14 day weather forecast

Reykjavík weather August 2026 — 14 day forecast · Iceland

10°

clear and sunny · feels like 7°

Updated at
  • Live from Open-Meteo
  • Refreshed several times a day
  • 14 days ahead
  • No tracking · free
Warmest day
Monday 31 Aug
13°C
highest maximum
Wettest day
Sunday 30 Aug
9.4 mm
91% chance
Most sunshine
Tuesday 1 Sept
13.2 hours
of sunshine
Trend
14 days
Steady
Around 10° over the next 14 days

The next 14 days

swipe →
Avg max, 3 days
11.7°C
Coldest night
2°C
Most sunshine
13.2 h
Wind from
the north

Overview table · August 2026

Reykjavík 14 day forecast, day by day

The table below shows the full 14 day weather forecast for Reykjavík (Iceland): the maximum and minimum temperature, rainfall in millimetres, the chance of rain, humidity, hours of sunshine and the UV index per day. Across the next two weeks the maximum temperature in Reykjavík averages around 10°C and the minimum around 6°C, with roughly 37 mm of rain in total, 10 dry days and about 120 hours of sunshine.

Last updated:

14 day weather forecast for Reykjavík (Iceland) per day: temperature, rainfall, chance of rain, humidity, sunshine hours and UV index. Updated in August 2026.
DayWeatherMaxMinRainChanceHumiditySunUV
Saturday29 AugCloudy11°C8°C0 mm4%65%8.2 h4moderate
Sunday30 AugShowers11°C7°C9.4 mm91%75%0 h4moderate
Monday31 AugLight rain13°C5°C0.1 mm70%76%12.8 h3moderate
Tuesday1 SeptCloudy11°C2°C0 mm39%84%13.2 h4moderate
Wednesday2 SeptLight rain11°C5°C0.3 mm24%76%9.4 h3moderate
Thursday3 SeptLight rain11°C6°C0.2 mm31%69%10.4 h3moderate
Friday4 SeptLight rain9°C8°C7.9 mm41%87%0 h2low
Saturday5 SeptCloudy9°C5°C0 mm47%79%12.3 h1low
Sunday6 SeptSunny8°C5°C0 mm33%70%13 h1low
Monday7 SeptCloudy8°C5°C0 mm37%63%7.4 h1low
Tuesday8 SeptLight rain10°C8°C0.6 mm31%78%2.9 h3moderate
Wednesday9 SeptShowers12°C9°C8.8 mm33%85%11.4 h3moderate
Thursday10 SeptShowers11°C9°C9.2 mm36%88%6.2 h3moderate
Friday11 SeptCloudy10°C7°C0 mm41%85%13 h3moderate

The first three to five days of the forecast for Reykjavík are the most reliable; from day seven onwards it is an indicative trend. Click a day in the overview above for hourly detail. Source: Open-Meteo (Met Office, DWD, ECMWF).

Background & outlook

The weather in Reykjavík

Current conditions and the 14 day forecast

Reykjavík lies in Iceland, an area with a subarctic climate: long, cold winters with lying snow and the northern lights, and a short, cool summer that barely gets dark. That is exactly why a two-week outlook is useful here — it shows the pattern rather than one snapshot.

What is the weather like in Reykjavík right now?

It is currently 10°C in Reykjavík with clear and sunny. It feels like 7°C, humidity is 59% and the wind is NW 10 km/h.

Today (Saturday) reaches a maximum of 11°C and a minimum of 8°C, with 0 mm of rain and 8.2 hours of sunshine. Sunrise is at 06:01 and sunset at 20:54.

Reykjavík weather tomorrow

Tomorrow (Sunday) the maximum temperature in Reykjavík is 11°C and the minimum 7°C. Around 9.4 mm of rain is expected with 0 hours of sunshine, and the chance of rain is 91%. The data is refreshed several times a day through Open-Meteo.

Reykjavík weather this week and next week

Over the coming week the average maximum temperature in Reykjavík sits around 11°C and the average minimum around 6°C. Roughly 17.9 mm of rain is expected, spread across 2 days, with 0 largely sunny days.

The warmest day in the 14 day forecast for Reykjavík is Monday 31 Aug at 13°C. The coldest night falls on Tuesday 1 Sept at 2°C. Click any day for hourly detail.

Rain, sunshine and UV in Reykjavík

A daily rainfall total says little on its own: the same 5 mm can be one short downpour or a grey day of drizzle, which is why the hourly chart above is often the more useful of the two. Over the next fortnight the highest UV index for Reykjavík is 4, which is low to moderate.

How reliable is a 14 day forecast?

The first three to five days are generally very accurate. After that the certainty drops off and it is better read as a trend than as an exact daily prediction. Our data comes from Open-Meteo, which combines national weather models — among them the Met Office, DWD and ECMWF — and recomputes them several times a day using measurements from stations worldwide.

Forecast for Reykjavík last updated: 29 August 2026 at 14:24. See also all Iceland forecasts and the European weather map.

Frequently asked questions

Questions about the weather in Reykjavík

What is the weather like in Reykjavík in August 2026?

The forecast at the top of this page shows the current temperature in Reykjavík plus the maximum and minimum for each of the next 14 days, with rainfall, chance of rain, sunshine hours and UV index. It is refreshed several times a day.

How accurate is the 14 day forecast for Reykjavík?

The first three to five days for Reykjavík are highly reliable. From day six onwards, read the forecast as a trend: it shows whether it turns warmer, cooler, wetter or drier rather than an exact value for that day.

Will it rain in Reykjavík this week?

The rainfall chart on this page gives the expected millimetres per day for Reykjavík, and each day card shows the chance of rain as a percentage. Below 20% with several hours of sunshine is a genuinely dry day.

How warm does it get in Reykjavík over the next two weeks?

The temperature chart shows the maximum and minimum for every one of the next 14 days in Reykjavík. The overview table underneath repeats the same figures day by day, together with the average across the fortnight.

Can I see the weather in Reykjavík hour by hour?

Yes. The hourly chart covers the next 48 hours in Reykjavík with temperature, feels-like temperature and chance of rain. Clicking any of the 14 days opens a panel with night, morning, afternoon and evening detail.

Where does the Reykjavík forecast come from?

The data for Reykjavík (Iceland, Iceland) comes from Open-Meteo, which combines national weather models such as those of the Met Office, DWD, Météo-France and ECMWF and recomputes them several times a day.

What does the UV index for Reykjavík mean?

The UV index runs from 0 to 11+. Up to 2 is low, 3 to 5 moderate, 6 to 7 high and 8 or more very high. From 6 upwards it is worth using sun protection in the middle of the day, even when it does not feel especially hot.

Is the Reykjavík weather forecast free?

Yes. The full 14 day forecast for Reykjavík is free, needs no account and carries no adverts inside the charts.