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Climate · Grindavík

Grindavík in January

Chilly and wet, as the days lengthen.

Typical weather, averaged over 30 years

January in Grindavík is chilly: highs near 40°F, lows near 31°F. Rain or snow falls on about four days a week, more often as the month goes on, and the days lengthen by 1 hour 38 minutes from the first week to the last.January in Grindavík is chilly: highs near 4°C, lows near -1°C. Rain or snow falls on about four days a week, more often as the month goes on, and the days lengthen by 1 hour 38 minutes from the first week to the last.

High
40°F4°Caverage
Low
31°F-1°Caverage
Wet days
4a week · 63% of days
Daylight
5h 36mon average

Is January a good time to visit Grindavík?

January sits outside Grindavík's mildest months, which run from June to August. Expect chilly days and rain or snow on about four days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How January sits in the year

week by week

Temperature

Highs near 40°F in January, against 40°F to 58°F through the year.Highs near 4°C in January, against 4°C to 14°C through the year.

Chance of a wet day

63% of days in January, against 47% to 67% through the year.

Cloud cover

76% cover in January, against 62% to 76% through the year.

Daylight

5h 36m in January, against 4h 29m to 20h 37m through the year.

Week by week, lightly smoothed, with January shaded. The olive line marks the mildest months. Hover or tap a week for its figures.

Either side

  1. December41°5°low 32°low 0°4 wet days a weekRain on about four days a week.
  2. January40°4°low 31°low -1°4 wet days a weekRain on about four days a week.
  3. February40°4°low 30°low -1°5 wet days a weekRain on about five days a week.

Where Grindavík sits, in January

Atlantic/Reykjavik
this place
typical high in January 40°F4°C95°F35°C
Sunrise, mid-January
10:55 AMsets 4:21 PM
Above the sea
30 mlow-lying
Latitude
63.8°Nnorthern hemisphere
Nearest of ours
Reykjavik41 km north-east

The land around Grindavík, shaded by its typical high in January, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Iceland in January

high · low · wet days
See January on the planning mapThe whole year in Grindavík

Typical weather, averaged over 30 years (1995–2024), read 7 km north-west of Grindavík. Its own grid square is mostly sea and holds only a daily average, so the page reads the nearest square with a true high and low near the town's height. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.