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Weather in Southland for December 2025

Your guide to Southland weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in Southland at the beginning of December is 19.9 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 18.9 °C by the end of December.

  • Rain 🌧️

  • Southland in December brings notable rainfall, with an average of 20 rainy days and a total precipitation of 115.2 mm.

Average dry days
11
Dry days
Average rainy days
20
Rainy days
Average snowy days
0
Snow days
Average temperatures
18°/6°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
73 %
Avg humidity

Southland in December average weather

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Temperatures trend during December in Southland

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. Sunny
Sunny
23° /7° 0 mm 9
2 Dec. Cloudy
Cloudy
20° /8° 0 mm 8
3 Dec. Moderate rain
Moderate rain
18° /8° 11.2 mm 7
4 Dec. Light rain
Light rain
21° /7° 4.3 mm 8
5 Dec. Patchy rain possible
Patchy rain possible
18° /7° 0 mm 7
6 Dec. Patchy rain possible
Patchy rain possible
19° /6° 0.3 mm 7
7 Dec. Patchy rain possible
Patchy rain possible
20° /5° 0.1 mm 8
8 Dec. Moderate rain
Moderate rain
18° /7° 11.8 mm 7
9 Dec. Light rain
Light rain
11° /2° 7.6 mm 6
10 Dec. Light drizzle
Light drizzle
8° /0° 2.3 mm 5
11 Dec. Patchy rain possible
Patchy rain possible
15° /2° 1.1 mm 7
12 Dec. Light rain shower
Light rain shower
13° /2° 3.5 mm 6
13 Dec. Patchy rain possible
Patchy rain possible
17° /4° 2.8 mm 7
14 Dec. Patchy rain possible
Patchy rain possible
18° /4° 6.4 mm 7
15 Dec. Overcast
Overcast
18° /1° 0 mm 7
16 Dec. Light rain shower
Light rain shower
14° /3° 4.4 mm 6
17 Dec. Sunny
Sunny
20° /2° 0 mm 9
18 Dec. Cloudy
Cloudy
23° /7° 0 mm 8
19 Dec. Partly cloudy
Partly cloudy
20° /9° 0.2 mm 9
20 Dec. Light drizzle
Light drizzle
16° /9° 1.2 mm 7
21 Dec. Light rain shower
Light rain shower
18° /9° 6.4 mm 7
22 Dec. Light rain shower
Light rain shower
18° /8° 1.6 mm 7
23 Dec. Patchy rain possible
Patchy rain possible
19° /7° 0.6 mm 7
24 Dec. Patchy rain possible
Patchy rain possible
23° /6° 0.1 mm 8
25 Dec. Light rain shower
Light rain shower
17° /10° 12.6 mm 7
26 Dec. Patchy rain possible
Patchy rain possible
17° /8° 1.6 mm 7
27 Dec. Sunny
Sunny
22° /5° 0 mm 9
28 Dec. Patchy rain possible
Patchy rain possible
25° /10° 0.1 mm 9
29 Dec. Light rain shower
Light rain shower
17° /8° 10.1 mm 7
30 Dec. Patchy rain possible
Patchy rain possible
17° /7° 6.9 mm 7
31 Dec. Light rain shower
Light rain shower
17° /5° 10.7 mm 7
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Important Notice
Our weather forecast for Southland 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 Southland forecast closer to your planned date for the most up-to-date weather information.

Southland in December - FAQ

What are the expected maximum and minimum temperatures in Southland during December?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Southland during December?
Significant rainfall exceeding 115.2 mm is expected in Southland during December, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Southland during December?
The average wind speed in Southland during December is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Southland

Explore the daily rainfall trends and prepare for Southlands December weather 💧

UV exposure in Southland during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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Location coordinates Where is Southland?

Get accurate weather forecasts for Southland, located at latitude -44.668 and longitude 167.92. Stay updated with localized weather information tailored for Southland.

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