January weather forecastHellissandur, Iceland
January
Weather in January
January, like December, in Hellissandur, Iceland, is a wintry winter month, with temperature in the range of an average low of 1.4°C (34.5°F) and an average high of 3.8°C (38.8°F).Temperature
Hellissandur's weather, upon January's arrival, documents an average high-temperature of a still wintry 3.8°C (38.8°F), nearly the same as the prior month. Hellissandur's January nights demonstrate minimal variation from the daytime temperatures, with an average of 1.4°C (34.5°F).Humidity
In January, the average relative humidity is 76%.Rainfall
The month with the most rainfall is January, when the rain falls for 15.5 days and typically aggregates up to 96mm (3.78") of precipitation.Snowfall
January through May, September through December are months with snowfall. In January, it is snowing for 9.4 days. Throughout January, 93mm (3.66") of snow is accumulated. Throughout the year, in Hellissandur, Iceland, there are 46.9 snowfall days, and 421mm (16.57") of snow is accumulated.Daylight
The average length of the day in January in Hellissandur, Iceland, is 5h and 16min.On the first day of January in Hellissandur, sunrise is at 11:40 and sunset at 15:37. On the last day of the month, sunrise is at 10:26 and sunset at 17:11 GMT.
Sunshine
The average sunshine in January is 2.1h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A daily maximum UV index of 1 in January translates into the following instructions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Opt for tightly woven and loose clothing to enhance protection from the Sun. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Hellissandur, Iceland
- Average high temperature in January: 3.8°C
The warmest month (with the highest average high temperature) is August (11.3°C).
The month with the lowest average high temperature is March (3.3°C).
- Average low temperature in January: 1.4°C
The months with the highest average low temperature are July and August (9.3°C).
The coldest month (with the lowest average low temperature) is March (0.8°C).
Average pressure in January
Hellissandur, Iceland
- Average pressure in January: 996.1mbar
The month with the highest atmospheric pressure is June (1014.1mbar).
The month with the lowest atmospheric pressure is January (996.1mbar).
Average wind speed in January
Hellissandur, Iceland
- Average wind speed in January: 35.7km/h
The windiest month (with the highest average wind speed) is February (36.4km/h).
The calmest month (with the lowest average wind speed) is June (19.4km/h).
Average humidity in January
Hellissandur, Iceland
- Average humidity in January: 76%
The months with the highest relative humidity are June and July (82%).
The months with the lowest relative humidity are March and December (75%).
Average rainfall in January
Hellissandur, Iceland
- Average rainfall in January: 96mm
The wettest month (with the highest rainfall) is January (96mm).
The driest month (with the least rainfall) is June (37mm).
Average rainfall days in January
Hellissandur, Iceland
- Average rainfall days in January: 15.5 days
The month with the highest number of rainy days is September (19.9 days).
The month with the least rainy days is February (12.2 days).
Average snowfall in January
Hellissandur, Iceland
- Average snowfall in January: 93mm
The month with the highest snowfall is March (99mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in January
Hellissandur, Iceland
- Average snowfall days in January: 9.4 days
The month with the highest number of snowfall days is March (9.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Hellissandur, Iceland
- Average daylight in January: 5h and 18min
The month with the longest days is June (Average daylight: 21h and 36min).
The month with the shortest days is December (Average daylight: 3h and 54min).
- Average sunshine in January: 2h and 6min
The month with the most sunshine is August (Average sunshine: 7h and 48min).
The month with the least sunshine is June (Average sunshine: 0h and 54min).
Average sunshine days in January
Hellissandur, Iceland
- Average sunshine days in January: 4.7 days
The month with the most sunshine days is July (14.2 days).
The month with the least sunshine days is January (4.7 days).
Average UV index in January
Hellissandur, Iceland
- Average UV index in January: 1
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in January
Hellissandur, Iceland
- Average cloud cover in January: 70
The month with the most cloud cover is March (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 56).
Average visibility in January
Hellissandur, Iceland
- Average visibility in January: 8km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March and December (8km).





