Petersham, MA Current Weather Conditions

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

▼Current Conditions — Petersham, MA

KEENE/DILLANT (KEEN)

Clear

62.6 F

Humidity:	42%
Wind Speed:	10.4 mph
Barometer:	30.29 in
Dewpoint:	39.2 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	NA

Oct 20 2026, 12:00 PM EDT

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▼Hourly Observation History — Petersham, 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)
12:00 PM EDT	10.4	10.00	Clear	--	62.6	39.2	42%	NA	NA	30.29	1025.7
11:50 AM EDT	12.7	10.00	Clear	--	62.6	39.2	42%	NA	NA	30.30	1026.1
11:40 AM EDT	12.7	10.00	Clear	--	62.6	39.2	42%	NA	NA	30.30	1026.1
11:35 AM EDT	11.5	10.00	Clear	--	60.8	39.2	45%	NA	NA	30.30	1026.1
11:30 AM EDT	10.4	10.00	Clear	--	60.8	39.2	45%	NA	NA	30.30	1026.1
11:00 AM EDT	11.5	10.00	Clear	--	59.0	39.2	48%	NA	NA	30.30	1026.1
10:40 AM EDT	5.7	10.00	Clear	--	55.4	42.8	62%	NA	NA	30.31	1026.4
10:25 AM EDT	NE 3.4	10.00	Clear	--	51.8	42.8	71%	NA	NA	30.32	1026.8
10:20 AM EDT	0.0	10.00	Clear	--	50.0	42.8	76%	NA	NA	30.32	1026.8
10:05 AM EDT	0.0	10.00	Clear	--	46.4	42.8	87%	NA	NA	30.32	1026.8
09:55 AM EDT	0.0	10.00	Clear	--	46.4	42.8	87%	NA	NA	30.32	1026.8
09:50 AM EDT	0.0	10.00	Clear	--	44.6	42.8	93%	NA	NA	30.32	1026.8
09:45 AM EDT	0.0	10.00	Clear	--	44.6	41.0	87%	NA	NA	30.32	1026.8
09:40 AM EDT	0.0	10.00	Clear	--	42.8	42.8	100%	NA	NA	30.32	1026.8
09:20 AM EDT	0.0	10.00	Clear	--	39.2	39.2	100%	NA	NA	30.33	1027.1
09:05 AM EDT	S 3.4	10.00	Clear	--	39.2	39.2	100%	37.0	NA	30.32	1026.8
08:55 AM EDT	0.0	10.00	Clear	--	37.4	37.4	100%	NA	NA	30.32	1026.8
08:50 AM EDT	S 3.4	10.00	Clear	--	37.4	37.4	100%	34.9	NA	30.32	1026.8
08:40 AM EDT	0.0	10.00	Clear	--	37.4		%	NA	NA	30.32	1026.8
08:25 AM EDT	0.0	10.00	Clear	--	33.8		%	NA	NA	30.32	1026.8
08:10 AM EDT	0.0	10.00	Clear	--	30.2		%	NA	NA	30.31	1026.4
08:00 AM EDT	0.0	10.00	Clear	--	30.2		%	NA	NA	30.31	1026.4
07:50 AM EDT	0.0	10.00	Clear	--	28.4		%	NA	NA	30.31	1026.4
07:45 AM EDT	0.0	10.00	Clear	--	28.4		%	NA	NA	30.30	1026.1
07:40 AM EDT	0.0	10.00	Clear	--	28.4		%	NA	NA	30.30	1026.1
07:35 AM EDT	0.0	10.00	Clear	--	28.4		%	NA	NA	30.30	1026.1
07:15 AM EDT	3.4	10.00	Clear	--	28.4		%	24.6	NA	30.30	1026.1
07:00 AM EDT	0.0	9.00	Mostly Clear	--	30.2		%	NA	NA	30.29	1025.7
06:55 AM EDT	0.0	10.00	Mostly Clear	--	30.2		%	NA	NA	30.29	1025.7
06:40 AM EDT	0.0	10.00	Mostly Clear	--	28.4		%	NA	NA	30.28	1025.4
06:30 AM EDT	0.0	10.00	Clear	--	30.2		%	NA	NA	30.28	1025.4
06:20 AM EDT	0.0	10.00	Clear	--	30.2		%	NA	NA	30.28	1025.4
