Weather Forecast for New London

Connecticut, United States of America

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Partly cloudy

Current Weather - New London: 18°C

Connecticut, United States of America

Partly cloudy

Feels like 18°C

Wind

13 km/h WNW

Humidity

93%

Pressure

1010 mb

UV Index

2

Visibility

16 km

Heavy rain

Heavy rain

Friday, April 17, 2026

High

24°C

Low

13°C

Rain Chance

84%

Hourly Forecast

Patchy rain nearby 20°C
15:00
Heavy rain at times 19°C
16:00
Light rain 18°C
17:00
Sunny 16°C
18:00
Thundery outbreaks in nearby 15°C
19:00
Partly Cloudy 14°C
20:00
Thundery outbreaks in nearby 13°C
21:00
Thundery outbreaks in nearby 13°C
22:00
Cloudy 13°C
23:00
Apr 18

Day Statistics

Maximum Wind

20 km/h

Humidity

81%

Precipitation

30 mm

UV Index

1

Visibility

10 km

Rain Chance

84%

Snow Chance

0%

Sun & Moon

Sunrise

06:06 AM

Sunset

07:31 PM

Moonrise

05:49 AM

Moonset

08:12 PM

Moon Phase

New Moon

Moon Illumination

0%

Air Quality

PM2.5

19.2

μg/m³

PM10

20.8

μg/m³

NO₂

17.6

μg/m³

O₃

83

μg/m³

SO₂

2.7

μg/m³

CO

224.8

μg/m³

US EPA Index: 2 GB DEFRA Index: 2

Solar Radiation Data

Shortwave Radiation

392.72

Diffuse Radiation

73.73

DNI

371.64

GTI

188.47

When to visit New London?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: June July August

January

☀️
4°C
💧
15 Days of rain
❄️
Very heavy snowfall
🥶 Coldest month

February

☀️
4°C
💧
14 Days of rain
❄️
Very heavy snowfall

March

☀️
7°C
💧
18 Days of rain
❄️
Very heavy snowfall

April

☀️
11°C
💧
16 Days of rain
❄️
Moderate snowfall

May

☀️
16°C
💧
13 Days of rain
❄️
No snowfall

June

☀️
21°C
💧
14 Days of rain
❄️
No snowfall
Best time to visit

July

☀️
25°C
💧
11 Days of rain
❄️
No snowfall
Best time to visit
🌵 Driest month

August

☀️
25°C
💧
14 Days of rain
❄️
No snowfall
Best time to visit
🔥 Hottest month

September

☀️
22°C
💧
15 Days of rain
❄️
No snowfall

October

☀️
17°C
💧
18 Days of rain
❄️
Light snow possible

November

☀️
12°C
💧
16 Days of rain
❄️
Moderate snowfall

December

☀️
7°C
💧
18 Days of rain
❄️
Very heavy snowfall
🌧 Wettest month,