Live Weather & Forecast
Weather in Grafton
Massachusetts, United States · Real-time conditions & 3-day outlook
22°C
Feels like 22°C
71°F / Feels 71°F
Overcast
Grafton, Massachusetts
🌞 Daytime
Updated: 2026-04-13 16:15
Humidity
47%
Wind
27 km/h SW
Wind Gust
35 km/h
Pressure
1010 mb
Visibility
16 km
UV Index
0.4
(Low)
Precipitation
0 mm
Cloud Cover
100%
Dew Point
14.9°C
Wind Degree
230°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
204.9 μg/m³
NO₂
15.5 μg/m³
O₃
100 μg/m³
SO₂
4.5 μg/m³
PM 2.5
9.3 μg/m³
PM 10
9.5 μg/m³
Today's Hourly Forecast
24-hour breakdown for Grafton, Massachusetts
12 AM
6°
Clear
1 AM
6°
Clear
2 AM
7°
Overcast
3 AM
7°
Clear
4 AM
8°
Clear
5 AM
8°
Clear
6 AM
8°
Partly Cloudy
7 AM
10°
Patchy rain nearby
8 AM
11°
Patchy rain nearby
9 AM
12°
Partly Cloudy
10 AM
15°
Partly Cloudy
11 AM
16°
Sunny
12 PM
18°
Sunny
1 PM
19°
Sunny
2 PM
22°
Sunny
3 PM
23°
Sunny
4 PM
22°
Overcast
5 PM
25°
Sunny
6 PM
24°
Sunny
7 PM
21°
Sunny
8 PM
19°
Clear
9 PM
18°
Clear
10 PM
18°
Patchy rain nearby
11 PM
17°
Clear
3-Day Forecast
Daily overview for Grafton, Massachusetts
Today
Sunny
25°
/
6°
🌧️ 0% chance of rain
💧 Avg. humidity: 75%
💨 Max wind: 27 km/h
🌧️ Total precip: 0.05 mm
☀️ UV Index: 1.2
🌅 Sunrise: 06:09 AM
🌇 Sunset: 07:26 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Sunny
28°
/
16°
🌧️ 0% chance of rain
💧 Avg. humidity: 71%
💨 Max wind: 19.1 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.8
🌅 Sunrise: 06:07 AM
🌇 Sunset: 07:27 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Moderate rain
28°
/
18°
🌧️ 88% chance of rain
💧 Avg. humidity: 69%
💨 Max wind: 21.6 km/h
🌧️ Total precip: 18.36 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:06 AM
🌇 Sunset: 07:28 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Best Time to Visit Grafton
Plan your trip to Grafton, 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 Grafton?
Current conditions in Grafton: Overcast, temperature 22°C, humidity 47%.
What is the best time to visit Grafton?
The best time to visit Grafton is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Grafton?
Grafton is located at approximately 42.2° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Grafton?
The wettest period in Grafton is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Grafton?
For visits to Grafton during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Grafton in?
Grafton is located in United States, in the state of Massachusetts.
What are the public holidays in Grafton in 2026?
View the 2026 public holidays for Grafton on our Holidays page.
What are the GPS coordinates used for the weather forecast in Grafton?
The weather forecast for Grafton uses coordinates 42.2063, -71.6854.