Updated October 2026
Hopkinton State Park: Weather by Month and When to Go
Hopkinton State Park is a state park in Massachusetts. Average highs range from 38°F in January to 85°F in July.
Average highs sit between 60°F and 80°F in April through June and September through October. They run above 80°F in July and August and below 60°F in November through March. The figures are NOAA climate normals for 1991–2020, measured at a weather station 9.2 miles from the park.
Warmest average high
85°F
July
Coldest average low
17°F
January
Most precipitation
5.1 in
October
Longest days
15.1 h
June
Hopkinton State Park weather by month
| Month | Average high | Average low | Precipitation | Snowfall | Daylight |
|---|---|---|---|---|---|
| January | 38°F | 17°F | 4.1 in | 13.5 in | 9.2 h |
| February | 41°F | 18°F | 3.3 in | 11.9 in | 10.3 h |
| March | 48°F | 25°F | 4.6 in | 11.0 in | 11.7 h |
| April | 60°F | 35°F | 4.8 in | 3.2 in | 13.2 h |
| May | 71°F | 46°F | 3.9 in | 0.0 in | 14.4 h |
| June | 79°F | 55°F | 4.5 in | 0.0 in | 15.1 h |
| July | 85°F | 61°F | 3.5 in | 0.0 in | 14.8 h |
| August | 83°F | 59°F | 3.9 in | 0.0 in | 13.7 h |
| September | 76°F | 51°F | 4.2 in | 0.0 in | 12.3 h |
| October | 65°F | 39°F | 5.1 in | 0.1 in | 10.8 h |
| November | 53°F | 31°F | 3.8 in | 1.6 in | 9.6 h |
| December | 43°F | 23°F | 4.7 in | 10.2 in | 8.9 h |
Temperature, precipitation and snowfall figures are NOAA climate normals for 1991–2020 from station USC00199316, the nearest station with a complete set of temperature normals, 9.2 miles from the park. Conditions in the park can differ from the station's, most of all where the two sit at different elevations. Daylight is calculated for the park's latitude at the middle of each month.
What the averages show
- Temperature. July is the warmest month, with an average high of 85°F and an average low of 61°F. January is the coldest month, with an average low of 17°F and an average high of 38°F.
- Precipitation. October is the wettest month, averaging 5.1 inches of precipitation, and February is the driest, at 3.3 inches. An average year brings about 50.4 inches in total.
- Snowfall. The station averages 51.5 inches of snow a year, with the most in January (13.5 inches).
- Daylight. Days run from about 8.9 hours of daylight in December to 15.1 hours in June.
Camping, trails, maps and fees
Whether Hopkinton State Park has camping or cabins, where its trails run, when it opens and what it charges are all published by the agency that runs the park. Its official page is the place to check before a trip.
Official Hopkinton State Park page
For the forecast rather than the averages, the National Weather Service issues a point forecast for the park's location.
Where to stay near Hopkinton State Park
Hotels, cabins and vacation rentals near Hopkinton State Park, with live availability and prices.
Top-rated places to stay near Hopkinton State Park
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Frequently Asked Questions
July is the warmest month, with an average high of 85°F and an average low of 61°F. January is the coldest month, with an average low of 17°F and an average high of 38°F. These are NOAA 1991–2020 climate normals from a weather station 9.2 miles from the park.
Average highs sit between 60°F and 80°F in April through June and September through October. They run above 80°F in July and August and below 60°F in November through March.
October is the wettest month, averaging 5.1 inches of precipitation, and February is the driest, at 3.3 inches. An average year brings about 50.4 inches in total. Snowfall averages 51.5 inches a year, with the most in January.
Days run from about 8.9 hours of daylight in December to 15.1 hours in June. The hours are calculated for the park's latitude.
Nearest National Park Service sites
- Minute Man National Historical Park18 miles away
- Frederick Law Olmsted National Historic Site21 miles away
- John Fitzgerald Kennedy National Historic Site22 miles away
Nearby state parks
- Purgatory Chasm State Reservation12 miles away
- Borderland State Park22 miles away
- Pilgrim Memorial State Park49 miles away
- Salisbury Beach State Reservation54 miles away
Distances are measured in a straight line from the park, so the drive is longer.
Keep exploring
Sources: NOAA NCEI U.S. Climate Normals 1991–2020; USGS Protected Areas Database for location; the official Massachusetts state park listing for the park's name.