Acton, MA Current Weather Conditions

Current weather observations and 72-hour history for Acton, MA. • View 5-Day Forecast ›

▼Current Conditions — Acton, MA

NASHUA/BOIRE FLD (KASH)

Cloudy

68.0 F

Humidity:	%
Wind Speed:	S 4.6 mph
Barometer:	30.03 in
Dewpoint:	F
Visibility:	10.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	NA

Sep 1 2026, 03:45 AM EDT

Alert Subscriptions

Severe Weather

Tornado, flood & storm warnings

Observations

Station conditions & threshold alerts

Daily Forecast

Morning summary delivered daily

Lightning

Real-time strike alerts

▼State Weather Snapshot — Massachusetts

Temperature

Dewpoint

Wind Speed

Full Interactive Observation Map →

▼Radar — Massachusetts

Loading radar…

Active Alerts Lightning

Full Interactive Radar Map →

▼Hourly Observation History — Acton, MA

Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Temperature (F)		Relative Humidity	Wind Chill (F)	Heat Index (F)	Pressure
Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Air	Dwpt	Relative Humidity	Wind Chill (F)	Heat Index (F)	altimeter (in)	sea level (mb)
03:45 AM EDT	S 4.6	10.00	Cloudy	--	68.0		%	NA	NA	30.03	1016.9
03:40 AM EDT	S 3.4	10.00	Cloudy	--	68.0		%	NA	NA	30.04	1017.3
03:35 AM EDT	0.0	10.00	Cloudy	--	68.0		%	NA	NA	30.04	1017.3
03:30 AM EDT	S 3.4	10.00	Cloudy	--	68.0		%	NA	NA	30.04	1017.3
03:25 AM EDT	3.4	10.00	Cloudy	--	68.0		%	NA	NA	30.05	1017.6
03:15 AM EDT	S 4.6	10.00	Cloudy	--	68.0		%	NA	NA	30.05	1017.6
03:05 AM EDT	4.6	10.00	Cloudy	--	68.0		%	NA	NA	30.05	1017.6
03:00 AM EDT	4.6	10.00	Cloudy	--	68.0		%	NA	NA	30.05	1017.6
02:50 AM EDT	S 4.6	10.00	Cloudy	--	68.0		%	NA	NA	30.05	1017.6
02:40 AM EDT	4.6	10.00	Cloudy	--	68.0		%	NA	NA	30.05	1017.6
02:30 AM EDT	S 3.4	10.00	Cloudy	--	69.8		%	NA	NA	30.05	1017.6
02:25 AM EDT	S 3.4	10.00	Cloudy	--	68.0		%	NA	NA	30.05	1017.6
02:10 AM EDT	S 5.7	10.00	Cloudy	--	69.8		%	NA	NA	30.05	1017.6
02:05 AM EDT	S 5.7	10.00	Cloudy	--	69.8		%	NA	NA	30.05	1017.6
02:00 AM EDT	S 5.7	10.00	Cloudy	--	69.8		%	NA	NA	30.06	1017.9
01:50 AM EDT	S 4.6	10.00	Cloudy	--	69.8		%	NA	NA	30.06	1017.9
01:40 AM EDT	S 4.6	10.00	Cloudy	--	69.8		%	NA	NA	30.06	1017.9
01:35 AM EDT	3.4	10.00	Cloudy	--	69.8		%	NA	NA	30.06	1017.9
01:20 AM EDT	S 5.7	10.00	Cloudy	--	69.8		%	NA	NA	30.06	1017.9
01:15 AM EDT	S 3.4	10.00	Cloudy	--	69.8		%	NA	NA	30.06	1017.9
01:10 AM EDT	S 4.6	10.00	Cloudy	--	69.8		%	NA	NA	30.06	1017.9
01:05 AM EDT	S 4.6	10.00	Cloudy	--	69.8		%	NA	NA	30.06	1017.9
01:00 AM EDT	4.6	10.00	Cloudy	--	69.8		%	NA	NA	30.06	1017.9
12:50 AM EDT	5.7	10.00	Cloudy	--	69.8		%	NA	NA	30.06	1017.9
12:40 AM EDT	5.7	10.00	Mostly Cloudy	--	69.8		%	NA	NA	30.06	1017.9
12:35 AM EDT	4.6	10.00	Mostly Cloudy	--	69.8		%	NA	NA	30.06	1017.9
12:25 AM EDT	5.7	10.00	Mostly Cloudy	--	69.8		%	NA	NA	30.05	1017.6
