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
Weather in January
Temperature
January experiences an average high-temperature of a still cold 0.3°C (32.5°F), barely different from December's 0.2°C (32.4°F). January nights in Hesteyri, Iceland, register a minor temperature decline, steadying at a subzero cold -2.8°C (27°F).Humidity
The months with the highest humidity are January, February, August through October, with an average relative humidity of 85%.Rainfall
The month with the most rainfall is January, when the rain falls for 11.3 days and typically aggregates up to 101mm (3.98") of precipitation.Snowfall
January through June, September through December are months with snowfall in Hesteyri. In January, in Hesteyri, it is snowing for 14.4 days. Throughout January, 188mm (7.4") of snow is accumulated. Throughout the year, there are 95.9 snowfall days, and 999mm (39.33") of snow is accumulated.Daylight
In January, the average length of the day in Hesteyri, Iceland, is 4h and 34min.On the first day of January in Hesteyri, sunrise is at 12:07 and sunset at 15:01. On the last day of the month, sunrise is at 10:35 and sunset at 16:54 GMT.
Sunshine
In Hesteyri, the average sunshine in January is 1.7h.UV index
January through March, October through December, with an average maximum UV index of 1, are months with the lowest UV index in Hesteyri. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The average daily UV index of 1 in January transforms into the following instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. To guard against the harmful effects of the Sun, minimize exposure during midday. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Frequently asked questions
How cold is it in Hesteyri in January?
What are the most humid months in Hesteyri?
What is the average humidity in January in Hesteyri?
What is the wettest month in Hesteyri?
How much does it rain in Hesteyri in January?
How many days does it snow in January in Hesteyri?
How many hours of daylight does Hesteyri have in January?
When is the sunrise / sunset in January in Hesteyri?
How many hours of sunshine does Hesteyri have in January?
What is the month with the lowest UV index in Hesteyri?
What is the UV index reading in January in Hesteyri?
Average temperature in January
Hesteyri, Iceland
- Average high temperature in January: 0.3°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 (-0.2°C).
- Average low temperature in January: -2.8°C
The month with the highest average low temperature is July (6.8°C).
The coldest month (with the lowest average low temperature) is March (-3°C).
Average pressure in January
Hesteyri, Iceland
- Average pressure in January: 997.4mbar
The month with the highest atmospheric pressure is June (1014.8mbar).
The month with the lowest atmospheric pressure is January (997.4mbar).
Average wind speed in January
Hesteyri, Iceland
- Average wind speed in January: 28.7km/h
The windiest month (with the highest average wind speed) is December (29.6km/h).
The calmest month (with the lowest average wind speed) is June (15.7km/h).
Average humidity in January
Hesteyri, Iceland
- Average humidity in January: 85%
The months with the highest relative humidity are January, February, August, September and October (85%).
The months with the lowest relative humidity are May and June (82%).
Average rainfall in January
Hesteyri, Iceland
- Average rainfall in January: 101mm
The wettest month (with the highest rainfall) is January (101mm).
The driest month (with the least rainfall) is June (34mm).
Average rainfall days in January
Hesteyri, Iceland
- Average rainfall days in January: 11.3 days
The month with the highest number of rainy days is September (21.7 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in January
Hesteyri, Iceland
- Average snowfall in January: 188mm
The month with the highest snowfall is March (203mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in January
Hesteyri, Iceland
- Average snowfall days in January: 14.4 days
The month with the highest number of snowfall days is March (18 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in January /
Average sunshine in January
Hesteyri, Iceland
- Average daylight in January: 4h and 4min
The month with the longest days is May (Average daylight: 19h and 36min).
The month with the shortest days is December (Average daylight: 2h and 54min).
- Average sunshine in January: 1h and 4min
The month with the most sunshine is August (Average sunshine: 6h and 30min).
The month with the least sunshine is June (Average sunshine: 0h and 24min).
Average sunshine days in January
Hesteyri, Iceland
- Average sunshine days in January: 4.3 days
The month with the most sunshine days is June (13.9 days).
The month with the least sunshine days is March (3.5 days).
Average UV index in January
Hesteyri, Iceland
- Average UV index in January: 1
The months with the highest UV index are June and July (UV index 3).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in January
Hesteyri, Iceland
- Average cloud cover in January: 75
The month with the most cloud cover is March (Cloud cover 79).
The month with the least cloud cover is June (Cloud cover 61).
Average visibility in January
Hesteyri, Iceland
- Average visibility in January: 8km
The months with the highest visibility are May, June, July, August and September (9km).
The month with the lowest visibility is March (7km).
Hesteyri, Iceland
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