December weather forecastStreamstown, Ireland
December
Weather in December
December, the first month of the winter in Streamstown, is still a chilly month, with an average temperature fluctuating between 2.3°C (36.1°F) and 6.9°C (44.4°F).Temperature
Streamstown experiences lowest temperatures, averaging a high-temperature of 6.9°C (44.4°F) during January and December.Humidity
The most humid month is December, with an average relative humidity of 92%.Rainfall
In Streamstown, during December, the rain falls for 11.5 days and regularly aggregates up to 27mm (1.06") of precipitation. In Streamstown, during the entire year, the rain falls for 151.3 days and collects up to 265mm (10.43") of precipitation.Snowfall
January through April, November and December are months with snowfall. In Streamstown, during December, snow falls for 1.4 days and regularly aggregates up to 7mm (0.28") of snow. Throughout the year, there are 7.7 snowfall days, and 58mm (2.28") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 7h and 36min of daylight.On the first day of December, sunrise is at 8:23 am and sunset at 4:15 pm. On the last day of the month, sunrise is at 8:45 am and sunset at 4:21 pm GMT.
Sunshine
In December, the average sunshine is 3.9h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Streamstown, Ireland
- Average high temperature in December: 6.9°C
The warmest month (with the highest average high temperature) is July (17.7°C).
The months with the lowest average high temperature are January and December (6.9°C).
- Average low temperature in December: 2.3°C
The month with the highest average low temperature is July (10.3°C).
The coldest months (with the lowest average low temperature) are January and February (1.8°C).
Average pressure in December
Streamstown, Ireland
- Average pressure in December: 1010.7mbar
The month with the highest atmospheric pressure is May (1015.9mbar).
The month with the lowest atmospheric pressure is November (1008mbar).
Average wind speed in December
Streamstown, Ireland
- Average wind speed in December: 18.9km/h
The windiest months (with the highest average wind speed) are January, February and December (18.9km/h).
The calmest month (with the lowest average wind speed) is July (12.7km/h).
Average humidity in December
Streamstown, Ireland
- Average humidity in December: 92%
The month with the highest relative humidity is December (92%).
The months with the lowest relative humidity are March, April and May (86%).
Average rainfall in December
Streamstown, Ireland
- Average rainfall in December: 27mm
The wettest month (with the highest rainfall) is November (32mm).
The driest month (with the least rainfall) is January (16mm).
Average rainfall days in December
Streamstown, Ireland
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is September (10.6 days).
Average snowfall in December
Streamstown, Ireland
- Average snowfall in December: 7mm
The months with the highest snowfall are February and November (15mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Streamstown, Ireland
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (2.5 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
Streamstown, Ireland
- Average daylight in December: 7h and 36min
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 36min).
- Average sunshine in December: 3h and 54min
The month with the most sunshine is June (Average sunshine: 6h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in December
Streamstown, Ireland
- Average sunshine days in December: 15.7 days
The month with the most sunshine days is December (15.7 days).
The month with the least sunshine days is July (10.1 days).
Average UV index in December
Streamstown, Ireland
- Average UV index in December: 2
The months with the highest UV index are May and June (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Streamstown, Ireland
- Average cloud cover in December: 61
The month with the most cloud cover is July (Cloud cover 72).
The month with the least cloud cover is April (Cloud cover 60).
Average visibility in December
Streamstown, Ireland
- Average visibility in December: 9km
The months with the highest visibility are February, March and December (9km).
The month with the lowest visibility is July (7km).





