Southern (Galle)
December
Weather in Southern for December 2026
Your guide to Southern weather in December - trends and predictions
Southern experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 151.4 mm.
Is December a good time to visit Southern? check out the best time to travel to Southern page.
Rain 🌧️
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9
Dry days
22
Rainy days
0
Snow days
28°/24°
Temperatures
15 km/h
Avg max wind
81 %
Avg humidity
Southern Weather December
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What’s the Weather Like in Southern This December?
Discover the average temperatures and weather trends across Southern’s cities this December.
Temperatures trend during December in Southern
See the weather trend as well as the moving average line
December weather in Southern day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Light rain | 28° /26° | 4 mm | 6 | |
| 2 Dec. |  Patchy rain possible | 28° /25° | 0.3 mm | 7 | |
| 3 Dec. | Light rain | 28° /25° | 2.9 mm | 6 | |
| 4 Dec. | Light rain | 28° /24° | 3.6 mm | 7 | |
| 5 Dec. | Light rain | 28° /25° | 5.3 mm | 6 | |
| 6 Dec. |  Moderate rain | 28° /25° | 13.1 mm | 6 | |
| 7 Dec. | Light rain | 28° /24° | 5.9 mm | 6 | |
| 8 Dec. | Light rain shower | 28° /25° | 2 mm | 6 | |
| 9 Dec. | Light rain | 28° /25° | 3.5 mm | 6 | |
| 10 Dec. | Light rain | 28° /24° | 8.7 mm | 6 | |
| 11 Dec. | Light rain | 28° /24° | 4.3 mm | 6 | |
| 12 Dec. | Moderate rain | 28° /24° | 11.6 mm | 6 | |
| 13 Dec. | Patchy rain possible | 28° /25° | 1.5 mm | 6 | |
| 14 Dec. | Moderate rain | 28° /24° | 10.2 mm | 6 | |
| 15 Dec. | Patchy rain possible | 28° /24° | 0.5 mm | 6 | |
| 16 Dec. | Light rain | 28° /24° | 3.6 mm | 6 | |
| 17 Dec. | Light rain | 28° /24° | 7.1 mm | 7 | |
| 18 Dec. | Light rain | 29° /24° | 2.7 mm | 6 | |
| 19 Dec. | Light rain | 28° /25° | 3.6 mm | 6 | |
| 20 Dec. | Moderate rain | 29° /25° | 13.5 mm | 5 | |
| 21 Dec. | Moderate rain | 28° /25° | 14.2 mm | 5 | |
| 22 Dec. | Light rain | 27° /25° | 6.2 mm | 6 | |
| 23 Dec. |  Sunny | 28° /24° | 0.3 mm | 7 | |
| 24 Dec. | Patchy rain possible | 28° /24° | 1.5 mm | 5 | |
| 25 Dec. | Sunny | 28° /23° | 0.9 mm | 5 | |
| 26 Dec. | Patchy rain possible | 28° /23° | 0.5 mm | 6 | |
| 27 Dec. | Light rain shower | 28° /24° | 1.4 mm | 6 | |
| 28 Dec. | Light rain | 28° /24° | 6.5 mm | 6 | |
| 29 Dec. | Light rain | 28° /25° | 3 mm | 6 | |
| 30 Dec. | Light rain | 28° /24° | 2.9 mm | 6 | |
| 31 Dec. | Light rain | 28° /24° | 6.2 mm | 5 | |
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Important Notice
Our weather forecast for Southern 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 Southern forecast closer to your planned date for the most up-to-date weather information.
Change Month
Southern in December - FAQ
What are the expected maximum and minimum temperatures in Southern during December?
During December, expect a variety of temperatures with highs around 28° and lows near 24°, suitable for diverse activities and preferences.
How much rainfall should be expected in Southern during December?
Significant rainfall exceeding 151.4 mm is expected in Southern during December, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Southern during December?
The average wind speed in Southern during December is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Southern
Explore the daily rainfall trends and prepare for Southerns December weather 💧
Typically, Southern has 22 rainy days in December with a total of 151.4 mm of rainfall.
UV exposure in Southern during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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