Weather forecast for 10 daysGrindavik, Iceland

Weather forecast for the weekend

Saturday 31. Oct 2026

  • 7°C
  • 5°C
Showers
Showers
  • Precip. probability: 44%
  • Precipitation: 3mm
  • Wind: 30km/hSW 217°
  • Humidity: 77%
  • UV index: 0
  • Sunrise: 09:08 GMT
  • Sunset: 17:18 GMT
  • ▼
Tomorrow, on Saturday, showers are expected, with occasional breaks in the rain throughout the day.
Minimal precipitation is forecasted. Temperatures will experience a minor oscillation, reaching a high of a chilly 7°C and dropping to a low of an icy 5°C.
Forecasts show the temperature predicted to reach the usual October high 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: 73%
  • Precipitation: 6mm
  • Wind: 28km/hS 187°
  • Humidity: 92%
  • UV index: 0
  • Sunrise: 09:11 GMT
  • Sunset: 17:15 GMT
  • ▼
On Sunday, 1st of November, occasional misty rain will create damp conditions.
The chance of precipitation is high. However, the rainfall will be light. Modest temperature shifts from a high of a frosty 9°C to a low of a brisk 8°C are anticipated.
The temperature on Sunday is forecasted to correspond with the average October peak of 7.6°C.
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: 92%.

Long-term weather forecast

  • Friday
  • 30. Oct 2026
  • min.
  • 5°C
Showers
Showers
  • Precip. probability: 92%
  • Precipitation: 3mm
  • Wind: 29km/hSSW 199°
  • 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: 44%
  • Precipitation: 3mm
  • Wind: 30km/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: 73%
  • Precipitation: 6mm
  • Wind: 28km/hS 187°
  • Humidity: 92%
  • 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: 52%
  • Precipitation: 10mm
  • Wind: 41km/hSSE 160°
  • 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: 92%
  • Precipitation: 8mm
  • Wind: 44km/hSSW 210°
  • Humidity: 89%
  • UV index: 0
  • Sunrise: 09:17 GMT
  • Sunset: 17:08 GMT
  • ▼
  • Wednesday
  • 4. Nov 2026
  • 8°C
  • 7°C
PM Showers
PM Showers
  • Precip. probability: 36%
  • Precipitation: 2mm
  • Wind: 26km/hS 169°
  • Humidity: 81%
  • 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: 26km/hS 183°
  • Humidity: 87%
  • UV index: 0
  • Sunrise: 09:24 GMT
  • Sunset: 17:02 GMT
  • ▼
  • Friday
  • 6. Nov 2026
  • 7°C
  • 5°C
Showers
Showers
  • Precip. probability: 46%
  • Precipitation: 4mm
  • Wind: 21km/hSSW 195°
  • Humidity: 80%
  • UV index: 0
  • Sunrise: 09:27 GMT
  • Sunset: 16:59 GMT
  • ▼
  • Saturday
  • 7. Nov 2026
  • 7°C
  • 5°C
Showers
Showers
  • Precip. probability: 54%
  • Precipitation: 7mm
  • Wind: 19km/hS 189°
  • Humidity: 88%
  • UV index: 0
  • Sunrise: 09:30 GMT
  • Sunset: 16:56 GMT
  • ▼
  • Sunday
  • 8. Nov 2026
  • 7°C
  • 5°C
Showers
Showers
  • Precip. probability: 58%
  • Precipitation: 7mm
  • Wind: 24km/hS 190°
  • Humidity: 86%
  • UV index: 0
  • Sunrise: 09:33 GMT
  • Sunset: 16:53 GMT
  • ▼
During the upcoming ten-day period, rainy conditions are expected daily.
Rainfall is predicted day-to-day, with daily precipitation varying from a minimal 2mm to a maximum of 10mm.
The maximum temperature will be very similar throughout the coming week. Highs will range from 7°C to 10°C, while the overnight low will be also nearly unchanged, as the lowest temperatures will remain in the range of 5°C to 8°C.
With a maximum temperature of 10°C, Monday and Tuesday will be the warmest days in Grindavik; with a maximum temperature of 7°C, Saturday, next Friday through next Sunday will be the coldest days in Grindavik.
Updated: Oct 30, 2026 @ 21:00:15 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, expect showers through the day, with the rain easing off by evening.

Tomorrow, there is a low probability of minimal rainfall in Grindavik.

Tomorrow, the highest temperature will be 7°C, while the lowest temperature will be 5°C.
Tomorrow, the highest temperature will be in line with the average maximum temperature 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, a light rain drizzle will persist through the morning.

Light precipitation of 6mm is anticipated on Sunday. The chance of rainfall is 73%.

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