Bright in September
September in Bright is peak spring, and the weather reflects it. You're looking at average daily highs of 15.9 degrees.
Expect the mercury to hit around 15.9 degrees during the day and settle at 4.8 degrees after dark. You'll see your breath on those cold mornings, but the days warm up nicely.
September is 5.1 degrees cooler than Bright's yearly average.
Rainfall in September averages 72mm over about 15 days. That means roughly a 50% chance of rain on any given day, so definitely bring rain gear.
Sunshine-wise, September delivers around 15.6 MJ/m2 of daily solar radiation. UV sits in the very high category. You'll want SPF 50+ and a decent hat.
With a Comfort Score of 3.8/10, September is not the most comfortable time to visit.
Packing tip: bring layers you can peel on and off, waterproof gear, and serious sun protection.
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
- Layered clothing for mild to cool conditions
- Extra layers for chilly nights
- Thermal undergarments for cold nights
- Proper rain gear for frequent showers
- Sunscreen (SPF 30+) and sunglasses for UV protection
Coming From Overseas?
How September in Bright stacks up against major cities around the world.
About 4 degrees cooler and considerably wetter.
About 10 degrees cooler and considerably drier.
About 11 degrees cooler and considerably drier.
How September Compares
Bright's monthly climate at a glance. September is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 28.2 | 14.5 | 147mm | 7.0 |
| Feb | 29.6 | 13.9 | 45mm | 7.0 |
| Mar | 27.9 | 12.2 | 13mm | 8.4 |
| Apr | 20.3 | 7.2 | 45mm | 7.5 |
| May | 17.4 | 4.6 | 60mm | 5.0 |
| Jun | 12.0 | 3.2 | 86mm | 1.0 |
| Jul | 11.4 | 2.3 | 137mm | 1.0 |
| Aug | 14.5 | 4.7 | 106mm | 1.5 |
| Sep | 15.9 | 4.8 | 72mm | 3.8 |
| Oct | 21.4 | 7.7 | 101mm | 8.7 |
| Nov | 25.2 | 11.0 | 203mm | 8.9 |
| Dec | 28.1 | 12.3 | 78mm | 7.8 |