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 sea temperature 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 shift to January signals an average high-temperature of a still freezing cold -0.7°C (30.7°F), subtly varied from December's -0.9°C (30.4°F). Throughout January nights, Úlfsá records a consistent low-temperature averaging a still subzero cold -3.8°C (25.2°F).Humidity
The months with the highest humidity are January, February, October and December, with an average relative humidity of 88%.Rainfall
January is the month with the most rainfall. Rain falls for 7.4 days and accumulates 88mm (3.46") of precipitation.Snowfall
Months with snowfall are January through June, August through December. In Úlfsá, during January, snow falls for 13.1 days and regularly aggregates up to 222mm (8.74") of snow. Throughout the year, there are 96.2 snowfall days, and 1214mm (47.8") of snow is accumulated.Sea temperature
January through April, with an average sea temperature of 3°C (37.4°F), are months with the coldest seawater.Note: During swimming, this scenario is excessively cold, hazardous, and can lead to fatality. Hypothermia ensues swiftly without suitable insulated waterproof wear.
Daylight
In January, the average length of the day in Úlfsá is 4h and 43min.On the first day of January, sunrise is at 12:01 and sunset at 15:10. On the last day of the month, sunrise is at 10:33 and sunset at 16:58 GMT.
Sunshine
The average sunshine in January is 1.6h.UV index
The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 1 during January translates 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. To protect against the Sun's most potent rays, avoid direct exposure around midday. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is January?
What is the most humid month?
What is the average humidity in January?
What is the rainiest month?
How much does it rain in January?
How many days does it snow in January?
What months are the sea coldest?
What is the water temperature in January?
How many hours of daylight does Úlfsá have in January?
When are sunrise and sunset in January?
How long on average sun shines in January?
What is the month with the lowest UV index in Úlfsá?
How high is the UV index in January?
Average temperature in January
Úlfsá, Iceland
- Average high temperature in January: -0.7°C
The warmest month (with the highest average high temperature) is July (9.5°C).
The month with the lowest average high temperature is March (-1°C).
- Average low temperature in January: -3.8°C
The month with the highest average low temperature is July (6.3°C).
The coldest month (with the lowest average low temperature) is December (-4.3°C).
Average pressure in January
Úlfsá, Iceland
- Average pressure in January: 997.3mbar
The month with the highest atmospheric pressure is June (1014.7mbar).
The month with the lowest atmospheric pressure is January (997.3mbar).
Average wind speed in January
Úlfsá, Iceland
- Average wind speed in January: 24.5km/h
The windiest months (with the highest average wind speed) are February and December (25.2km/h).
The calmest month (with the lowest average wind speed) is June (13.4km/h).
Average humidity in January
Úlfsá, Iceland
- Average humidity in January: 88%
The months with the highest relative humidity are January, February, October and December (88%).
The month with the lowest relative humidity is June (81%).
Average rainfall in January
Úlfsá, Iceland
- Average rainfall in January: 88mm
The wettest month (with the highest rainfall) is January (88mm).
The driest month (with the least rainfall) is June (20mm).
Average rainfall days in January
Úlfsá, Iceland
- Average rainfall days in January: 7.4 days
The month with the highest number of rainy days is September (17.6 days).
The month with the least rainy days is December (6.5 days).
Average snowfall in January
Úlfsá, Iceland
- Average snowfall in January: 222mm
The month with the highest snowfall is March (249mm).
The month with the least snowfall is July (0mm).
Average snowfall days in January
Úlfsá, Iceland
- Average snowfall days in January: 13.1 days
The month with the highest number of snowfall days is March (17.5 days).
The month with the least snowfall days is July (0 days).
Average sea temperature in January
Úlfsá, Iceland
- Average sea temperature in January: 3°C
The best months for swimming (with the highest average sea temperature) are July and August (7°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (3°C).
Average daylight in January /
Average sunshine in January
Úlfsá, Iceland
- Average daylight in January: 4h and 4min
The month with the longest days is July (Average daylight: 21h and 0min).
The month with the shortest days is December (Average daylight: 3h and 6min).
- Average sunshine in January: 1h and 4min
The month with the most sunshine is August (Average sunshine: 5h and 48min).
The month with the least sunshine is June (Average sunshine: 0h and 24min).
Average sunshine days in January
Úlfsá, Iceland
- Average sunshine days in January: 8.4 days
The month with the most sunshine days is June (18 days).
The month with the least sunshine days is February (6.7 days).
Average UV index in January
Úlfsá, Iceland
- Average UV index in January: 1
The month with the highest UV index is July (UV index 3).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).
Average cloud cover in January
Úlfsá, Iceland
- Average cloud cover in January: 77
The month with the most cloud cover is March (Cloud cover 81).
The month with the least cloud cover is June (Cloud cover 65).
Average visibility in January
Úlfsá, Iceland
- Average visibility in January: 8km
The months with the highest visibility are May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February, March, April, November and December (8km).
