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Weather in Seine-Maritime for September 2024

Your guide to Seine-Maritime weather in September - trends and predictions

  • Until now, September 2024 in Seine-Maritime is cooler than usual, with temperatures averaging 18.9 °C, this is -4.2 °C below the typical seasonal average.

  • Expect cooler weather in the next days in Seine-Maritime with the forecast suggesting a temperature of 18.4 °C, lower than the historical average.

  • In general, the average temperature in Seine-Maritime at the beginning of September is 25 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.1 °C by the end of September.

  • The climate of Seine-Maritime in September is notably wet, with an average of 11 rainy days.

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

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
19
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
24°/14°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
70 %
Avg humidity

Seine-Maritime in September average weather

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Moderate or heavy rain shower
26°
2
Patchy rain possible
23°
3
Sunny
26°
4
Sunny
23°
5
Cloudy
23°
6
Sunny
27°
7
Sunny
27°
8
Sunny
24°
9
Partly cloudy
24°
10
Partly cloudy
24°
11
Light rain shower
19°
12
Overcast
18°
13
Mist
18°
14
Cloudy
21°
15
Sunny
23°
16
Partly cloudy
23°
17
Light rain shower
23°
18
Light rain shower
22°
19
Sunny
25°
20
Patchy rain possible
23°
21
Patchy rain possible
24°
22
Patchy rain possible
19°
23
Patchy rain possible
19°
24
Patchy rain possible
19°
25
Patchy rain possible
19°
26
Patchy rain possible
19°
27
Patchy rain possible
17°
28
Patchy rain possible
14°
29
Partly cloudy
16°
30
Patchy rain possible
16°
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Temperatures trend during September in Seine-Maritime

See the weather trend as well as the moving average line
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September weather 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
 26° /17° 15.4 mm 6
2 Sept. Patchy rain possible
Patchy rain possible
 23° /15° 1 mm 6
3 Sept. Sunny
Sunny
 26° /14° 0.1 mm 6
4 Sept. Sunny
Sunny
 23° /13° 0.8 mm 6
5 Sept. Cloudy
Cloudy
 23° /14° 3.3 mm 5
6 Sept. Sunny
Sunny
 27° /16° 0.3 mm 7
7 Sept. Sunny
Sunny
 27° /15° 2.6 mm 7
8 Sept. Sunny
Sunny
 24° /15° 10.5 mm 6
9 Sept. Partly cloudy
Partly cloudy
 24° /15° 0.4 mm 6
10 Sept. Partly cloudy
Partly cloudy
 24° /14° 0.8 mm 6
11 Sept. Light rain shower
Light rain shower
 19° /11° 2.8 mm 5
12 Sept. Overcast
Overcast
 18° /10° 1.5 mm 4
13 Sept. Mist
Mist
 18° /10° 0.4 mm 5
14 Sept. Cloudy
Cloudy
 21° /11° 0 mm 5
15 Sept. Sunny
Sunny
 23° /10° 0 mm 6
16 Sept. Partly cloudy
Partly cloudy
 23° /13° 0.1 mm 6
17 Sept. Light rain shower
Light rain shower
 23° /13° 0.7 mm 6
18 Sept. Light rain shower
Light rain shower
 22° /14° 6.5 mm 5
19 Sept. Sunny
Sunny
 25° /13° 0 mm 4
20 Sept. Patchy rain possible
Patchy rain possible
 23° /12° 1.6 mm 4
21 Sept. Patchy rain possible
Patchy rain possible
 24° /13° 0.4 mm 2
22 Sept. Patchy rain possible
Patchy rain possible
 19° /13° 4.4 mm 2
23 Sept. Patchy rain possible
Patchy rain possible
 19° /10° 2.1 mm 3
24 Sept. Patchy rain possible
Patchy rain possible
 19° /10° 0.6 mm 3
25 Sept. Patchy rain possible
Patchy rain possible
 19° /12° 3.1 mm 3
26 Sept. Patchy rain possible
Patchy rain possible
 19° /15° 2.8 mm 4
27 Sept. Patchy rain possible
Patchy rain possible
 17° /12° 0.7 mm 3
28 Sept. Patchy rain possible
Patchy rain possible
 14° /6° 0.3 mm 2
29 Sept. Partly cloudy
Partly cloudy
 16° /5° 0 mm 4
30 Sept. Patchy rain possible
Patchy rain possible
 16° /7° 0.4 mm 3
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Important Notice
Our weather forecast for Seine-Maritime 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 Seine-Maritime forecast closer to your planned date for the most up-to-date weather information.

Seine-Maritime in September - FAQ

What are the expected maximum and minimum temperatures in Seine-Maritime during September?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Seine-Maritime during September?
Moderate rainfall is anticipated in Seine-Maritime during September, with a total of 58.4 mm spread over approximately 11 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Seine-Maritime during September?
The average wind speed in Seine-Maritime during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Seine-Maritime in September?

As you prepare for your trip to Seine-Maritime 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 Seine-Maritime, 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
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • 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
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Get accurate weather forecasts for Seine-Maritime, located at latitude 49.443 and longitude 1.099. Stay updated with localized weather information tailored for Seine-Maritime.

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