Weather forecast for 10 daysGrindavik, Iceland

Weather forecast for the weekend

Saturday 31. Oct 2026

  • 7°C
  • 5°C
Showers
Showers
  • Precip. probability: 81%
  • Precipitation: 1mm
  • Wind: 29km/hSW 218°
  • Humidity: 79%
  • UV index: 0
  • Sunrise: 09:08 GMT
  • Sunset: 17:18 GMT
  • ▼
Today, in Grindavik, expect light rain showers throughout the day, with a break in the rain later in the day.
Minimal precipitation is predicted. The day's temperature scale will range from a moderate high of a chilly 7°C to a minimum of a cold 5°C.
Today's peak is forecasted to reflect the usual October high temperature of 7.6°C.
Sunrise was at 09:08 and sunset will be at 17:18; the daylight will last for 8h and 10min.

Sunday 1. Nov 2026

  • 9°C
  • 8°C
Light Rain
Light Rain
  • Precip. probability: 50%
  • Precipitation: 3mm
  • Wind: 27km/hS 179°
  • Humidity: 94%
  • UV index: 0
  • Sunrise: 09:11 GMT
  • Sunset: 17:15 GMT
  • ▼
Tomorrow, on Sunday, expect light showers and overcast conditions across the region.
Minimal precipitation is forecasted. A modest temperature shift from a frosty 9°C at its peak to a brisk 8°C at its lowest point is anticipated.
The anticipated high will reflect the normal October maximum of 7.6°C.
Sunrise will be at 09:11 and sunset at 17:15; tomorrow's daylight will last for 8h and 4min.

10-day overview

Daily temperatures

Warmest period: Monday - Tuesday 10°C.
Coldest day: Monday 09.11. 6°C.

Chance of precipitation

Highest chance: Tuesday 91%.

Long-term weather forecast

  • Saturday
  • 31. Oct 2026
  • 7°C
  • 5°C
Showers
Showers
  • Precip. probability: 81%
  • Precipitation: 1mm
  • Wind: 29km/hSW 218°
  • Humidity: 79%
  • UV index: 0
  • Sunrise: 09:08 GMT
  • Sunset: 17:18 GMT
  • ▼
  • Sunday
  • 1. Nov 2026
  • 9°C
  • 8°C
Light Rain
Light Rain
  • Precip. probability: 50%
  • Precipitation: 3mm
  • Wind: 27km/hS 179°
  • Humidity: 94%
  • UV index: 0
  • Sunrise: 09:11 GMT
  • Sunset: 17:15 GMT
  • ▼
  • Monday
  • 2. Nov 2026
  • 10°C
  • 8°C
Light Rain / Wind
Light Rain / Wind
  • Precip. probability: 56%
  • Precipitation: 9mm
  • Wind: 42km/hSSE 163°
  • Humidity: 91%
  • UV index: 0
  • Sunrise: 09:14 GMT
  • Sunset: 17:11 GMT
  • ▼
  • Tuesday
  • 3. Nov 2026
  • 10°C
  • 5°C
Rain / Wind
Rain / Wind
  • Precip. probability: 91%
  • Precipitation: 7mm
  • Wind: 42km/hSSW 211°
  • Humidity: 91%
  • UV index: 0
  • Sunrise: 09:17 GMT
  • Sunset: 17:08 GMT
  • ▼
  • Wednesday
  • 4. Nov 2026
  • 8°C
  • 6°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 3mm
  • Wind: 19km/hSSE 157°
  • Humidity: 80%
  • UV index: 0
  • Sunrise: 09:21 GMT
  • Sunset: 17:05 GMT
  • ▼
  • Thursday
  • 5. Nov 2026
  • 9°C
  • 7°C
Light Rain
Light Rain
  • Precip. probability: 64%
  • Precipitation: 7mm
  • Wind: 25km/hS 174°
  • Humidity: 93%
  • UV index: 0
  • Sunrise: 09:24 GMT
  • Sunset: 17:02 GMT
  • ▼
  • Friday
  • 6. Nov 2026
  • 8°C
  • 5°C
Showers
Showers
  • Precip. probability: 65%
  • Precipitation: 7mm
  • Wind: 24km/hS 176°
  • Humidity: 88%
  • UV index: 0
  • Sunrise: 09:27 GMT
  • Sunset: 16:59 GMT
  • ▼
  • Saturday
  • 7. Nov 2026
  • 7°C
  • 5°C
Showers
Showers
  • Precip. probability: 57%
  • Precipitation: 9mm
  • Wind: 21km/hSSW 204°
  • Humidity: 86%
  • UV index: 0
  • Sunrise: 09:30 GMT
  • Sunset: 16:56 GMT
  • ▼
  • Sunday
  • 8. Nov 2026
  • 7°C
  • 5°C
Light Rain
Light Rain
  • Precip. probability: 60%
  • Precipitation: 8mm
  • Wind: 27km/hS 171°
  • Humidity: 85%
  • UV index: 0
  • Sunrise: 09:33 GMT
  • Sunset: 16:53 GMT
  • ▼
  • Monday
  • 9. Nov 2026
  • 6°C
  • 4°C
PM Showers
PM Showers
  • Precip. probability: 38%
  • Precipitation: 4mm
  • Wind: 26km/hSSE 153°
  • Humidity: 82%
  • UV index: 0
  • Sunrise: 09:36 GMT
  • Sunset: 16:50 GMT
  • ▼
For the coming ten days, primarily damp and occasionally dull weather is forecasted.
Rainfall is expected day-to-day, with daily precipitation varying from a minimal 1mm to a maximum of 9mm. With light precipitation of 9mm, Monday and next Saturday will be the wettest days.
In the upcoming days, the highest temperature will range between 6°C and 10°C, while the low temperature range extends from 4°C to 8°C.
With a maximum temperature of 10°C, Monday and Tuesday will be the warmest days in Grindavik, Iceland; the lowest daytime temperature of the period will be reached on next Monday, peaking at 6°C.
Updated: Oct 31, 2026 @ 13:59:00 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, showers will pass through, with occasional dry intervals.

There is a high possibility of rainfall, but with minimal precipitation.

Today, the highest temperature will be 7°C, while the lowest temperature will be 5°C.
The maximum temperature will be in line with the average highest temperature of 7.6°C in October. The lowest temperature will be also in line with the average low of 5.4°C.

On Saturday, in Grindavik, sunrise was at 09:08 and sunset will be at 17:18 (GMT).

In Grindavik, today, there will be 8h and 10min of daylight.

Tomorrow, scattered light rain showers are anticipated.

Tomorrow, there is a low chance of minimal precipitation in Grindavik.

Tomorrow, the maximum temperature will be 9°C, while the minimum temperature will be 8°C.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. Tomorrow, the lowest temperature will be moderately higher than the average low temperature.

On Sunday, in Grindavik, sunrise will be at 09:11 and sunset at 17:15 (GMT).

Tomorrow, the daylight will last for 8h and 4min.