Cullybackey weather

Our guide to the weather in Cullybackey during September

15

Average high

3

UV Index

49mm

Monthly rainfall

87%

Humidity

We've looked at the most up-to-date weather data for Cullybackey, 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 Cullybackey weather in September.

What's the temperature like in Cullybackey during September?

The temperature reaches around 15℃ during the daytime in September, falling away to 10℃ at night. 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 Cullybackey during September?

On average, there will be 4 rainy days during the month, amounting to 48.6mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Cullybackey during September?

You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during September. With moderate air temperatures, any breeze will feel cool.

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Weather in Cullybackey

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

6.1

Cullybackey weather in

January
6.9

Cullybackey weather in

February
8.6

Cullybackey weather in

March
10.9

Cullybackey weather in

April
13.3

Cullybackey weather in

May
16.0

Cullybackey weather in

June
17.2

Cullybackey weather in

July
16.8

Cullybackey weather in

August
15.2

Cullybackey weather in

September
12.3

Cullybackey weather in

October
8.9

Cullybackey weather in

November
6.6

Cullybackey weather in

December