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
Geysir signifies an average high-temperature of a still subzero cold -1.7°C (28.9°F) in January, closely mirroring the -2.6°C (27.3°F) of December. An average low-temperature of -6.2°C (20.8°F) is witnessed throughout the month of January, a mere drop from the daytime peak.Humidity
The most humid month is January, with an average relative humidity of 89%.Rainfall
January is the month with the most rainfall. Rain falls for 15 days and accumulates 141mm (5.55") of precipitation.Snowfall
Months with snowfall are January through May, September through December. The month with the most snowfall is January, when snow falls for 16.7 days and typically aggregates up to 393mm (15.47") of snow.Daylight
In January, the average length of the day is 5h and 31min.On the first day of January, sunrise is at 11:15 and sunset at 15:33. On the last day of the month, sunrise is at 10:06 and sunset at 17:02 GMT.
Sunshine
January has the least sunshine of the year, with an average of 2.4h of sunshine.UV index
The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In January, the maximum UV index of 2 suggests these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Experience reduced UV exposure by about half when donning a wide-brim hat. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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 in Geysir?
What is the wettest month?
How much does it rain in January?
When does it snow the most?
How much does it snow in January?
How many hours of daylight does Geysir have in January?
When are sunrise and sunset in January?
What is the month with the least sunshine in Geysir?
How many hours of sunshine does Geysir have in January?
What is the UV index reading in January?
Average temperature in January
Geysir, Iceland
- Average high temperature in January: -1.7°C
The warmest month (with the highest average high temperature) is July (11.3°C).
The month with the lowest average high temperature is December (-2.6°C).
- Average low temperature in January: -6.2°C
The month with the highest average low temperature is July (5.9°C).
The coldest month (with the lowest average low temperature) is December (-7.6°C).
Average pressure in January
Geysir, Iceland
- Average pressure in January: 997.4mbar
The month with the highest atmospheric pressure is June (1013.9mbar).
The month with the lowest atmospheric pressure is January (997.4mbar).
Average wind speed in January
Geysir, Iceland
- Average wind speed in January: 19.2km/h
The windiest month (with the highest average wind speed) is February (19.9km/h).
The calmest month (with the lowest average wind speed) is June (11.8km/h).
Average humidity in January
Geysir, Iceland
- Average humidity in January: 89%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is June (78%).
Average rainfall in January
Geysir, Iceland
- Average rainfall in January: 141mm
The wettest month (with the highest rainfall) is January (141mm).
The driest month (with the least rainfall) is June (41mm).
Average rainfall days in January
Geysir, Iceland
- Average rainfall days in January: 15 days
The month with the highest number of rainy days is September (21.9 days).
The month with the least rainy days is February (12.2 days).
Average snowfall in January
Geysir, Iceland
- Average snowfall in January: 393mm
The month with the highest snowfall is January (393mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in January
Geysir, Iceland
- Average snowfall days in January: 16.7 days
The month with the highest number of snowfall days is March (17.2 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Geysir, Iceland
- Average daylight in January: 5h and 3min
The month with the longest days is June (Average daylight: 21h and 0min).
The month with the shortest days is December (Average daylight: 4h and 18min).
- Average sunshine in January: 2h and 2min
The month with the most sunshine is August (Average sunshine: 8h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in January
Geysir, Iceland
- Average sunshine days in January: 6.5 days
The month with the most sunshine days is June (10.5 days).
The month with the least sunshine days is September (5.3 days).
Average UV index in January
Geysir, Iceland
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 3).
The months with the lowest UV index are October and November (UV index 1).
Average cloud cover in January
Geysir, Iceland
- Average cloud cover in January: 65
The month with the most cloud cover is September (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 57).
Average visibility in January
Geysir, Iceland
- Average visibility in January: 7km
The months with the highest visibility are May, June, July and August (9km).
The month with the lowest visibility is January (7km).
