The climate in Seltjarnarnes during July can be summarized as mild and reasonably dry.
July is in the summer in Seltjarnarnes and is typically the warmest month of the year. Daytime maximum temperatures average around a cool 13°C (55°F), whilst at night 7°C (45°F) is normal.
|Daytime temperature||12.7°C 54.9°F|
|Nightly temperature||7.3°C 45.1°F|
|Average temperature||10°C 50°F|
|Daily sunshine||3.1 hrs|
|Avg rainfall||66 mm 2.6 ins|
|Rainy days||18 days|
|Sea temperature||9.9°C 49.8°F|
|Windspeed||17.3kph 11 mph|
On average July is the 2nd driest month of the year in Seltjarnarnes with around 66mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.1 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Seltjarnarnes in July 2021.
|Hottest month:||July||12.6°C 54.7°F|
|Driest month:||May||60mm 2.4ins|
|Coldest month:||January||0.8°C 33.4°F|
|Wettest month:||October||115mm 4.5ins|