December weather forecastBirr, Ireland
December
Weather in December
December brings winter back to Birr city, with the shortest daylight hours and increased rainfall. Christmas festivity envelopes the city, reflected in its chilly weather, marked by occasional spritzes of snow. The landscapes transition into the barren beauty of winter, and temperatures remain cold. Evenings become longer, and the city lights sparkle a bit brighter against the early darkness. The mercury drops, maintaining a chilly boundary from 2.7°C (36.9°F) to 8.6°C (47.5°F), embodying the winter perfectly.Temperature
Birr starts December with an average high-temperature of a chilly 8.6°C (47.5°F), hinting at a minimal fluctuation from November. Birr observes an average nighttime temperature of 2.7°C (36.9°F) during December.Humidity
December is the most humid month in Birr, with an average relative humidity of 84.5%.Rainfall
In Birr, in December, during 18 rainfall days, 84mm (3.31") of precipitation is typically accumulated. Throughout the year, there are 206 rainfall days, and 846mm (33.31") of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall. In Birr, during December, snow falls for 1.9 days. Throughout the year, there are 11.7 snowfall days.Daylight
The month with the shortest days is December, with an average of 7h and 42min of daylight.On the first day of December in Birr, sunrise is at 8:23 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 8:45 am and sunset at 4:24 pm GMT.
Sunshine
The month with the least sunshine is December, with an average of 1.4h of sunshine.Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Birr, Ireland
- Average high temperature in December: 8.6°C
The warmest month (with the highest average high temperature) is July (19.6°C).
The month with the lowest average high temperature is January (8.1°C).
- Average low temperature in December: 2.7°C
The month with the highest average low temperature is July (11.6°C).
The coldest months (with the lowest average low temperature) are January and February (2°C).
Average humidity in December
Birr, Ireland
- Average humidity in December: 84.5%
The month with the highest relative humidity is December (84.5%).
The month with the lowest relative humidity is May (64.7%).
Average rainfall in December
Birr, Ireland
- Average rainfall in December: 83.8mm
The wettest month (with the highest rainfall) is October (94.2mm).
The driest month (with the least rainfall) is April (55mm).
Average rainfall days in December
Birr, Ireland
- Average rainfall days in December: 18 days
The months with the highest number of rainy days are January, March and October (19 days).
The months with the least rainy days are February and April (15 days).
Average snowfall days in December
Birr, Ireland
- Average snowfall days in December: 1.9 days
The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Birr, Ireland
- Average daylight in December: 7h and 42min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in December: 1h and 24min
The month with the most sunshine is May (Average sunshine: 5h and 6min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).





