Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
January
Weather in January
Temperature
The coldest period is January, when temperatures fluctuate between an average high of 6.2°C (43.2°F) and a low of 1.7°C (35.1°F).Humidity
The months with the highest humidity are January, November and December, with an average relative humidity of 90%.Rainfall
In Raphoe, Ireland, during January, the rain falls for 14.6 days and regularly aggregates up to 25mm (0.98") of precipitation. In Raphoe, during the entire year, the rain falls for 178.9 days and collects up to 322mm (12.68") of precipitation.Snowfall
January through April, November and December are months with snowfall. In Raphoe, Ireland, during January, snow falls for 2.4 days and regularly aggregates up to 15mm (0.59") of snow. Throughout the year, there are 8.8 snowfall days, and 66mm (2.6") of snow is accumulated.Daylight
In Raphoe, the average length of the day in January is 7h and 56min.On the first day of the month, sunrise is at 8:54 am and sunset at 4:13 pm. On the last day of January, sunrise is at 8:22 am and sunset at 5:04 pm GMT.
Sunshine
January has the least sunshine of the year, with an average of 3.3h of sunshine.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 low threat to health from exposure to the Sun's UV rays for average individuals.Note: The UV index of 2 in January translates into these instructions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
How cold is January in Raphoe?
What is the most humid month?
What is the average humidity in January?
How much does it rain in January?
How much does it snow in January?
How many hours of daylight does Raphoe have in January?
What time are sunrise and sunset in January in Raphoe?
What is the month with the least sunshine?
How many hours of sunshine does Raphoe have in January?
When is the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Raphoe, Ireland
- Average high temperature in January: 6.2°C
The warmest month (with the highest average high temperature) is July (16.8°C).
The month with the lowest average high temperature is January (6.2°C).
- Average low temperature in January: 1.7°C
The month with the highest average low temperature is July (9.9°C).
The coldest month (with the lowest average low temperature) is January (1.7°C).
Average pressure in January
Raphoe, Ireland
- Average pressure in January: 1009mbar
The month with the highest atmospheric pressure is May (1015.2mbar).
The month with the lowest atmospheric pressure is November (1006.7mbar).
Average wind speed in January
Raphoe, Ireland
- Average wind speed in January: 18.2km/h
The windiest month (with the highest average wind speed) is January (18.2km/h).
The calmest month (with the lowest average wind speed) is July (11.8km/h).
Average humidity in January
Raphoe, Ireland
- Average humidity in January: 90%
The months with the highest relative humidity are January, November and December (90%).
The month with the lowest relative humidity is April (84%).
Average rainfall in January
Raphoe, Ireland
- Average rainfall in January: 25mm
The wettest month (with the highest rainfall) is August (36mm).
The driest month (with the least rainfall) is September (16mm).
Average rainfall days in January
Raphoe, Ireland
- Average rainfall days in January: 14.6 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (12.1 days).
Average snowfall in January
Raphoe, Ireland
- Average snowfall in January: 15mm
The month with the highest snowfall is February (29mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in January
Raphoe, Ireland
- Average snowfall days in January: 2.4 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 January /
Average sunshine in January
Raphoe, Ireland
- Average daylight in January: 7h and 5min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in January: 3h and 2min
The month with the most sunshine is June (Average sunshine: 6h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in January
Raphoe, Ireland
- Average sunshine days in January: 10.8 days
The month with the most sunshine days is October (13.1 days).
The month with the least sunshine days is July (7.2 days).
Average UV index in January
Raphoe, Ireland
- Average UV index in January: 2
The month with the highest UV index is 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 January
Raphoe, Ireland
- Average cloud cover in January: 68
The month with the most cloud cover is August (Cloud cover 73).
The month with the least cloud cover is April (Cloud cover 60).
Average visibility in January
Raphoe, Ireland
- Average visibility in January: 8km
The months with the highest visibility are February, March and April (9km).
The months with the lowest visibility are July and August (7km).
