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The weather in January in Roscommon

It's cold in January in Roscommon with an average temperature of 8°C. Temperatures this month range from a low of 6°C to a high of 9°C. At night, you can expect temperatures between 2°C and 6°C.

Looking for sun? January isn’t a good month to be in Roscommon. There’s too much chance of rain this month.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in January for Roscommon, Ireland. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 15°C in 2015, Roscommon reached the highest temperature in January over the past 10 years. The lowest daytime temperature in this month was 1°C in 2018. The extreme nighttime temperatures ranged from a lowest recorded value of -6°C to a highest value of 11°C.

Precipitation and snowfall

In January, there is an average of 103 mm of precipitation, spread over 13 days. Of the total precipitation, about 3,4 cm falls as snow in January. The wind speed is around 5 Bft, mostly coming from the Southwest.

Daily weather in January for Roscommon

Click on any day in January to get detailed info about the usual weather on that day in Roscommon. Check out the historical temperatures and precipitation over the past 10 years on this day.

January weather comparison

  Roscommon New York
Average temperature 8°C 5°C
Max. temperature 9°C 11°C
Min. temperature 2°C -5°C
Total precipitation 103 mm 97 mm
Rainy days 13 days 12 days
Total snowfall 3,4 cm 16 cm
Snowy days 2 days 8 days

Start of January

The month of January starts in Roscommon with cold temps, averaging around 8°C during the day and nights around 4°C.

Mid January

By mid-January, daytime temps stay steady at around 8°C, with nights around 3°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.

End of January

By the end of January, the average daytime temperature in Roscommon is around 9°C, while nighttime temps are about 4°C. A shower might pop up, but overall, the weather will be dry and sunny.

Find affordable vacations to Roscommon

UV index

The UV index is a maximum of 2 this month. That's a low value on the intensity scale of 1 to 11. The risk of sunburn is minimal at this time.

Check out the climate of Roscommon for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in January in Roscommon, Ireland. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in January in Roscommon

Temperature in January in Roscommon over the years

Precipitation charts

These charts show the average amount of precipitation in January in Roscommon, Ireland. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in January in Roscommon

Total precipitation in January in Roscommon over the years

Daily Snowfall in January in Roscommon

Snowfall in January in Roscommon per year

Daily UV index in January in Roscommon

This chart shows the average daily UV index in January in Roscommon, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in January in Roscommon

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Average weather in Roscommon by month

Click on a month below to see detailed weather info for Roscommon. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.