Mount Greylock
Location: Berkshire County, MA, US
Elevation: 3,488 feet
0 recorded summits
Current Conditions
Weather: Slight rain
Temperature: 39°F
Wind: 13 mph
Humidity: 100%
7-Day Summit Window
Best day: 2026-04-09 (score: 95/100)
- 2026-04-05: Poor (39/100) - Heavy precipitation, breezy, cool
- 2026-04-06: Good (64/100) - Overcast, breezy, cold
- 2026-04-07: Poor (35/100) - Chance of snow, breezy, cold
- 2026-04-08: Excellent (85/100) - Clear skies, calm winds, cool
- 2026-04-09: Excellent (95/100) - Clear skies, calm winds
- 2026-04-10: Excellent (87/100) - Overcast, calm winds
- 2026-04-11: Excellent (95/100) - Clear skies, calm winds
Air Quality
AQI: 17 (Good)
Trail Alerts (2)
- Stamp Status: Unfortunately, since we are not an official park yet, we do not currently have a park stamp.
- Park in Progress: Coltsville NHP is working toward establishment and is not yet an official park. We do not have a Visitor Center and visitor services are limited. For more information please visit our Park Development and Calendar pages.
Public Lands
- Mount Greylock State Reservation (SRMA, SPR)
- Mount Greylock State Reservation (SP, UNK)