Ayr in September
So, what's Ayr actually like in September? In a word: lovely. It's spring, and the days are averaging 27.7 degrees.
Expect the mercury to hit around 27.7 degrees during the day and settle at 18.7 degrees after dark. Comfortable during the day, with evenings that invite a light layer.
September's temperature is very close to the annual average for Ayr.
You're looking at 12mm of rain across 7 days in a typical September. That's barely a sprinkle.
Sunshine-wise, September delivers around 20.0 MJ/m2 of daily solar radiation. UV sits in the extreme category. Sunscreen, hat, and sunnies are all essential. You can burn in under 10 minutes.
Our Comfort Score rates September at 8.2/10. That's about as good as it gets.
For your suitcase: t-shirts with a light layer for evenings, and SPF 50+ sunscreen and a hat.
Scroll down for the detailed climate data, or explore what nearby cities are like in September.
September at a Glance
Temperature Range
Daily temperature range in September. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Comfortable casual wear suitable for warm days
- A light rain jacket just in case
- Strong sun protection including a hat and SPF 50+
Coming From Overseas?
How September in Ayr stacks up against major cities around the world.
About 8 degrees warmer and considerably drier.
About 2 degrees warmer and considerably drier.
About 1 degrees warmer and considerably drier.
How September Compares
Ayr's monthly climate at a glance. September is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 31.8 | 24.9 | 199mm | 3.1 |
| Feb | 30.4 | 23.9 | 453mm | 3.6 |
| Mar | 30.2 | 23.6 | 144mm | 4.2 |
| Apr | 29.2 | 21.1 | 26mm | 6.7 |
| May | 27.0 | 19.0 | 21mm | 8.2 |
| Jun | 25.4 | 14.5 | 30mm | 9.2 |
| Jul | 24.2 | 14.5 | 9mm | 10.0 |
| Aug | 25.8 | 16.4 | 57mm | 9.3 |
| Sep | 27.7 | 18.7 | 12mm | 8.2 |
| Oct | 28.9 | 20.7 | 27mm | 7.7 |
| Nov | 30.4 | 22.7 | 101mm | 5.9 |
| Dec | 30.2 | 23.6 | 475mm | 4.0 |