06:15 AM EDT	0.0	10.00	Clear	--	30.2		%	NA	NA	30.28	1025.4
06:05 AM EDT	0.0	10.00	Clear	--	30.2		%	NA	NA	30.28	1025.4
05:55 AM EDT	0.0	10.00	Mostly Clear	--	30.2		%	NA	NA	30.27	1025.1
05:50 AM EDT	0.0	10.00	Mostly Clear	--	30.2	30.2	100%	NA	NA	30.27	1025.1
05:45 AM EDT	0.0	10.00	Mostly Clear	--	28.4		%	NA	NA	30.27	1025.1
05:15 AM EDT	0.0	10.00	Partly Cloudy	--	30.2		%	NA	NA	30.26	1024.7
05:05 AM EDT	3.4	8.00	Mostly Cloudy	--	30.2		%	26.6	NA	30.26	1024.7
04:50 AM EDT	0.0	9.00	Mostly Cloudy	--	30.2		%	NA	NA	30.25	1024.4
04:45 AM EDT	0.0	4.00	Haze	--	30.2		%	NA	NA	30.25	1024.4
04:35 AM EDT	0.0	1.75	Fog/Mist	--	30.2		%	NA	NA	30.25	1024.4
04:20 AM EDT	0.0	1.75	Fog/Mist	--	30.2	30.2	100%	NA	NA	30.25	1024.4
04:04 AM EDT	0.0	9.00	Partly Cloudy	--	30.2		%	NA	NA	30.26	1024.7
03:50 AM EDT	3.4	9.00	Mostly Cloudy	--	30.2		%	26.6	NA	30.26	1024.7
03:45 AM EDT	0.0	10.00	Mostly Cloudy	--	30.2		%	NA	NA	30.26	1024.7
02:56 AM EDT	0.0	10.00	Clear	--	32.0		%	NA	NA	30.27	1025.1
02:55 AM EDT	0.0	10.00	Clear	--	32.0		%	NA	NA	30.27	1025.1
02:40 AM EDT	0.0	10.00	Clear	--	32.0		%	NA	NA	30.27	1025.1
02:30 AM EDT	SW 3.4	10.00	Clear	--	32.0		%	28.8	NA	30.27	1025.1
02:20 AM EDT	0.0	9.00	Clear	--	32.0		%	NA	NA	30.27	1025.1
02:05 AM EDT	0.0	10.00	Clear	--	33.8		%	NA	NA	30.27	1025.1
01:55 AM EDT	0.0	10.00	Clear	--	33.8		%	NA	NA	30.27	1025.1
01:35 AM EDT	0.0	10.00	Clear	--	33.8		%	NA	NA	30.27	1025.1
01:25 AM EDT	0.0	10.00	Clear	--	33.8		%	NA	NA	30.27	1025.1
01:05 AM EDT	3.4	10.00	Clear	--	33.8		%	30.7	NA	30.27	1025.1
12:55 AM EDT	0.0	10.00	Clear	--	33.8		%	NA	NA	30.27	1025.1
11:50 PM EDT	0.0	0.75	Fog/Mist	--	37.4		%	NA	NA	30.27	1025.1
08:10 PM EDT	0.0	10.00	Clear	--	44.6	42.8	93%	NA	NA	30.31	1026.4
07:30 PM EDT	0.0	10.00	Clear	--	46.4	42.8	87%	NA	NA	30.31	1026.4
05:35 PM EDT	0.0	10.00	Clear	--	60.8	42.8	51%	NA	NA	30.31	1026.4
05:20 PM EDT	0.0	10.00	Clear	--	62.6	42.8	48%	NA	NA	30.31	1026.4
04:35 PM EDT	0.0	10.00	Clear	--	64.4	37.4	37%	NA	NA	30.31	1026.4
02:55 PM EDT	0.0	10.00	Clear	--	64.4	35.6	34%	NA	NA	30.34	1027.4
02:40 PM EDT	W 4.6	10.00	Clear	--	64.4	35.6	34%	NA	NA	30.35	1027.8
02:25 PM EDT	0.0	10.00	Clear	--	64.4	35.6	34%	NA	NA	30.36	1028.1
02:20 PM EDT	NW 6.9	10.00	Clear	--	64.4	35.6	34%	NA	NA	30.36	1028.1
02:10 PM EDT	5.7	10.00	Clear	--	64.4	37.4	37%	NA	NA	30.37	1028.4
02:00 PM EDT	0.0	10.00	Clear	--	64.4	37.4	37%	NA	NA	30.37	1028.4
01:55 PM EDT	0.0	10.00	Clear	--	62.6	35.6	36%	NA	NA	30.38	1028.8
01:45 PM EDT	S 3.4	10.00	Clear	--	62.6	35.6	36%	NA	NA	30.38	1028.8
01:40 PM EDT	0.0	10.00	Clear	--	62.6	35.6	36%	NA	NA		M