5-day weather forecast Reykjavík Oct 16, 2026

8°8° · Patchy rain possible

Weather forecast Reykjavík Friday Oct 16, 2026: patchy rain possible, temperature from 8 °C to 8 °C.

Precipitation probability 40%. Wind up to 10.5 m/s (gusts 12 m/s). Air humidity 76–86%, atmospheric pressure 755–767 mm Hg, UV index up to 0.3.

5 days at a glance — tap a day to open it
Sunrise 08:21
Sunset 18:05
First Quarter37% illuminated
Moonrise does not rise today · Moonset does not set today
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Forecast from 8 °C to 8 °C and precipitation

Temperature & Precipitation
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Temperature (°C)888888888888888888888888
Precipitation (mm/hr)0.190.360.170.170.190.080.110.160.10.150.10.140.150.20.160.140.140.140.180.110.060.130.070.05

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Cloud cover (%)897774878281691001001001001001001001001001001001001001001009988
Rain chance (%)344030333224253632353234343735343536393733383430

Wind speed and direction

Wind & Wind gust
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Wind (m/s)10.3110.510.3910.199.819.899.618.818.618.698.618.3188.318.198.58.1188.318.617.817.576.31
Wind gust (m/s)11.8311.8311.92121211.5311.3310.319.619.729.839.619.339.539.229.619.199.339.59.839.038.618.117.72
Wind direction (°)SW 230°SW 227°SW 223°SW 220°SW 223°SW 223°SW 214°SW 214°SSW 213°SSW 211°SSW 210°SSW 211°SW 214°SW 217°SW 217°SW 219°SW 222°SW 225°SW 230°SW 228°SW 227°SW 223°SW 214°SSW 205°

Air humidity

Humidity
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Humidity (%)777879797876777977787877777877787981828484858586

Atmospheric pressure

Pressure
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Pressure (mm Hg)755755755756757757758758758759760761761762762763764764764765766766767767

Ultraviolet index

UV Index
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
UV Index00000000000.10.10.20.30.30.30.10.1000000

Air quality & pollen

Air quality
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
PM2.5 (µg/m³)2.23.844.32.63.43.43.94.24.34.94.74.74.64.54.45.35.55.66.67711.216.3
PM10 (µg/m³)6.1999.710.512.614.414.615.514.816.216.918.819.519.418.919.921.320.421.522.421.926.232.8
Ozone (O₃) (µg/m³)7373747675767575747575777980818181818080807678.580.5
NO₂ (µg/m³)1.81.51.10.90.811.11.31.52.12.11.61.51.21.1111.11.41.41.61.71.61.3
SO₂ (µg/m³)4.13.42.82.83.33.33.63.84.14.44.94.5321.60.90.911.21.62.35.26.66.4
CO (µg/m³)161158157157157159160160162164165163161157157155154154153154154158154.8151

Reykjavík on the map

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.