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Weather in Westport for December 2025

Your guide to Westport weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in Westport at the beginning of December is 9.1 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 10.7 °C by the end of December.

    • Rain 🌧️

  • Westport experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 140 mm.

Average dry days
8
Dry days
Average rainy days
23
Rainy days
Average snowy days
0
Snow days
Average temperatures
9°/5°
Temperatures
Average wind speed
27 km/h
Avg max wind
Average humidity
84 %
Avg humidity

Westport Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
11°
2
Overcast
6°
3
Moderate or heavy rain shower
8°
4
Moderate or heavy rain shower
11°
5
Moderate or heavy rain shower
11°
6
Moderate or heavy rain shower
11°
7
Patchy rain possible
6°
8
Overcast
7°
9
Overcast
5°
10
Sunny
3°
11
Sunny
3°
12
Overcast
2°
13
Patchy rain possible
6°
14
Moderate rain at times
10°
15
Patchy rain possible
11°
16
Patchy rain possible
10°
17
Moderate or heavy rain shower
13°
18
Patchy rain possible
12°
19
Overcast
7°
20
Moderate or heavy rain shower
9°
21
Moderate rain at times
11°
22
Moderate rain at times
6°
23
Moderate or heavy rain shower
11°
24
Patchy rain possible
12°
25
Patchy rain possible
12°
26
Heavy rain at times
11°
27
Patchy rain possible
12°
28
Moderate rain at times
9°
29
Patchy rain possible
10°
30
Patchy rain possible
10°
31
Light drizzle
11°

Temperatures trend during December in Westport

See the weather trend as well as the moving average line

December weather in Westport day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Patchy rain possible
Patchy rain possible
 11° /7° 1.7 mm 3
2 Dec. Overcast
Overcast
 6° /2° 0 mm 2
3 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 8° /1° 6.8 mm 2
4 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 11° /4° 9.8 mm 3
5 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 11° /7° 9 mm 3
6 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 11° /4° 35.1 mm 3
7 Dec. Patchy rain possible
Patchy rain possible
 6° /5° 1.9 mm 2
8 Dec. Overcast
Overcast
 7° /3° 0 mm 2
9 Dec. Overcast
Overcast
 5° /0° 0 mm 2
10 Dec. Sunny
Sunny
 3° /0° 0 mm 2
11 Dec. Sunny
Sunny
 3° /0° 0 mm 2
12 Dec. Overcast
Overcast
 2° /0° 0 mm 1
13 Dec. Patchy rain possible
Patchy rain possible
 6° /1° 0.3 mm 2
14 Dec. Moderate rain at times
Moderate rain at times
 10° /3° 3.1 mm 3
15 Dec. Patchy rain possible
Patchy rain possible
 11° /9° 1 mm 3
16 Dec. Patchy rain possible
Patchy rain possible
 10° /7° 0.2 mm 3
17 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 13° /7° 9.3 mm 3
18 Dec. Patchy rain possible
Patchy rain possible
 12° /4° 4.8 mm 3
19 Dec. Overcast
Overcast
 7° /4° 0.6 mm 2
20 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /7° 7.8 mm 2
21 Dec. Moderate rain at times
Moderate rain at times
 11° /4° 15.3 mm 3
22 Dec. Moderate rain at times
Moderate rain at times
 6° /3° 6.1 mm 2
23 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 11° /6° 9.9 mm 3
24 Dec. Patchy rain possible
Patchy rain possible
 12° /10° 1.1 mm 3
25 Dec. Patchy rain possible
Patchy rain possible
 12° /9° 0.3 mm 3
26 Dec. Heavy rain at times
Heavy rain at times
 11° /8° 3.4 mm 3
27 Dec. Patchy rain possible
Patchy rain possible
 12° /8° 0.8 mm 3
28 Dec. Moderate rain at times
Moderate rain at times
 9° /7° 1.8 mm 2
29 Dec. Patchy rain possible
Patchy rain possible
 10° /8° 0.1 mm 3
30 Dec. Patchy rain possible
Patchy rain possible
 10° /9° 1.5 mm 3
31 Dec. Light drizzle
Light drizzle
 11° /5° 8.3 mm 3
Next
Important Notice
Our weather forecast for Westport 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 Westport forecast closer to your planned date for the most up-to-date weather information.
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Westport in December - FAQ

What are the expected maximum and minimum temperatures in Westport during December?
During December, expect a variety of temperatures with highs around 9° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in Westport during December?
Significant rainfall exceeding 140 mm is expected in Westport during December, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Westport in December 2025?
Westport typically sees 0 cm of snowfall during December.
What are the typical wind conditions in Westport during December?
The average wind speed in Westport during December is 27 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Westport

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

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Location coordinates Where is Westport?

Get accurate weather forecasts for Westport, located at latitude 53.8 and longitude -9.517. Stay updated with localized weather information tailored for Westport.

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