Gap in September
7.8out of 10
Yes, a good time to go
Mild: highs around 20°C. Some rain: about 7 rainy days.
20°CAvg high
8°CAvg low
7Rainy days (70 mm)
12:17 hDaylight
07:21Sunrise · 19:39 Sunset
Why this score
- Mild: highs around 20°C
- Some rain: about 7 rainy days
What to wear and pack
- Layers you can add or remove
- Comfortable walking shoes
How reliable is the forecast?
Rainfall in September is fairly consistent from year to year (2.8 days). Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 5°C | -5°C | 79 mm | 9 | – | – | 4.6 |
| February | 6°C | -5°C | 58 mm | 8 | – | – | 5.1 |
| March | 10°C | -1°C | 70 mm | 9 | – | – | 5.8 |
| April | 13°C | 2°C | 86 mm | 11 | – | – | 6.1 |
| May | 17°C | 6°C | 90 mm | 12 | – | – | 6.7 |
| June | 21°C | 9°C | 63 mm | 9 | – | – | 7.8 |
| July | 24°C | 11°C | 39 mm | 6 | – | – | 8.2 |
| August | 24°C | 11°C | 44 mm | 6 | – | – | 8.3 |
| September | 20°C | 8°C | 70 mm | 7 | – | – | 7.8 |
| October | 15°C | 5°C | 100 mm | 9 | – | – | 6.7 |
| November | 9°C | 0°C | 118 mm | 11 | – | – | 5.2 |
| December | 5°C | -4°C | 91 mm | 10 | – | – | 4.7 |
Frequently asked questions
How hot is Gap in September?
Daytime highs average 20°C and nights about 8°C.
When is the best time to visit Gap?
The best months are August, July, June, September.