12:20 AM EDT	4.6	10.00	Partly Cloudy	--	69.8		%	NA	NA	30.06	1017.9
12:10 AM EDT	4.6	10.00	Mostly Clear	--	69.8		%	NA	NA	30.06	1017.9
11:56 PM EDT	S 5.8	10.00	Clear	--	69.1		%	NA	NA	30.06	1018.0
11:50 PM EDT	5.7	10.00	Clear	--	69.8		%	NA	NA	30.06	1017.9
11:40 PM EDT	SE 4.6	10.00	Mostly Clear	--	69.8		%	NA	NA	30.06	1017.9
11:35 PM EDT	SE 3.4	10.00	Partly Cloudy	--	69.8		%	NA	NA	30.06	1017.9
11:30 PM EDT	SE 4.6	10.00	Partly Cloudy	--	69.8		%	NA	NA	30.06	1017.9
11:25 PM EDT	4.6	10.00	Mostly Cloudy	--	69.8		%	NA	NA	30.06	1017.9
11:10 PM EDT	0.0	10.00	Mostly Cloudy	--	68.0		%	NA	NA	30.06	1017.9
11:05 PM EDT	0.0	10.00	Partly Cloudy	--	66.2		%	NA	NA	30.06	1017.9
11:00 PM EDT	0.0	10.00	Mostly Clear	--	66.2		%	NA	NA	30.06	1017.9
10:50 PM EDT	0.0	10.00	Mostly Clear	--	66.2		%	NA	NA	30.06	1017.9
10:45 PM EDT	3.4	10.00	Clear	--	68.0		%	NA	NA	30.06	1017.9
10:40 PM EDT	4.6	10.00	Clear	--	68.0		%	NA	NA	30.06	1017.9
10:25 PM EDT	0.0	10.00	Clear	--	66.2		%	NA	NA	30.06	1017.9
10:20 PM EDT	0.0	10.00	Clear	--	66.2		%	NA	NA	30.06	1017.9
10:10 PM EDT	0.0	10.00	Clear	--	68.0		%	NA	NA	30.05	1017.6
10:05 PM EDT	0.0	10.00	Clear	--	68.0		%	NA	NA	30.05	1017.6
10:00 PM EDT	0.0	10.00	Clear	--	68.0		%	NA	NA	30.05	1017.6
09:50 PM EDT	0.0	10.00	Clear	--	66.2		%	NA	NA	30.05	1017.6
09:45 PM EDT	0.0	10.00	Clear	--	66.2		%	NA	NA	30.06	1017.9
09:40 PM EDT	0.0	10.00	Clear	--	64.4		%	NA	NA	30.06	1017.9
09:35 PM EDT	0.0	10.00	Clear	--	64.4		%	NA	NA	30.06	1017.9
09:25 PM EDT	0.0	10.00	Clear	--	66.2		%	NA	NA	30.06	1017.9
09:20 PM EDT	0.0	10.00	Clear	--	68.0		%	NA	NA	30.06	1017.9
09:10 PM EDT	0.0	10.00	Clear	--	66.2		%	NA	NA	30.06	1017.9
09:05 PM EDT	0.0	10.00	Clear	--	64.4		%	NA	NA	30.06	1017.9
09:00 PM EDT	0.0	10.00	Clear	--	64.4		%	NA	NA	30.06	1017.9
08:45 PM EDT	0.0	10.00	Clear	--	66.2		%	NA	NA	30.06	1017.9
08:35 PM EDT	0.0	10.00	Clear	--	68.0		%	NA	NA	30.06	1017.9
08:25 PM EDT	0.0	10.00	Clear	--	68.0		%	NA	NA	30.06	1017.9
08:20 PM EDT	0.0	10.00	Clear	--	66.2		%	NA	NA	30.06	1017.9
08:15 PM EDT	0.0	10.00	Clear	--	69.8		%	NA	NA	30.05	1017.6
08:10 PM EDT	0.0	10.00	Clear	--	69.8		%	NA	NA	30.05	1017.6
08:00 PM EDT	0.0	10.00	Clear	--	69.8		%	NA	NA	30.05	1017.6
07:50 PM EDT	3.4	10.00	Clear	--	73.4		%	NA	NA	30.05	1017.6
07:35 PM EDT	0.0	10.00	Clear	--	73.4		%	NA	NA	30.06	1017.9
07:25 PM EDT	0.0	10.00	Clear	--	73.4		%	NA	NA	30.06	1017.9
07:15 PM EDT	3.4	10.00	Clear	--	73.4		%	NA	NA	30.06	1017.9
07:10 PM EDT	3.4	10.00	Clear	--	73.4		%	NA	NA	30.06	1017.9
07:05 PM EDT	S 3.4	10.00	Clear	--	73.4		%	NA	NA	30.06	1017.9
06:56 PM EDT	3.4	10.00	Partly Cloudy	--	75.0		%	NA	NA	30.06	1018.0
06:50 PM EDT	0.0	10.00	Partly Cloudy	--	75.2		%	NA	NA	30.07	1018.3
06:45 PM EDT	0.0	10.00	Partly Cloudy	--	75.2		%	NA	NA	30.07	1018.3
06:40 PM EDT	4.6	10.00	Partly Cloudy	--	75.2		%	NA	NA	30.07	1018.3