Live Weather & Forecast
Weather in Chatham
Massachusetts, United States · Real-time conditions & 3-day outlook
16°C
Feels like 16°C
61°F / Feels 61°F
Cloudy
Chatham, Massachusetts
🌞 Daytime
Updated: 2026-04-15 16:45
Humidity
70%
Wind
9.4 km/h ESE
Wind Gust
18.1 km/h
Pressure
1012 mb
Visibility
16 km
UV Index
2.1
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
12.4°C
Wind Degree
110°
Air Quality Index
US EPA: Moderate
UK DEFRA: Low (2)
CO
177.9 μg/m³
NO₂
8.9 μg/m³
O₃
106 μg/m³
SO₂
3.4 μg/m³
PM 2.5
18.7 μg/m³
PM 10
23.3 μg/m³
Today's Hourly Forecast
24-hour breakdown for Chatham, Massachusetts
12 AM
12°
Clear
1 AM
11°
Clear
2 AM
11°
Clear
3 AM
11°
Clear
4 AM
10°
Clear
5 AM
10°
Clear
6 AM
11°
Clear
7 AM
13°
Sunny
8 AM
16°
Sunny
9 AM
19°
Sunny
10 AM
21°
Sunny
11 AM
19°
Sunny
12 PM
17°
Sunny
1 PM
16°
Sunny
2 PM
15°
Partly Cloudy
3 PM
14°
Partly Cloudy
4 PM
16°
Cloudy
5 PM
13°
Partly Cloudy
6 PM
12°
Sunny
7 PM
12°
Sunny
8 PM
11°
Patchy rain nearby
9 PM
11°
Mist
10 PM
10°
Partly Cloudy
11 PM
11°
Mist
3-Day Forecast
Daily overview for Chatham, Massachusetts
Today
Patchy rain nearby
23°
/
10°
🌧️ 81% chance of rain
💧 Avg. humidity: 84%
💨 Max wind: 22 km/h
🌧️ Total precip: 1.14 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:00 AM
🌇 Sunset: 07:21 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Thu, Apr 16
Partly Cloudy
15°
/
9°
🌧️ 0% chance of rain
💧 Avg. humidity: 89%
💨 Max wind: 27.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.4
🌅 Sunrise: 05:58 AM
🌇 Sunset: 07:22 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Overcast
11°
/
6°
🌧️ 0% chance of rain
💧 Avg. humidity: 93%
💨 Max wind: 26.3 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 0.7
🌅 Sunrise: 05:57 AM
🌇 Sunset: 07:23 PM
🌙 New Moon
🌑 Moon: 0% lit
Best Time to Visit Chatham
Plan your trip to Chatham, 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 Chatham?
Current conditions in Chatham: Cloudy, temperature 16°C, humidity 70%.
What is the best time to visit Chatham?
The best time to visit Chatham is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Chatham?
Chatham is located at approximately 41.7° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Chatham?
The wettest period in Chatham is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Chatham?
For visits to Chatham during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Chatham in?
Chatham is located in United States, in the state of Massachusetts.
What are the public holidays in Chatham in 2026?
View the 2026 public holidays for Chatham on our Holidays page.
What are the GPS coordinates used for the weather forecast in Chatham?
The weather forecast for Chatham uses coordinates 41.6823, -69.9595.