Updated October 2026
Salem Maritime National Historical Park Weather by Month
Salem Maritime National Historical Park is warmest in July, when the nearest NOAA climate station averages a high of 80°F and a low of 61°F, and coldest in January, with an average high of 36°F and an average low of 18°F. October is the wettest month, with about 5 inches of precipitation. Snowfall is heaviest in January, at about 13 inches.
These figures are NOAA's 1991–2020 climate normals, the 30-year average for each calendar month, from the nearest long-record weather station, 1.7 miles from the park's reference point. A single station cannot describe a whole park: temperatures elsewhere in Salem Maritime National Historical Park can differ from these, particularly with elevation.
Warmest month
Jul
80°F avg high
Coldest month
Jan
18°F avg low
Wettest month
Oct
5.0 in avg
Snowiest month
Jan
13.3 in avg
Longest days
Jun
15.1 h of daylight
Average weather at Salem Maritime by month
| Month | Avg high | Avg low | Precipitation | Snowfall | Daylight |
|---|---|---|---|---|---|
| January | 36°F | 18°F | 3.8 in | 13.3 in | 9.2 h |
| February | 38°F | 20°F | 3.5 in | 8.5 in | 10.3 h |
| March | 44°F | 26°F | 4.7 in | 7.5 in | 11.7 h |
| April | 55°F | 36°F | 4.3 in | 1.5 in | 13.2 h |
| May | 65°F | 45°F | 3.5 in | 0.0 in | 14.4 h |
| June | 74°F | 54°F | 4.1 in | 0.0 in | 15.1 h |
| July | 80°F | 61°F | 3.5 in | 0.0 in | 14.8 h |
| August | 79°F | 60°F | 3.3 in | 0.0 in | 13.7 h |
| September | 72°F | 53°F | 3.6 in | 0.0 in | 12.3 h |
| October | 61°F | 42°F | 5.0 in | 0.1 in | 10.8 h |
| November | 51°F | 33°F | 4.2 in | 0.8 in | 9.5 h |
| December | 42°F | 24°F | 4.7 in | 7.4 in | 8.9 h |
| Year total | 48.2 in | 39.1 in |
NOAA 1991–2020 climate normals from station USC00194502, 1.7 miles from the park's reference point. Daylight is the monthly average, computed from the park's latitude. Each month links to how crowded Salem Maritime is at that time of year.
Salem Maritime weather by season
Winter: December to February
Average highs bottom out at 36°F in January, between 42°F in December and 38°F in February, with average lows between 18°F and 24°F. The average low is at or below freezing in all three months. Together the three months average 12 inches of precipitation, about 25% of the yearly total. Snowfall averages about 29 inches for the season. Daylight is at its shortest, about 8.9 hours in December.
Spring: March to May
Average highs climb from 44°F in March to 65°F in May, with average lows between 26°F and 45°F. The average low is at or below freezing in March. Together the three months average 12.5 inches of precipitation, about 26% of the yearly total. Snowfall averages about 9 inches for the season, most of it in March. Daylight lengthens from about 11.7 hours in March to 14.4 in May.
Summer: June to August
Average highs peak at 80°F in July, between 74°F in June and 79°F in August, with average lows between 54°F and 61°F. Together the three months average 10.9 inches of precipitation, about 23% of the yearly total and less than in any other season. Daylight is at its longest, about 15.1 hours in June.
Fall: September to November
Average highs fall from 72°F in September to 51°F in November, with average lows between 33°F and 53°F. Together the three months average 12.8 inches of precipitation, about 27% of the yearly total and more than in any other season. Snowfall averages about 0.9 inches for the season. Daylight shortens from about 12.3 hours in September to 9.5 in November.
What the National Park Service says about the weather
New England weather is unpredictable year-round. Monthly averages, in degrees Fahrenheit, are: January: 37 high, 20 low February: 40 high, 23 low March: 47 high, 30 low April: 57 high, 38 low May: 67 high, 48 low June: 76 high, 58 low July: 82 high, 63 low August: 80 high, 62 low September: 73 high, 55 low October: 62 high, 45 low November: 52 high, 37 low December: 42 high, 27 low
Weather description courtesy of the National Park Service — official park site.
Today's forecast for Salem Maritime
Averages describe a typical month, not this week. For current conditions and the seven-day outlook, the National Weather Service issues a forecast for the park's reference point at 42.52°N, 70.89°W. It covers that one spot, so other elevations in the park can differ from it, as they do from the averages above.
National Weather Service forecast for Salem Maritime National Historical Park →
Weather and crowds together
July, the warmest month, sees about 1.6× the visitors of the park's average month. October is the busiest month of the year and January the quietest. To see those crowds set against the weather for all twelve months, read the best time to visit Salem Maritime National Historical Park. For hotels, cabins and rentals close to the park, see where to stay near Salem Maritime.
Where to stay near Salem Maritime
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Top-rated places to stay near Salem Maritime
Prices for Oct 16–18, 4 adults. Change dates on the map below.
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Frequently Asked Questions
July is the warmest month at Salem Maritime National Historical Park, with an average high of 80°F and an average low of 61°F. That is the 1991–2020 average at the nearest long-record NOAA station, 1.7 miles from the park's reference point. Temperatures inside the park can differ, particularly with elevation.
January is the coldest month at Salem Maritime National Historical Park, with an average low of 18°F and an average high of 36°F, based on NOAA 1991–2020 climate normals.
October is the wettest month, with about 5 inches of precipitation. August is the driest, at about 3.3 inches. The station records about 48.2 inches of precipitation in an average year.
Yes. The nearest long-record NOAA station, 1.7 miles from the park's reference point, averages about 39 inches of snow a year. January is the snowiest month, at about 13 inches. The station averages at least a tenth of an inch of snow in 7 of the 12 months.
Weather at nearby parks
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17 mi away · warmest in July (85°F)
18 mi away · warmest in July (85°F)
Keep exploring
Sources: NOAA NCEI U.S. Climate Normals 1991–2020 (station USC00194502), daylight computed from latitude, weather description from the National Park Service, crowd levels from National Park Service Visitor Use Statistics (1979–2025). Updated 2026-10-11. Lodging results are provided by Stay22; WhenToVisitParks may earn a commission from bookings, at no extra cost to you.