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United States weather

Weather in New London, Connecticut for September 2027

Your guide to New London weather in September - trends and predictions

    Rain 🌧️

  • New London experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 252.3 mm.

    • More

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

  • ✨ Is September a good time to visit New London? – Ask the AI Weatherman

Average dry days
20
Dry days
Average rainy days
10
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/15°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
78 %
Avg humidity

New London Weather September

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

Temperatures trend during September in New London

See the weather trend as well as the moving average line

September weather in New London day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
Sept. 1 Heavy rain
Heavy rain
 23° /16° 57.8 mm 4
Sept. 2 Cloudy
Cloudy
 24° /16° 0.2 mm 5
Sept. 3 Light rain
Light rain
 25° /15° 4 mm 2
Sept. 4 Moderate rain
Moderate rain
 25° /17° 11.6 mm 2
Sept. 5 Moderate rain
Moderate rain
 25° /17° 14.1 mm 5
Sept. 6 Moderate rain
Moderate rain
 21° /17° 13 mm 2
Sept. 7 Moderate or heavy rain shower
Moderate or heavy rain shower
 24° /13° 6.9 mm 5
Sept. 8 Sunny
Sunny
 27° /13° 0 mm 7
Sept. 9 Cloudy
Cloudy
 23° /14° 0.3 mm 5
Sept. 10 Overcast
Overcast
 25° /18° 0.2 mm 2
Sept. 11 Sunny
Sunny
 26° /15° 0 mm 7
Sept. 12 Cloudy
Cloudy
 22° /14° 0 mm 6
Sept. 13 Heavy rain
Heavy rain
 22° /18° 28.6 mm 5
Sept. 14 Mist
Mist
 23° /16° 0 mm 4
Sept. 15 Fog
Fog
 19° /14° 0 mm 4
Sept. 16 Fog
Fog
 20° /15° 0 mm 5
Sept. 17 Fog
Fog
 21° /16° 0.9 mm 4
Sept. 18 Heavy rain
Heavy rain
 24° /17° 44 mm 4
Sept. 19 Overcast
Overcast
 22° /15° 0 mm 4
Sept. 20 Light rain
Light rain
 21° /14° 4.2 mm 3
Sept. 21 Patchy rain possible
Patchy rain possible
 19° /14° 2 mm 3
Sept. 22 Moderate or heavy rain shower
Moderate or heavy rain shower
 19° /14° 8.2 mm 2
Sept. 23 Overcast
Overcast
 21° /15° 0 mm 3
Sept. 24 Fog
Fog
 20° /15° 0 mm 3
Sept. 25 Light rain
Light rain
 20° /15° 4.8 mm 1
Sept. 26 Moderate rain
Moderate rain
 20° /17° 14.9 mm 3
Sept. 27 Moderate rain
Moderate rain
 21° /16° 14.4 mm 3
Sept. 28 Moderate rain
Moderate rain
 19° /15° 22.2 mm 2
Sept. 29 Overcast
Overcast
 22° /15° 0.1 mm 3
Sept. 30 Overcast
Overcast
 20° /16° 0.1 mm 1
Next
Important Notice
Our weather forecast for New London 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 New London forecast closer to your planned date for the most up-to-date weather information.
Change Month
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New London in September - FAQ

What are the expected maximum and minimum temperatures in New London during September?
During September, expect a variety of temperatures with highs around 22° and lows near 15°, suitable for diverse activities and preferences.

How much rainfall should be expected in New London during September?
Significant rainfall exceeding 252.3 mm is expected in New London during September, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in New London during September?
The average wind speed in New London during September is 22 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in New London

Explore the daily rainfall trends and prepare for New Londons September weather 💧
Typically, New London has 10 rainy days in September with a total of 252.3 mm of rainfall.

UV exposure in New London during September

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

Get accurate weather forecasts for New London, located at latitude 41.356 and longitude -72.1. Stay updated with localized weather information tailored for New London.

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