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Manche (Cherbourg-Octeville)
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Weather in Manche for September 2025

Your guide to Manche weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Manche has been nearly identical to the historical average, with a temperature of 18 °C (showing only a slight deviation of 0.4 °C).

  • The forecast for the next days in Manche predicts temperatures to be around 17 °C, close to the historical average.

  • In general, the average temperature in Manche at the beginning of September is 19 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15.1 °C by the end of September.

    • Rain 🌧️

  • Manche in September brings notable rainfall, with an average of 20 rainy days and a total precipitation of 88.1 mm.

    • More

  • Is September a good time to visit Manche? check out the best time to travel to Manche page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
10
Dry days
Average rainy days
20
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/13°
Temperatures
Average wind speed
27 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Manche Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Moderate or heavy rain shower
20°
2
Heavy rain at times
19°
3
Patchy rain possible
19°
4
Patchy rain possible
17°
5
Moderate or heavy rain shower
18°
6
Overcast
20°
7
Patchy rain possible
20°
8
Moderate or heavy rain shower
17°
9
Patchy rain possible
18°
10
Patchy rain possible
17°
11
Overcast
16°
12
Moderate rain at times
15°
13
Sunny
15°
14
Sunny
17°
15
Sunny
16°
16
Patchy rain possible
17°
17
Moderate rain at times
17°
18
Cloudy
21°
19
Sunny
24°
20
Patchy rain possible
23°
21
Patchy rain possible
16°
22
Patchy rain possible
17°
23
Moderate rain
14°
24
Patchy rain possible
14°
25
Sunny
16°
26
Patchy rain possible
16°
27
Patchy rain possible
15°
28
Patchy rain possible
15°
29
Patchy rain possible
15°
30
Patchy rain possible
15°

Temperatures trend during September in Manche

See the weather trend as well as the moving average line

September weather in Manche day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /15° 1.9 mm 5
2 Sept. Heavy rain at times
Heavy rain at times
 19° /14° 3.8 mm 4
3 Sept. Patchy rain possible
Patchy rain possible
 19° /15° 1.9 mm 4
4 Sept. Patchy rain possible
Patchy rain possible
 17° /14° 4 mm 4
5 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 18° /13° 6.9 mm 4
6 Sept. Overcast
Overcast
 20° /14° 0 mm 5
7 Sept. Patchy rain possible
Patchy rain possible
 20° /14° 1.9 mm 5
8 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /12° 5.2 mm 5
9 Sept. Patchy rain possible
Patchy rain possible
 18° /12° 0.3 mm 4
10 Sept. Patchy rain possible
Patchy rain possible
 17° /13° 2.4 mm 4
11 Sept. Overcast
Overcast
 16° /12° 2 mm 4
12 Sept. Moderate rain at times
Moderate rain at times
 15° /12° 3.8 mm 4
13 Sept. Sunny
Sunny
 15° /11° 2.5 mm 4
14 Sept. Sunny
Sunny
 17° /11° 0.4 mm 5
15 Sept. Sunny
Sunny
 16° /12° 0.2 mm 5
16 Sept. Patchy rain possible
Patchy rain possible
 17° /14° 1 mm 4
17 Sept. Moderate rain at times
Moderate rain at times
 17° /14° 1.4 mm 4
18 Sept. Cloudy
Cloudy
 21° /17° 0.1 mm 0.9
19 Sept. Sunny
Sunny
 24° /16° 0 mm 1.1
20 Sept. Patchy rain possible
Patchy rain possible
 23° /15° 0.1 mm 0.9
21 Sept. Patchy rain possible
Patchy rain possible
 16° /13° 0.9 mm 0.4
22 Sept. Patchy rain possible
Patchy rain possible
 17° /11° 0.2 mm 3
23 Sept. Moderate rain
Moderate rain
 14° /13° 5 mm 3
24 Sept. Patchy rain possible
Patchy rain possible
 14° /12° 0.2 mm 3
25 Sept. Sunny
Sunny
 16° /10° 0 mm 4
26 Sept. Patchy rain possible
Patchy rain possible
 16° /14° 1.2 mm 3
27 Sept. Patchy rain possible
Patchy rain possible
 15° /13° 0.5 mm 3
28 Sept. Patchy rain possible
Patchy rain possible
 15° /12° 0.3 mm 3
29 Sept. Patchy rain possible
Patchy rain possible
 15° /12° 0.1 mm 3
30 Sept. Patchy rain possible
Patchy rain possible
 15° /11° 0.2 mm 3
Next
Important Notice
Our weather forecast for Manche in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Manche forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Manche weather in September vs August vs October

Compare September weather in Manche with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
AugustSeptemberOctober
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures19°/15°17°/13°15°/12°
Rainfall52 mm88 mm100 mm
Wind24.1 km/h27.2 km/h25.5 km/h
Humidity77%78%79%
Rainy days10 days20 days17 days
Dry days21 days10 days14 days

Planning a trip to Manche? Discover the best time to visit

Manche in September - FAQ

What are the expected maximum and minimum temperatures in Manche during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Manche during September?
Moderate rainfall is anticipated in Manche during September, with a total of 88.1 mm spread over approximately 20 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Manche during September?
The average wind speed in Manche during September is 27 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Manche in September?

As you prepare for your trip to Manche 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 Manche, 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 Manche

Explore the daily rainfall trends and prepare for Manches September weather 💧

UV exposure in Manche during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Manche?

Get accurate weather forecasts for Manche, located at latitude 49.64 and longitude -1.616. Stay updated with localized weather information tailored for Manche.

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