Last updated: March 2, 2024
The weather in Old Windsor, United Kingdom, during December is characterized by an average temperature of 6°C (44°F). Highs can soar to 13°C (56°F), while lows may dip to -2°C (29°F). Typically, the humidity level in Old Windsor throughout December hovers around 92%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Old Windsor averages 82 mm (3.2 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 7 hours 53 minutes of daylight, with the sun shining for approximately 3 hours 30 minutes each day. Additionally, there is a 17% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In December, the UV Index in Old Windsor reaches a maximum of 1, indicating a level of Low exposure. The most intense UV radiation typically occurs between 08:00 and 10:00, during which unprotected skin may burn in as little as 45 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
| Exposure | Low | ||||||||||||
| Time to burn | 45 min | ||||||||||||