July weather forecast
Salem, NH

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Weather in July

July is the warmest month in Salem, with the highest average temperature of the year at 81.7°F (27.6°C), and also experiences no snowfall. The hot weather is typically complemented by a relaxed outdoor lifestyle and a diverse array of summer-specific activities and events. The increased hours of sunshine fill the city with a lively, vibrant energy. Despite the heat, the weather remains relatively comfortable thanks to the proximity of the Atlantic Ocean.

Temperature

July, noted for its average high-temperature of 81.7°F (27.6°C) and an average low-temperature of 63°F (17.2°C), is considered the warmest month.

Heat index

For July, the heat index is calculated to be a tropical 86°F (30°C). If one persists in activity during exposure, it could induce weariness and subsequently, heat cramps.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

In Salem, the average relative humidity in July is 74%.

Rainfall

In Salem, during July, the rain falls for 14.4 days and regularly aggregates up to 1.97" (50mm) of precipitation. Throughout the year, there are 144 rainfall days, and 26.97" (685mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Ocean temperature

In Salem, in July, the average water temperature is 64.8°F (18.2°C).
Note: For most, swimming in 64.8°F (18.2°C) is not a pleasant activity. Breathing becomes increasingly challenging as water temperature descends from 69.8°F (21°C) to 59°F (15°C).

Daylight

The average length of the day in July is 14h and 58min.
On the first day of July, sunrise is at 5:10 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:06 pm EDT.

Sunshine

In Salem, the average sunshine in July is 10.3h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In July, the maximum UV index of 6 translates into these guidelines:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

July, with average temperatures reaching a high of 81.7°F (27.6°C) and a low of 63°F (17.2°C), is the warmest month.

What is the average July temperature?

During July, Salem experiences an average high-temperature of 81.7°F (27.6°C) and a low-temperature of 63°F (17.2°C). In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is calculated to be 86°F (30°C).

What is the average humidity in July in Salem?

In Salem, New Hampshire, the average relative humidity in July is 74%.

How many days does it rain in July in Salem?

In Salem, in July, during 14.4 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow in Salem?

In Salem, snow does not fall in June through September.

How cold is the water in July?

In July, the average ocean temperature is 64.8°F (18.2°C). Swimming in 64.8°F (18.2°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

How many hours of daylight does Salem have in July?

The average day length in July in Salem is 14h and 58min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:10 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:06 pm EDT.

How long on average sun shines in July?

In Salem, New Hampshire, the average sunshine duration in July is 10.3h.

What is the month with the highest UV index?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index reading in July?

The average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Salem, NH

Average temperature in July - Salem, NH
  • Average high temperature in July: 81.7°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (32.2°F).

  • Average low temperature in July: 63°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

Average pressure in July
Salem, NH

Average pressure in July - Salem, NH
  • Average pressure in July: 29.94"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in July
Salem, NH

Average wind speed in July - Salem, NH
  • Average wind speed in July: 5.6mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in July
Salem, NH

Average humidity in July - Salem, NH
  • Average humidity in July: 74%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

Average rainfall in July
Salem, NH

Average rainfall in July - Salem, NH
  • Average rainfall in July: 1.97"

The wettest month (with the highest rainfall) is December (2.87").
The driest month (with the least rainfall) is September (1.3").

Average rainfall days in July
Salem, NH

Average rainfall days in July - Salem, NH
  • Average rainfall days in July: 14.4 days

The month with the highest number of rainy days is May (15.9 days).
The months with the least rainy days are January and February (7.6 days).

Average snowfall in July
Salem, NH

Average snowfall in July - Salem, NH
  • Average snowfall in July: 0"

The month with the highest snowfall is February (5.87").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Salem, NH

Average snowfall days in July - Salem, NH
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in July
Salem, NH

Average sea temperature in July - Salem, NH
  • Average sea temperature in July: 64.7°F

The best month for swimming (with the highest average sea temperature) is August (66.4°F).
The coldest month (with the lowest average sea temperature) is March (38.8°F).

Average daylight in July /
Average sunshine in July
Salem, NH

Average daylight in July / Average sunshine in July - Salem, NH
  • Average daylight in July: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in July: 10h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in July
Salem, NH

Average sunshine days in July - Salem, NH
  • Average sunshine days in July: 15.1 days

The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is May (13.5 days).

Average UV index in July
Salem, NH

Average UV index in July - Salem, NH
  • Average UV index in July: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in July
Salem, NH

Average cloud cover in July - Salem, NH
  • Average cloud cover in July: 33

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in July
Salem, NH

Average visibility in July - Salem, NH
  • Average visibility in July: 6mi

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is February (5mi).

Salem, New Hampshire, USA

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