Keflavík weather in September (Reykjanes, Iceland)
Will it be rainy or sunny in Keflavík, Iceland this September? Curious if the timing is right for your trip? Our page offers an in-depth look at the monthly weather conditions.
Temperatures
In September, Keflavík typically experiences low temperatures and high rainfall. Anticipate daytime highs near 12°C, and cooler nights with temperatures around 8°C.
Precipitation
Keflavík in September usually receives high rainfall, averaging around 149 mm for the month. As the rainiest month, carrying an umbrella is advisable to manage the frequent rain. Rain is expected on roughly 18 days.
Average sunshine
The city usually sees around 121 hours of sunlight, indicating a moderately sunny period.Our weather planner can help you find worldwide destinations with pleasant weather during this period. July typically offers the best weather for Keflavík.
Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Iceland, check out our Keflavík's climate page.
Keflavík, monthly averages in September
Min Temperature
8°C
Max Temperature
12°C
Chance of Rain
61%
Precipitation
149 mm
Rainy days
18 days
Humidity
79% *
Sunshine
121 hours *
Percentage Sunshine
30% *
Where to go in Iceland in September
Find out more about the weather in Iceland and which places have the best travel conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Iceland, check out our Keflavík's climate page.
So, what should you wear in this month?
Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in Keflavík.
Our site offers climate and forecast data for every country in the world. Are you going to Iceland? On this website you can find historical weather averages for many cities in Iceland. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
