Weather in Cherbourg-Octeville for September 2026
- In general, the average temperature in Cherbourg-Octeville at the beginning of September is 19 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15.3 °C by the end of September. 
- Cherbourg-Octeville in September brings notable rainfall, with an average of 20 rainy days and a total precipitation of 88.1 mm. 
- Is September a good time to visit Cherbourg-Octeville? check out the best time to travel to Cherbourg-Octeville page. 
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Cherbourg-Octeville Weather September
Temperatures trend during September in Cherbourg-Octeville
September weather in Cherbourg-Octeville day by day
| Date | Weather | Temperatures | Rain | UV | More | 
|---|---|---|---|---|---|
| 1 Sept. | Moderate or heavy rain shower | 20° /15° | 1.9 mm | 5 | |
| 2 Sept. | Heavy rain at times | 19° /14° | 3.8 mm | 4 | |
| 3 Sept. | Patchy rain possible | 19° /15° | 1.9 mm | 4 | |
| 4 Sept. | Patchy rain possible | 17° /14° | 4 mm | 4 | |
| 5 Sept. | Moderate or heavy rain shower | 18° /13° | 6.9 mm | 4 | |
| 6 Sept. | Overcast | 20° /14° | 0 mm | 5 | |
| 7 Sept. | Patchy rain possible | 20° /14° | 1.9 mm | 5 | |
| 8 Sept. | Moderate or heavy rain shower | 17° /12° | 5.2 mm | 5 | |
| 9 Sept. | Patchy rain possible | 18° /12° | 0.3 mm | 4 | |
| 10 Sept. | Patchy rain possible | 17° /13° | 2.4 mm | 4 | |
| 11 Sept. | Overcast | 16° /12° | 2 mm | 4 | |
| 12 Sept. | Moderate rain at times | 15° /12° | 3.8 mm | 4 | |
| 13 Sept. | Sunny | 15° /11° | 2.5 mm | 4 | |
| 14 Sept. | Sunny | 17° /11° | 0.4 mm | 5 | |
| 15 Sept. | Sunny | 16° /12° | 0.2 mm | 5 | |
| 16 Sept. | Patchy rain possible | 17° /14° | 1 mm | 4 | |
| 17 Sept. | Moderate rain at times | 18° /14° | 0.7 mm | 4 | |
| 18 Sept. | Patchy rain possible | 20° /16° | 0.5 mm | 5 | |
| 19 Sept. | Sunny | 22° /15° | 0 mm | 5 | |
| 20 Sept. | Overcast | 20° /14° | 0.3 mm | 5 | |
| 21 Sept. | Moderate or heavy rain shower | 17° /13° | 8 mm | 4 | |
| 22 Sept. | Heavy rain at times | 17° /13° | 7.4 mm | 4 | |
| 23 Sept. | Patchy rain possible | 16° /12° | 0.3 mm | 4 | |
| 24 Sept. | Heavy rain at times | 16° /13° | 3.1 mm | 4 | |
| 25 Sept. | Moderate or heavy rain shower | 15° /12° | 4.3 mm | 4 | |
| 26 Sept. | Moderate rain at times | 15° /11° | 1.9 mm | 4 | |
| 27 Sept. | Moderate or heavy rain shower | 15° /10° | 3.5 mm | 4 | |
| 28 Sept. | Cloudy | 15° /11° | 0.2 mm | 4 | |
| 29 Sept. | Moderate or heavy rain shower | 15° /12° | 1.3 mm | 4 | |
| 30 Sept. | Light rain shower | 16° /13° | 1.7 mm | 5 | |
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Cherbourg-Octeville weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible | 
| Temperatures | 19°/15° | 17°/13° | 15°/12° | 
| Rainfall | 52 mm | 88 mm | 100 mm | 
| Wind | 24.1 km/h | 27.2 km/h | 25.5 km/h | 
| Humidity | 77% | 78% | 79% | 
| Rainy days | 10 days | 20 days | 17 days | 
| Dry days | 21 days | 10 days | 14 days | 
Planning a trip to Cherbourg-Octeville? Discover the best time to visit
Cherbourg-Octeville in September - FAQ
What to pack to Cherbourg-Octeville in September?
As you prepare for your trip to Cherbourg-Octeville in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Cherbourg-Octeville, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
 
- Footwear- Waterproof Shoes
 
- Accessories- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
 
September rainfall patterns in Cherbourg-Octeville
UV exposure in Cherbourg-Octeville during September
Quick links
Get accurate weather forecasts for Cherbourg-Octeville, located at latitude 49.64 and longitude -1.616. Stay updated with localized weather information tailored for Cherbourg-Octeville.