Grafton, MA Weather Forecast
Local 7-day forecast
Light Rain Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Grafton, MA in one place.
Rain likely and patchy fog before 4pm. Cloudy, with a high near 73. South wind 3 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Grafton, MA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 24, 2026 12:53 PM EDT.
The active forecast window currently covers May 25 to May 30, 2026 for Grafton, MA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 25 to May 30, 2026
- Latest sync
- May 24, 2026 12:53 PM EDT
- Forecast office
- BOX
- Source
- NOAA / NWS
Daily Outlook
This Week in Grafton
Wednesday looks like the warmest upcoming period in Grafton at 85 degrees F.
Friday Night is the coolest period ahead with temperatures near 50 degrees F.
The strongest winds are forecast for Wednesday at about 5 to 10 mph W.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- May 24, 2026 12:53 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- BOX
- Radar station
- KBOX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 58. Northwest wind around 6 mph.
Partly sunny, with a high near 80. East wind 2 to 8 mph.
Mostly cloudy, with a low around 60. Southwest wind 5 to 8 mph.
Partly sunny, with a high near 85. West wind 5 to 10 mph.
Partly cloudy, with a low around 60. Northwest wind 6 to 9 mph.
Mostly sunny, with a high near 76. Northwest wind 6 to 9 mph.
Partly cloudy, with a low around 53. Northwest wind 5 to 8 mph.
A slight chance of rain showers after 8am. Mostly sunny, with a high near 70. Northwest wind 5 to 9 mph.
A slight chance of rain showers before 10pm. Partly cloudy, with a low around 50. Northwest wind 5 to 8 mph.
Mostly sunny, with a high near 69. Northwest wind 5 to 8 mph.
Partly cloudy, with a low around 51. Northwest wind 3 to 7 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Memorial Day
May 25
|
Light Rain Likely
|
73°F |
3 to 7 mph
S
|
|
Monday Night
May 25
|
Mostly Cloudy
|
58°F |
6 mph
NW
|
|
Tuesday
May 26
|
Partly Sunny
|
80°F |
2 to 8 mph
E
|
|
Tuesday Night
May 26
|
Mostly Cloudy
|
60°F |
5 to 8 mph
SW
|
|
Wednesday
May 27
|
Partly Sunny
|
85°F |
5 to 10 mph
W
|
|
Wednesday Night
May 27
|
Partly Cloudy
|
60°F |
6 to 9 mph
NW
|
|
Thursday
May 28
|
Mostly Sunny
|
76°F |
6 to 9 mph
NW
|
|
Thursday Night
May 28
|
Partly Cloudy
|
53°F |
5 to 8 mph
NW
|
|
Friday
May 29
|
Slight Chance Rain Showers
|
70°F |
5 to 9 mph
NW
|
|
Friday Night
May 29
|
Slight Chance Rain Showers then Partly Cloudy
|
50°F |
5 to 8 mph
NW
|
|
Saturday
May 30
|
Mostly Sunny
|
69°F |
5 to 8 mph
NW
|
|
Saturday Night
May 30
|
Partly Cloudy
|
51°F |
3 to 7 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grafton.
