Cool
Average highs are around 13°C, so pack for cooler days.
Weather Guide
Reykjanesbaer, Iceland Average Monthly Weather
Weather score17Poor annual avg
Best months: May, July, June
Across the year, average daytime temperatures are around 7°C, sunshine averages 2.9h per day, and rainfall totals about 1125mm. Sea temperatures average 8°C across the year.
Annual weather
Annual averages
Temp
7°C
Rain
1125mm
Annual total
Sun
2.9h
Sea
8°C
Weather score
17
Poor avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 94mm, so some wet days are possible.
Limited sun
Sunshine averages 4.6h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 12°C, so the water can feel cool.
Map
Weather map
Compare Reykjanesbaer, Iceland with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August13°C average high
August is one of Reykjanesbaer's hottest months, so shade and slower afternoons matter.
Warmest monthsJune to August
This stretch sets the upper range for average daytime heat.
Rain
August94mm average rain
August sits near Reykjanesbaer's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsApril to August
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August4.6 hours average sun
August is brighter than Reykjanesbaer's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August12°C average sea
August is one of Reykjanesbaer's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJuly to September
Sea temperatures are usually near 11°C in this stretch, so swimming comfort is at its strongest.
Weather score
August21 weather score
August sits close to Reykjanesbaer's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsApril to August
These months have the strongest weather score in the monthly averages.
