Acton, MA Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Acton, MA in one place.
A chance of rain showers before 2pm. Mostly cloudy, with a high near 73. Northwest wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Acton, 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 5:03 AM EDT.
The active forecast window currently covers May 25 to May 30, 2026 for Acton, MA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 25 to May 30, 2026
- Latest sync
- May 24, 2026 5:03 AM EDT
- Forecast office
- BOX
- Source
- NOAA / NWS
Daily Outlook
This Week in Acton
Wednesday looks like the warmest upcoming period in Acton 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 9 mph W.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- May 24, 2026 5:03 AM 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 56. West wind around 5 mph.
Partly sunny, with a high near 78. West wind 2 to 7 mph.
Partly cloudy, with a low around 60. Southwest wind around 6 mph.
A slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 85. West wind 5 to 9 mph.
A slight chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 57. West wind 5 to 8 mph.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 75. North wind 5 to 8 mph.
A slight chance of rain showers before 8pm. Partly cloudy, with a low around 51. North wind around 7 mph.
A chance of rain showers after 8am. Mostly sunny, with a high near 70. Northwest wind around 8 mph. Chance of precipitation is 30%.
A chance of rain showers before 1am. Partly cloudy, with a low around 50. West wind around 6 mph. Chance of precipitation is 30%.
A slight chance of rain showers between 9am and 1pm. Mostly sunny, with a high near 70. West wind around 7 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Memorial Day
May 25
|
Chance Rain Showers
|
73°F |
6 mph
NW
|
|
Monday Night
May 25
|
Mostly Cloudy
|
56°F |
5 mph
W
|
|
Tuesday
May 26
|
Partly Sunny
|
78°F |
2 to 7 mph
W
|
|
Tuesday Night
May 26
|
Partly Cloudy
|
60°F |
6 mph
SW
|
|
Wednesday
May 27
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
85°F |
5 to 9 mph
W
|
|
Wednesday Night
May 27
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
57°F |
5 to 8 mph
W
|
|
Thursday
May 28
|
Mostly Sunny then Slight Chance Rain Showers
|
75°F |
5 to 8 mph
N
|
|
Thursday Night
May 28
|
Slight Chance Rain Showers then Partly Cloudy
|
51°F |
7 mph
N
|
|
Friday
May 29
|
Chance Rain Showers
|
70°F |
8 mph
NW
|
|
Friday Night
May 29
|
Chance Rain Showers
|
50°F |
6 mph
W
|
|
Saturday
May 30
|
Slight Chance Rain Showers
|
70°F |
7 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Acton.
