Isle of Colonsay Weather in September

September in Isle of Colonsay sees daytime temperatures around 16°C (61°F) and lows of 12°C (54°F) at night. With around 136 mm (5.4 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Isle of Colonsay in September

You can expect rain on roughly 22 days based on historical data, averaging 136 mm (5.4 in) for the month. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.

Temperature in Isle of Colonsay in September

Daytime temperatures in Isle of Colonsay reach 16°C (61°F) in September, dropping to 12°C (54°F) at night. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. At 12°C (54°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Isle of Colonsay in September

The area sees fewer sunny days, with a projection of about 87 hours of sunshine. This reduced sunlight makes it ideal for those who prefer overcast conditions over bright sunny days.

Should you favor a climate that's both dry and comfortably warm, June typically offers the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Isle of Colonsay's climate page.

Isle of Colonsay Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 16°C (61°F)  

Chance of Rain 73%  

Precipitation 136 mm (5.4 in)  

Rainy days 22 days  

Sunshine 87 hours *  

Percentage Sunshine *  

* Data from: Oban, Scotland (59 KM, 36 Miles).

What to Wear in Isle of Colonsay in September

The weather can swing between comfortable and chilly in September, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. With limited sunshine expected, sunglasses aren't a priority for packing.

What To Do in Isle of Colonsay in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

4/10

Cycling

5/10

Walking

5/10

Camping

6/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Isle of Colonsay's climate page.

More climate data for Isle of Colonsay

Temperature Rainfall Sunshine

See the full Isle of Colonsay climate overview or explore weather in the United Kingdom.