Boʼness Weather in September

September in Boʼness averages 17°C (63°F) during the day and 10°C (50°F) at night. Quite a bit of rainfall is typical this month, with around 73 mm (2.9 in) on average. An umbrella is a good idea.

Rainfall in Boʼness in September

You can expect rain on roughly 18 days based on historical data, averaging 73 mm (2.9 in) for the month. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.

Temperature in Boʼness in September

Temperatures in Boʼness in September top out at 17°C (63°F) and drop to 10°C (50°F) overnight. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights fall to 10°C (50°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Boʼness in September

The month experiences a moderate amount of sunlight, with 128 hours of sunshine. This provides a nice balance between sunshine and clouds.

Wind Speed in Boʼness in September

In September, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

Average water temperature in September

At 12°C (54°F), the water is too cold for most people to swim comfortably. A wetsuit is pretty much essential if you plan to go in.

If your ideal day consists of dry skies and pleasant temperatures, July typically offers the best circumstances for Boʼness.

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• January
• February
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For a detailed overview over the year and the best time to visit the United Kingdom, check out our Boʼness's climate page.

Boʼness Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 17°C (63°F)  

Water Temperature 12°C (54°F) *  

Chance of Rain 60%  

Precipitation 73 mm (2.9 in)  

Rainy days 18 days  

Humidity 80% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 128 hours *  

Percentage Sunshine 33% *  

* Data from: Edinburgh, Scotland (18 KM, 11 Miles).

What to Wear in Boʼness in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. Expect water temperatures of around 12°C (54°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Boʼness in September

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

Swimming

6/10

Cycling

6/10

Walking

6/10

Camping

4/10

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 Boʼness's climate page.

More climate data for Boʼness

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Boʼness climate overview or explore weather in the United Kingdom.