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Isle of Lewis weather in September

Considering a trip to Isle of Lewis this September and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What is the weather like in Isle of Lewis in September?

Isle of Lewis is a region in the United Kingdom. September in Isle of Lewis generally has moderate temperatures, with high precipitation.

You can expect moderate maximum daytime temperatures of around 16°C and nighttime temperatures around 11°C in Barvas.

September is a rainy month with an average rainfall of around 107 mm in Barvas. Barvas enjoys a balanced 107 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

To learn more about the conditions in specific areas of Isle of Lewis in September, check out the map below. For more details on the yearly weather, visit our Isle of Lewis climate page.

Where to go in Isle of Lewis in September

Find the average weather conditions in September for the most popular destinations in Isle of Lewis on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in Isle of Lewis

What is the weather like in September for the 2 most popular destinations in Isle of Lewis?

Average weather in Barvas

In September Barvas generally has moderate temperatures with maximum daytime temperatures around 16°C, minimum nighttime temperatures around 11°C and high monthly rainfall. So on average the conditions are unpleasant that month.

Barvas
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
17°C 
12°C 
129 hours 
103 mm 
21 days 
16°C 
11°C 
107 hours 
107 mm 
24 days 
October   >> October
>>  
13°C 
8°C 
82 hours 
121 mm 
25 days 
poor 
Climate in Barvas

Average weather in Stornoway

In September Stornoway generally has moderate temperatures with maximum daytime temperatures around 16°C, minimum nighttime temperatures around 11°C and high monthly rainfall. So on average the conditions are unpleasant that month.

Stornoway
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
17°C 
12°C 
129 hours 
105 mm 
21 days 
16°C 
11°C 
107 hours 
108 mm 
24 days 
October   >> October
>>  
13°C 
9°C 
82 hours 
123 mm 
25 days 
poor 
Climate in Stornoway

Is your destination not in the list? Have a look at other destinations in Isle of Lewis, in the United Kingdom.

Is September the best time to visit Isle of Lewis?

In our opinion, September may not be the ideal time to visit Isle of Lewis due to the typically unpleasant weather in Barvas.

Generally speaking, the best visiting conditions can be found in May, June and July offering mostly tolerable weather in Barvas. On the other hand, the weather in January, February, March, October, November and December tend to be poor.

Interested in more climate information?

We have much more information about the climate in Isle of Lewis. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to the United Kingdom? Get detailed historical weather averages for many cities in the United Kingdom.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.