Ballywalter weather

Our guide to the weather in Ballywalter during September

15

Average high

3

UV Index

102mm

Monthly rainfall

83%

Humidity

We've looked at the most up-to-date weather data for Ballywalter, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Ballywalter weather in September.

What's the temperature like in Ballywalter during September?

The temperature is extremely stable in September with average highs of 15℃ and lows just 3℃ lower at 12℃. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it rain in Ballywalter during September?

On average, there will be 7 rainy days during the month, amounting to 102.4mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. You're not likely to see a thunderstorm during your trip.

Is it windy in Ballywalter during September?

Expect moderate breeze becoming stronger at times during September, with occasional gusts up to 20mph. With moderate air temperatures, any breeze will feel cool.

Join the club...

Be the first to hear about discounted holidays, flash sales and amazing travel competitions to Ballywalter!

Weather in Ballywalter

Our month-by-month guide to the weather and climate in Ballywalter

7.2

Ballywalter weather in

January
7.2

Ballywalter weather in

February
8.2

Ballywalter weather in

March
9.9

Ballywalter weather in

April
12.2

Ballywalter weather in

May
14.7

Ballywalter weather in

June
16.0

Ballywalter weather in

July
16.0

Ballywalter weather in

August
14.9

Ballywalter weather in

September
12.8

Ballywalter weather in

October
10.1

Ballywalter weather in

November
8.1

Ballywalter weather in

December