Live Weather & Forecast
Weather in New London
Connecticut, United States · Real-time conditions & 3-day outlook
8°C
Feels like 8°C
47°F / Feels 46°F
Sunny
New London, Connecticut
🌞 Daytime
Updated: 2026-04-12 09:45
Humidity
37%
Wind
6.1 km/h NNE
Wind Gust
7.4 km/h
Pressure
1034 mb
Visibility
16 km
UV Index
1.6
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
-2.9°C
Wind Degree
15°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
170.9 μg/m³
NO₂
6.9 μg/m³
O₃
92 μg/m³
SO₂
2.2 μg/m³
PM 2.5
9.7 μg/m³
PM 10
11 μg/m³
Weather Alerts 1
Met
· Minor · Expected
Frost Advisory issued April 11 at 1:23PM EDT until April 12 at 9:00AM EDT by NWS Upton NY
* WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...In Connecticut, Southern Middlesex and Southern New London Counties. In New Jersey, Western Bergen and Western Passaic Counties. In New York, Northeast Suffolk, Northern Westchester, Rockland, and Southeast Suffolk Counties. * WHEN...From midnight tonight to 9 AM EDT Sunday. * IMPACTS...Frost could harm sensitive outdo...
Take steps now to protect tender plants from the cold.
Today's Hourly Forecast
24-hour breakdown for New London, Connecticut
12 AM
7°
Clear
1 AM
6°
Clear
2 AM
5°
Clear
3 AM
4°
Clear
4 AM
4°
Clear
5 AM
3°
Clear
6 AM
3°
Clear
7 AM
4°
Sunny
8 AM
6°
Sunny
9 AM
8°
Sunny
10 AM
10°
Sunny
11 AM
12°
Sunny
12 PM
13°
Sunny
1 PM
14°
Sunny
2 PM
14°
Sunny
3 PM
14°
Sunny
4 PM
13°
Sunny
5 PM
11°
Sunny
6 PM
10°
Overcast
7 PM
8°
Overcast
8 PM
7°
Overcast
9 PM
7°
Clear
10 PM
7°
Partly Cloudy
11 PM
7°
Overcast
3-Day Forecast
Daily overview for New London, Connecticut
Today
Sunny
15°
/
2°
🌧️ 0% chance of rain
💧 Avg. humidity: 48%
💨 Max wind: 19.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:13 AM
🌇 Sunset: 07:26 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Patchy rain nearby
12°
/
7°
🌧️ 89% chance of rain
💧 Avg. humidity: 92%
💨 Max wind: 29.9 km/h
🌧️ Total precip: 3.05 mm
☀️ UV Index: 0.9
🌅 Sunrise: 06:12 AM
🌇 Sunset: 07:27 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Partly Cloudy
20°
/
11°
🌧️ 0% chance of rain
💧 Avg. humidity: 87%
💨 Max wind: 16.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.7
🌅 Sunrise: 06:10 AM
🌇 Sunset: 07:28 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit New London
Plan your trip to New London, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in New London?
Current conditions in New London: Sunny, temperature 8°C, humidity 37%.
What is the best time to visit New London?
The best time to visit New London is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in New London?
New London is located at approximately 41.4° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in New London?
The wettest period in New London is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to New London?
For visits to New London during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is New London in?
New London is located in United States, in the state of Connecticut.
What are the public holidays in New London in 2026?
View the 2026 public holidays for New London on our Holidays page.
What are the GPS coordinates used for the weather forecast in New London?
The weather forecast for New London uses coordinates 41.3556, -72.0998.