peter Port has been nearly identical to the historical average, with a temperature of 12.3 °C (showing only a slight deviation of 0.3 °C).
Expect cooler weather in the next days in Saint Peter Port with the forecast suggesting a temperature of 10 °C, lower than the historical average.
In general, the average temperature in Saint Peter Port at the beginning of December is 12.1 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 9.3 °C by the end of December.
Saint Peter Port experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 136.8 mm.
Temperatures
Rain 🌧️
5
Dry days
26
Rainy days
0
Snow days
12°/10°
Temperatures
47 km/h
Avg max wind
79 %
Avg humidity
Saint Peter Port Weather December
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Temperatures trend during December in Saint Peter Port
See the weather trend as well as the moving average line
December weather in Saint Peter Port day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Light rain shower | 12° /10° | 7.9 mm | 3 | |
| 2 Dec. | Light rain shower | 11° /8° | 4.1 mm | 3 | |
| 3 Dec. | Light rain shower | 11° /9° | 8 mm | 3 | |
| 4 Dec. | Light rain shower | 12° /9° | 8.2 mm | 3 | |
| 5 Dec. | Light rain shower | 13° /10° | 7.6 mm | 3 | |
| 6 Dec. | Patchy rain possible | 12° /9° | 1.5 mm | 3 | |
| 7 Dec. |  Moderate rain | 14° /9° | 12 mm | 3 | |
| 8 Dec. | Light rain shower | 12° /10° | 5.9 mm | 3 | |
| 9 Dec. |  Light rain | 12° /10° | 6.3 mm | 3 | |
| 10 Dec. |  Moderate or heavy rain with thunder | 12° /10° | 5.8 mm | 3 | |
| 11 Dec. | Light rain shower | 12° /10° | 1 mm | 3 | |
| 12 Dec. | Light rain shower | 11° /9° | 3 mm | 3 | |
| 13 Dec. | Light rain shower | 11° /8° | 1.9 mm | 3 | |
| 14 Dec. | Light rain shower | 12° /9° | 1.2 mm | 3 | |
| 15 Dec. | Patchy rain possible | 13° /10° | 1 mm | 3 | |
| 16 Dec. | Patchy rain possible | 12° /10° | 0.2 mm | 3 | |
| 17 Dec. | Patchy rain possible | 12° /9° | 1.2 mm | 3 | |
| 18 Dec. | Moderate rain | 13° /11° | 19.4 mm | 0 | |
| 19 Dec. | Patchy rain possible | 12° /11° | 0.6 mm | 0.1 | |
| 20 Dec. | Patchy rain possible | 11° /9° | 0.5 mm | 0.1 | |
| 21 Dec. | Patchy rain possible | 11° /9° | 3.7 mm | 0.1 | |
| 22 Dec. | Patchy rain possible | 9° /8° | 0.4 mm | 0.1 | |
| 23 Dec. | Patchy rain possible | 9° /8° | 0.2 mm | 2 | |
| 24 Dec. | Patchy rain possible | 10° /9° | 4.4 mm | 2 | |
| 25 Dec. | Patchy rain possible | 10° /9° | 0.4 mm | 2 | |
| 26 Dec. |  Partly cloudy | 10° /9° | 0.1 mm | 3 | |
| 27 Dec. | Partly cloudy | 9° /8° | 0.1 mm | 3 | |
| 28 Dec. | Patchy rain possible | 11° /9° | 3.8 mm | 3 | |
| 29 Dec. | Patchy rain possible | 9° /9° | 0.4 mm | 2 | |
| 30 Dec. | Patchy rain possible | 8° /8° | 2.8 mm | 2 | |
| 31 Dec. | Patchy rain possible | 8° /7° | 1.3 mm | 2 | |
| Next | |||||
Important Notice
Our weather forecast for Saint Peter Port 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 Saint Peter Port forecast closer to your planned date for the most up-to-date weather information.
Change Month
Saint Peter Port in December - FAQ
What are the expected maximum and minimum temperatures in Saint Peter Port during December?
During December, expect a variety of temperatures with highs around 12° and lows near 10°, suitable for diverse activities and preferences.
How much rainfall should be expected in Saint Peter Port during December?
Significant rainfall exceeding 136.8 mm is expected in Saint Peter Port during December, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Saint Peter Port during December?
The average wind speed in Saint Peter Port during December is 47 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Saint Peter Port
Explore the daily rainfall trends and prepare for Saint Peter Ports December weather 💧
Typically, Saint Peter Port has 26 rainy days in December with a total of 136.8 mm of rainfall.
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