Climate · Iceland

Grindavík

Cool and wet from June to September; chilly and wet from November to March.

Typical weather, averaged over 30 years63.8°N30 m above the sea
  1. Jan40°4°31°-1°Rain on about four days a week.
  2. Feb40°4°30°-1°Rain on about five days a week.
  3. Mar41°5°31°-1°Rain on about four days a week.
  4. Apr45°7°35°2°Rain on about four days a week.
  5. May50°10°39°4°Rain on about four days a week.
  6. Jun55°13°45°7°Rain on about four days a week.
  7. Jul58°14°48°9°Rain on about three days a week.
  8. Aug58°14°48°9°Rain on about four days a week.
  9. Sep54°12°45°7°Rain on about five days a week.
  10. Oct48°9°39°4°Rain on about four days a week.
  11. Nov43°6°35°2°Rain on about four days a week.
  12. Dec41°5°32°0°Rain on about four days a week.
Each month: its typical high and low, and dots for wet days a week. Tap a month to open it.The mildest months

The warm season runs from June to September, with highs near 56°F and nights near 47°F. From November to March, highs are nearer 41°F. Rain and snow come in two spells, in September and from November to April. May to August is the driest stretch, with rain on about four days a week. Daylight runs from about 4½ hours in December to 20½ hours in June.The warm season runs from June to September, with highs near 13°C and nights near 8°C. From November to March, highs are nearer 5°C. Rain and snow come in two spells, in September and from November to April. May to August is the driest stretch, with rain on about four days a week. Daylight runs from about 4½ hours in December to 20½ hours in June.

Where Grindavík sits

Atlantic/Reykjavik

this place
typical high in Januarytypical high in Februarytypical high in Marchtypical high in Apriltypical high in Maytypical high in Junetypical high in Julytypical high in Augusttypical high in Septembertypical high in Octobertypical high in Novembertypical high in December 40°F4°C95°F35°C
Latitude
63.8°Nnorthern hemisphere
Above the sea
30 mlow-lying
Sunrise, mid-JanuarySunrise, mid-FebruarySunrise, mid-MarchSunrise, mid-AprilSunrise, mid-MaySunrise, mid-JuneSunrise, mid-JulySunrise, mid-AugustSunrise, mid-SeptemberSunrise, mid-OctoberSunrise, mid-NovemberSunrise, mid-December
10:55 AM9:27 AM7:52 AM6:02 AM4:21 AM3:06 AM3:45 AM5:20 AM6:50 AM8:16 AM9:53 AM11:12 AMsets 4:21 PMsets 6:01 PMsets 7:27 PMsets 8:58 PMsets 10:31 PMsets 11:53 PMsets 11:26 PMsets 9:49 PMsets 8:00 PMsets 6:15 PMsets 4:36 PMsets 3:37 PM
Nearest of ours
Reykjavik41 km north-east

The land around Grindavík, shaded by its typical high in January, the planning map's own layer.The land around Grindavík, shaded by its typical high in February, the planning map's own layer.The land around Grindavík, shaded by its typical high in March, the planning map's own layer.The land around Grindavík, shaded by its typical high in April, the planning map's own layer.The land around Grindavík, shaded by its typical high in May, the planning map's own layer.The land around Grindavík, shaded by its typical high in June, the planning map's own layer.The land around Grindavík, shaded by its typical high in July, the planning map's own layer.The land around Grindavík, shaded by its typical high in August, the planning map's own layer.The land around Grindavík, shaded by its typical high in September, the planning map's own layer.The land around Grindavík, shaded by its typical high in October, the planning map's own layer.The land around Grindavík, shaded by its typical high in November, the planning map's own layer.The land around Grindavík, shaded by its typical high in December, 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.

Through the year

week by week

Temperature

Highs from 40°F in January and February to 58°F in July and August.Highs from 4°C in January and February to 14°C in July and August.

Chance of a wet day

Wettest in February (67% of days), driest in July (47%).

Cloud cover

Clearest in May (62% cover), cloudiest in January (76%).

Daylight

From 4h 29m in December to 20h 37m in June.

Week by week, lightly smoothed. Shading marks the seasons; the olive line, the mildest months. Hover or tap a week for its figures.

Month by month

°F°C

Grindavík, month by month: the typical high and low, wet days a week, cloud cover and daylight.
MonthTypical low to highWet days a weekCloudDaylight
JanuaryRainy season
31°-1°40°4°
4 days76%5h 36m
FebruaryRainy season
30°-1°40°4°
5 days75%8h 25m
MarchRainy season
31°-1°41°5°
4 days72%11h 36m
AprilRainy season
35°2°45°7°
4 days68%14h 58m
May
39°4°50°10°
4 days62%18h 18m
JuneWarm seasonMildest
45°7°55°13°
4 days64%20h 37m
JulyWarm seasonMildest
48°9°58°14°
3 days64%19h 26m
AugustWarm seasonMildest
48°9°58°14°
4 days65%16h 11m
SeptemberWarm season
45°7°54°12°
5 days68%12h 48m
October
39°4°48°9°
4 days67%9h 29m
NovemberRainy season
35°2°43°6°
4 days69%6h 22m
DecemberRainy season
32°0°41°5°
4 days72%4h 29m

When is the best time to visit Grindavík?


Grindavík is never warm. Its mildest months are June to August: highs near 57°F, nights near 47°F, and rain on about three days a week.Grindavík is never warm. Its mildest months are June to August: highs near 14°C, nights near 8°C, and rain on about three 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.

Questions


What is the warmest month in Grindavík?

July and August, with highs near 58°F and lows near 48°F. The coolest are January and February, with highs near 40°F.July and August, with highs near 14°C and lows near 9°C. The coolest are January and February, with highs near 4°C.

When does it rain most in Grindavík?

February, with rain or snow on about five days a week. July is the driest, with rain on about three days a week.

How long are the days in Grindavík?

From about 4½ hours in December to 20½ hours in June.

When are the skies clearest in Grindavík?

May, when cloud covers about 62% of the sky on average. January is the cloudiest, at about 76%.

Places with a year like Grindavík's

by their highs, lows and wet days

Their highs, lows, wet days and cloud run closest to Grindavík's through the year, one place a country. “Six months apart”: their winter is Grindavík's summer.

Elsewhere in Iceland

All of Iceland

Where to stay

1 in our collection

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.