Live Weather & Forecast
Weather in Cromwell
Connecticut, United States · Real-time conditions & 3-day outlook
10°C
Feels like 10°C
51°F / Feels 51°F
Sunny
Cromwell, Connecticut
🌞 Daytime
Updated: 2026-04-12 11:30
Humidity
29%
Wind
4.3 km/h SSW
Wind Gust
5 km/h
Pressure
1034 mb
Visibility
16 km
UV Index
4.8
(Moderate)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
-4.3°C
Wind Degree
206°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
181.9 μg/m³
NO₂
5.7 μg/m³
O₃
103 μg/m³
SO₂
2.9 μg/m³
PM 2.5
7.5 μg/m³
PM 10
8.7 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 Cromwell, Connecticut
12 AM
6°
Clear
1 AM
5°
Clear
2 AM
4°
Clear
3 AM
3°
Clear
4 AM
3°
Clear
5 AM
2°
Clear
6 AM
2°
Clear
7 AM
4°
Sunny
8 AM
6°
Sunny
9 AM
8°
Sunny
10 AM
11°
Sunny
11 AM
10°
Sunny
12 PM
15°
Sunny
1 PM
16°
Sunny
2 PM
17°
Sunny
3 PM
17°
Sunny
4 PM
16°
Sunny
5 PM
14°
Sunny
6 PM
12°
Overcast
7 PM
9°
Overcast
8 PM
8°
Overcast
9 PM
8°
Cloudy
10 PM
7°
Partly Cloudy
11 PM
7°
Overcast
3-Day Forecast
Daily overview for Cromwell, Connecticut
Today
Sunny
17°
/
2°
🌧️ 0% chance of rain
💧 Avg. humidity: 45%
💨 Max wind: 15.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:15 AM
🌇 Sunset: 07:28 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Overcast
16°
/
7°
🌧️ 0% chance of rain
💧 Avg. humidity: 86%
💨 Max wind: 20.9 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 0.6
🌅 Sunrise: 06:14 AM
🌇 Sunset: 07:29 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Partly Cloudy
26°
/
16°
🌧️ 0% chance of rain
💧 Avg. humidity: 74%
💨 Max wind: 14.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.7
🌅 Sunrise: 06:12 AM
🌇 Sunset: 07:30 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Cromwell
Plan your trip to Cromwell, 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 Cromwell?
Current conditions in Cromwell: Sunny, temperature 10°C, humidity 29%.
What is the best time to visit Cromwell?
The best time to visit Cromwell is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Cromwell?
Cromwell is located at approximately 41.6° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Cromwell?
The wettest period in Cromwell is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Cromwell?
For visits to Cromwell during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Cromwell in?
Cromwell is located in United States, in the state of Connecticut.
What are the public holidays in Cromwell in 2026?
View the 2026 public holidays for Cromwell on our Holidays page.
What are the GPS coordinates used for the weather forecast in Cromwell?
The weather forecast for Cromwell uses coordinates 41.595, -72.6456.