Yosemite National Park is definitely worth a visit
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Salem (NH) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Salem.
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Climate overview of Salem
Temperatures in Salem, New Hampshire, United States of America, vary greatly throughout the year. July is the hottest month at 29°C (84°F), while January is the coldest at 2°C (36°F).
The city has a wet climate, receiving around 1203 mm (47 in) of rain/snowfall per year. Despite the high annual total, it has warm summers and very cold winters. June is the wettest month. May is the sunniest month, averaging 10.0 hours of sunshine per day.
Salem Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Salem - and find the best time to visit.
Monthly Temperature in Salem
The climate in Salem is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 29°C (84°F) in July to a very cold 2°C (36°F) in January.
Nighttime temperatures range from 17°C (63°F) in July to -9°C (16°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Salem
Salem has a notably wet climate with abundant precipitation, recording 1203 mm (47 in) of rain/snowfall per year. The wettest period in Salem occurs in June, which receives around 128 mm (5 in) of precipitation. During the driest month, January, Salem experiences moderate snowfall, totaling 81 mm (3.2 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Salem Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Salem
In Salem, summer days are longer and more sunny, with daily sunshine hours peaking at 10.0 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 4.7 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Boston, the United States of America (48 KM, 30 Miles).
Daily hours of sunshine
Data from: Boston, the United States of America (48 KM, 30 Miles).
Daily percentage of sunshine
Data from: Boston, the United States of America (48 KM, 30 Miles).
Humidity in Salem by Month
The relative humidity is high throughout the year in Salem.
The city experiences its highest humidity in August, reaching 72%. In February, the humidity drops to its lowest level at 62%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Boston, the United States of America (48 KM, 30 Miles).
Best Time to Visit Salem
For comfortable weather, consider visiting Salem in July, August and September. Conditions are usually least favourable in January, February, March and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
wet
Apr
good
May
very good
Jun
very good
Jul
excellent
Aug
excellent
Sep
excellent
Oct
mixed
Nov
mixed
Dec
wet
- Best overall: July, August and September
- Warmest weather: July and August
- Most sunshine: May and July
- Fewer rainy days: February, March, August, September and November
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -9°C (16°F).
Frequently asked questions about the climate in Salem
What is the best time to visit Salem?
July, August and September typically offer the most optimal weather in Salem. In contrast, January, February, March and December tend to have less optimal conditions. Salem has warm summers and very cold winters.
What temperatures can I expect in Salem?
Daytime highs range from 2°C (36°F) in January to 29°C (84°F) in July. Nighttime lows range from -9°C (16°F) to 17°C (63°F). Temperatures vary considerably through the year.
How much rain does Salem get?
Annual rainfall is around 1203 mm (47 in). June is the wettest month with 128 mm (5 in), while January is the driest with 81 mm (3.2 in).
How sunny is Salem?
Salem receives around 2,665 hours of sunshine per year. May is the sunniest month with 301 hours, while December is the cloudiest with just 141 hours. Overall, Salem enjoys abundant sunshine.
Salem 3-Day Forecast
Salem on the map
Salem is highlighted - select any city to see its climate.
Popular in October
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