December weather forecastMahon Bridge, Ireland
December
Weather in December
The first month of the winter, December, is still a chilly month in Mahon Bridge, Ireland, with temperature in the range of an average high of 8.9°C (48°F) and an average low of 5.2°C (41.4°F).Temperature
The introduction of December sees an average high-temperature of a frosty 8.9°C (48°F), hardly deviating from November. Mahon Bridge experiences a minimal drop from daytime high temperatures, recording an average low-temperature of 5.2°C (41.4°F) throughout December.Humidity
July and December, with an average relative humidity of 87%, are the most humid months in Mahon Bridge, Ireland.Rainfall
In December, in Mahon Bridge, Ireland, the rain falls for 15 days. Throughout December, 39mm (1.54") of precipitation is accumulated. Throughout the year, in Mahon Bridge, there are 160.8 rainfall days, and 344mm (13.54") of precipitation is accumulated.Snowfall
Months with snowfall in Mahon Bridge are January through March, November and December. In Mahon Bridge, during December, snow falls for 0.8 days and regularly aggregates up to 2mm (0.08") of snow. Throughout the year, there are 4.4 snowfall days, and 10mm (0.39") of snow is accumulated.Daylight
December has the shortest days of the year in Mahon Bridge, with an average of 7h and 48min of daylight.On the first day of December in Mahon Bridge, sunrise is at 8:17 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 8:39 am and sunset at 4:27 pm GMT.
Sunshine
The average sunshine in December is 4.3h.UV index
The months with the lowest UV index in Mahon Bridge are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Mahon Bridge, Ireland
- Average high temperature in December: 8.9°C
The warmest month (with the highest average high temperature) is July (17.4°C).
The month with the lowest average high temperature is January (8.2°C).
- Average low temperature in December: 5.2°C
The month with the highest average low temperature is July (12.5°C).
The coldest month (with the lowest average low temperature) is March (4.3°C).
Average pressure in December
Mahon Bridge, Ireland
- Average pressure in December: 1012.2mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1008.9mbar).
Average wind speed in December
Mahon Bridge, Ireland
- Average wind speed in December: 25km/h
The windiest month (with the highest average wind speed) is December (25km/h).
The calmest months (with the lowest average wind speed) are June and July (16.4km/h).
Average humidity in December
Mahon Bridge, Ireland
- Average humidity in December: 87%
The months with the highest relative humidity are July and December (87%).
The months with the lowest relative humidity are February, March and April (84%).
Average rainfall in December
Mahon Bridge, Ireland
- Average rainfall in December: 39mm
The wettest month (with the highest rainfall) is November (52mm).
The driest month (with the least rainfall) is May (17mm).
Average rainfall days in December
Mahon Bridge, Ireland
- Average rainfall days in December: 15 days
The month with the highest number of rainy days is August (15.4 days).
The month with the least rainy days is September (10.5 days).
Average snowfall in December
Mahon Bridge, Ireland
- Average snowfall in December: 2mm
The month with the highest snowfall is February (4mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Mahon Bridge, Ireland
- Average snowfall days in December: 0.8 days
The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Mahon Bridge, Ireland
- Average daylight in December: 7h and 48min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 4h and 18min
The month with the most sunshine is May (Average sunshine: 7h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Mahon Bridge, Ireland
- Average sunshine days in December: 12.6 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is October (11.3 days).
Average UV index in December
Mahon Bridge, Ireland
- Average UV index in December: 2
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Mahon Bridge, Ireland
- Average cloud cover in December: 56
The months with the most cloud cover are January and February (Cloud cover 57).
The months with the least cloud cover are April and September (Cloud cover 49).
Average visibility in December
Mahon Bridge, Ireland
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, September, October, November and December (10km).
The months with the lowest visibility are May, June, July and August (9km).
