Coalisland weather

Our guide to the weather in Coalisland during September

15

Average high

3

UV Index

48mm

Monthly rainfall

89%

Humidity

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

What's the temperature like in Coalisland during September?

The temperature reaches around 15℃ during the daytime in September, falling away to 9℃ 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 Coalisland during September?

On average, there will be 4 rainy days during the month, amounting to 48.3mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. You're not likely to see a thunderstorm during your trip.

Is it windy in Coalisland 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 Coalisland

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

5.9

Coalisland weather in

January
7.0

Coalisland weather in

February
8.8

Coalisland weather in

March
11.2

Coalisland weather in

April
13.4

Coalisland weather in

May
16.2

Coalisland weather in

June
17.5

Coalisland weather in

July
16.9

Coalisland weather in

August
15.3

Coalisland weather in

September
12.3

Coalisland weather in

October
8.7

Coalisland weather in

November
6.2

Coalisland weather in

December