Weather forecast for 10 daysGrindavik, Iceland

Weather forecast for the weekend

Saturday 31. Oct 2026

  • 7°C
  • 5°C
Showers
Showers
  • Precip. probability: 53%
  • Precipitation: 4mm
  • Wind: 29km/hSW 217°
  • Humidity: 77%
  • UV index: 0
  • Sunrise: 09:08 GMT
  • Sunset: 17:18 GMT
  • ▼
Tomorrow, in Grindavik, expect showers with brief dry periods, especially during the afternoon.
With a high probability, light precipitation is anticipated. The daytime temperature will peak at a frosty 7°C, slightly differing from the night's low of a wintry 5°C.
Tomorrow's high temperature will mirror the usual October maximum of 7.6°C.
Sunrise will be at 09:08 and sunset at 17:18; tomorrow's daylight will last for 8h and 10min.

Sunday 1. Nov 2026

  • 9°C
  • 8°C
Light Rain
Light Rain
  • Precip. probability: 74%
  • Precipitation: 8mm
  • Wind: 29km/hS 188°
  • Humidity: 93%
  • UV index: 0
  • Sunrise: 09:11 GMT
  • Sunset: 17:15 GMT
  • ▼
On Sunday, in Grindavik, spotty light rain will affect outdoor plans in some areas.
The likelihood of precipitation is high. However, the rain will be light. Minor temperature variations are predicted, peaking at a maximum of a brisk 9°C and dropping to a minimum of a chilly 8°C.
October's standard high of 7.6°C is predicted to be reached during the day.
Sunrise will be at 09:11 and sunset at 17:15; the daylight will last for 8h and 4min.

10-day overview

Daily temperatures

Warmest period: Monday - Tuesday 10°C.
Minimum temperature: 7°C.

Chance of precipitation

Highest chance: Tuesday 91%.

Long-term weather forecast

  • Friday
  • 30. Oct 2026
  • min.
  • 5°C
Showers
Showers
  • Precip. probability: 90%
  • Precipitation: 4mm
  • Wind: 28km/hSSW 196°
  • Humidity: 81%
  • UV index: 0
  • Sunrise: 09:05 GMT
  • Sunset: 17:21 GMT
  • ▼
  • Saturday
  • 31. Oct 2026
  • 7°C
  • 5°C
Showers
Showers
  • Precip. probability: 53%
  • Precipitation: 4mm
  • Wind: 29km/hSW 217°
  • Humidity: 77%
  • 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: 74%
  • Precipitation: 8mm
  • Wind: 29km/hS 188°
  • Humidity: 93%
  • 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: 60%
  • Precipitation: 11mm
  • Wind: 41km/hSSE 161°
  • Humidity: 90%
  • 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: 8mm
  • Wind: 44km/hSSW 206°
  • Humidity: 90%
  • UV index: 0
  • Sunrise: 09:17 GMT
  • Sunset: 17:08 GMT
  • ▼
  • Wednesday
  • 4. Nov 2026
  • 8°C
  • 6°C
PM Showers
PM Showers
  • Precip. probability: 33%
  • Precipitation: 3mm
  • Wind: 23km/hSSE 159°
  • Humidity: 82%
  • UV index: 0
  • Sunrise: 09:21 GMT
  • Sunset: 17:05 GMT
  • ▼
  • Thursday
  • 5. Nov 2026
  • 9°C
  • 6°C
Showers
Showers
  • Precip. probability: 54%
  • Precipitation: 4mm
  • Wind: 23km/hS 171°
  • Humidity: 89%
  • UV index: 0
  • Sunrise: 09:24 GMT
  • Sunset: 17:02 GMT
  • ▼
  • Friday
  • 6. Nov 2026
  • 8°C
  • 5°C
Showers
Showers
  • Precip. probability: 36%
  • Precipitation: 3mm
  • Wind: 21km/hSSW 197°
  • Humidity: 83%
  • 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: 10mm
  • Wind: 24km/hSSW 207°
  • Humidity: 85%
  • UV index: 0
  • Sunrise: 09:30 GMT
  • Sunset: 16:56 GMT
  • ▼
  • Sunday
  • 8. Nov 2026
  • 7°C
  • 4°C
Showers
Showers
  • Precip. probability: 59%
  • Precipitation: 8mm
  • Wind: 29km/hSSW 194°
  • Humidity: 86%
  • UV index: 0
  • Sunrise: 09:33 GMT
  • Sunset: 16:53 GMT
  • ▼
rain is forecasted to persist daily.
Rain is anticipated day-to-day, with daily precipitation varying from a minimal 3mm to a maximum of 11mm.
Temperature differences will be unnoticeable in the upcoming days. Maximum temperatures will fall between 7°C and 10°C, while the low temperature range extends from 4°C to 8°C.
Monday and Tuesday, with the highest temperature of 10°C, will be the warmest days; Saturday, next Saturday and Sunday, with the highest temperature of 7°C, will be the coldest days.
Updated: Oct 30, 2026 @ 19:29:19 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, showers will occur, with brief dry spells in between.

Light precipitation of 4mm is forecasted. The possibility of rainfall is 53%.

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

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

In Grindavik, the length of the day tomorrow will be 8h and 10min.

On Sunday, expect gray skies and off-and-on light rain through the afternoon.

With a probability of 74%, light precipitation of 8mm is predicted on Sunday.

On Sunday, the highest temperature will be 9°C, while the lowest temperature will be 8°C.