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Weather in Roscommon for December 2025

Your guide to Roscommon weather in December - trends and predictions

    Temperatures

  • The forecast for the next days in Roscommon predicts temperatures to be around 8 °C, close to the historical average.

  • In general, the average temperature in Roscommon at the beginning of December is 8.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 10.4 °C by the end of December.

    • Rain 🌧️

  • The climate of Roscommon in December is notably wet, with an average of 12 rainy days, and a total of 79.4 mm of precipitation.

Average dry days
19
Dry days
Average rainy days
12
Rainy days
Average snowy days
0
Snow days
Average temperatures
9°/4°
Temperatures
Average wind speed
26 km/h
Avg max wind
Average humidity
86 %
Avg humidity

Roscommon Weather December

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

Temperatures trend during December in Roscommon

See the weather trend as well as the moving average line

December weather in Roscommon day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Moderate rain
Moderate rain
 11° /5° 16.1 mm 0
2 Dec. Patchy rain possible
Patchy rain possible
 6° /4° 5 mm 0.1
3 Dec. Patchy rain possible
Patchy rain possible
 8° /4° 2.5 mm 0.1
4 Dec. Patchy rain possible
Patchy rain possible
 8° /3° 0.2 mm 0.1
5 Dec. Patchy rain possible
Patchy rain possible
 10° /1° 1 mm 0.1
6 Dec. Patchy rain possible
Patchy rain possible
 8° /7° 0.5 mm 2
7 Dec. Patchy rain possible
Patchy rain possible
 11° /5° 1.4 mm 2
8 Dec. Patchy rain possible
Patchy rain possible
 9° /6° 2.4 mm 2
9 Dec. Patchy rain possible
Patchy rain possible
 9° /6° 1.5 mm 2
10 Dec. Patchy rain possible
Patchy rain possible
 9° /6° 0.7 mm 2
11 Dec. Partly cloudy
Partly cloudy
 7° /3° 0 mm 3
12 Dec. Sunny
Sunny
 4° /0° 0 mm 2
13 Dec. Sunny
Sunny
 3° /-1° 0 mm 2
14 Dec. Sunny
Sunny
 2° /-1° 0 mm 2
15 Dec. Overcast
Overcast
 11° /9° 0 mm 3
16 Dec. Overcast
Overcast
 10° /6° 0 mm 3
17 Dec. Moderate rain at times
Moderate rain at times
 13° /6° 3.3 mm 3
18 Dec. Patchy rain possible
Patchy rain possible
 13° /3° 4.1 mm 3
19 Dec. Overcast
Overcast
 6° /2° 0 mm 2
20 Dec. Heavy rain at times
Heavy rain at times
 8° /5° 2.4 mm 2
21 Dec. Moderate rain at times
Moderate rain at times
 11° /3° 3.7 mm 3
22 Dec. Patchy rain possible
Patchy rain possible
 5° /2° 5.7 mm 2
23 Dec. Patchy rain possible
Patchy rain possible
 11° /3° 1 mm 3
24 Dec. Overcast
Overcast
 11° /10° 0 mm 3
25 Dec. Patchy rain possible
Patchy rain possible
 11° /9° 0.7 mm 3
26 Dec. Patchy rain possible
Patchy rain possible
 11° /9° 0.3 mm 3
27 Dec. Patchy rain possible
Patchy rain possible
 10° /8° 0.1 mm 3
28 Dec. Patchy rain possible
Patchy rain possible
 10° /6° 0.5 mm 3
29 Dec. Overcast
Overcast
 10° /5° 0 mm 3
30 Dec. Overcast
Overcast
 10° /9° 0 mm 3
31 Dec. Moderate rain
Moderate rain
 11° /5° 11.5 mm 3
Next
Important Notice
Our weather forecast for Roscommon 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 Roscommon forecast closer to your planned date for the most up-to-date weather information.
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Roscommon in December - FAQ

What are the expected maximum and minimum temperatures in Roscommon during December?
Prepare for cooler days with highs just around 9° and colder nights, dipping below 4°.
How much rainfall should be expected in Roscommon during December?
Moderate rainfall is anticipated in Roscommon during December, with a total of 79.4 mm spread over approximately 12 days. Considering plans for rainy days is advisable.
Will it snow in Roscommon in December 2025?
Roscommon typically sees 0 cm of snowfall during December.
What are the typical wind conditions in Roscommon during December?
The average wind speed in Roscommon during December is 26 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Roscommon

Explore the daily rainfall trends and prepare for Roscommons December weather 💧
Typically, Roscommon has 12 rainy days in December with a total of 79.4 mm of rainfall.

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Location coordinates Where is Roscommon?

Get accurate weather forecasts for Roscommon, located at latitude 53.633 and longitude -8.183. Stay updated with localized weather information tailored for Roscommon.

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