July weather forecast
Northampton, MA

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Weather in July

Northampton, Massachusetts experiences the hottest month of the year in July, with temperatures soaring from 60.8°F (16°C) and peaking at 81.7°F (27.6°C). It's a time when the city is busting with summer activities as everyone soaks up the sun. Despite the heat, a constant breeze keeps the conditions from becoming overbearing. Frequent spells of rain provide relief from the warmth making the outdoors feel refreshing. If visiting Northampton in July, pack plenty of breathable clothing to beat the heat.

Temperature

July is the month that records the highest temperatures in Northampton, with averages ranging from a high of 81.7°F (27.6°C) to a low of 60.8°F (16°C).

Heat index

The average heat index in July is computed to be a hot 87.8°F (31°C). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.
The metrics for the heat index are tailored for both shady environments and light winds. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', shows a temperature sensation when both heat and moisture conditions are combined. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

In July, the average relative humidity is 76%.

Rainfall

In Northampton, Massachusetts, in July, it is raining for 13.7 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, in Northampton, there are 134.1 rainfall days, and 14.84" (377mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall.

Daylight

The average length of the day in July in Northampton is 14h and 55min.
On the first day of the month, sunrise is at 5:18 am and sunset at 8:31 pm. On the last day of July, sunrise is at 5:42 am and sunset at 8:10 pm EDT.

Sunshine

July and August, with an average of 10.3h of sunshine, are months with the most sunshine in Northampton.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index in Northampton. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: An average UV index of 6 in July transforms into this advice:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

What is the warmest month in Northampton?

July is the month when Northampton, Massachusetts, experiences its warmest temperatures, averaging a high of 81.7°F (27.6°C) and a low of 60.8°F (16°C).

What is the usual temperature for Northampton in July?

In July, in Northampton, the average high-temperature is 81.7°F (27.6°C), and the average low-temperature is 60.8°F (16°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in July is computed to be 87.8°F (31°C).

What is the average humidity in July in Northampton?

In July, the average relative humidity is 76%.

How many days does it rain in July in Northampton?

In Northampton, Massachusetts, during July, the rain falls for 13.7 days and regularly aggregates up to 1.46" (37mm) of precipitation.

When it does not snow in Northampton?

In Northampton, Massachusetts, snow does not fall in June through October.

What is the average length of the day in July in Northampton?

The average day length in July in Northampton, Massachusetts, is 14h and 55min.

What time are sunrise and sunset in July in Northampton?

On the first day of July in Northampton, sunrise is at 5:18 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:10 pm EDT.

What are the months with the most sunshine in Northampton?

July and August, with an average of 10.3h of sunshine, are months with the most sunshine in Northampton.

How many hours of sunshine does Northampton have in July?

In Northampton, the average sunshine duration in July is 10.3h.

What are the months with the highest UV index in Northampton?

June and July, with an average maximum UV index of 6, are months with the highest UV index in Northampton.

What is the UV index intensity in July in Northampton?

The average daily maximum UV index in July in Northampton is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from 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
Northampton, MA

Average temperature in July - Northampton, MA
  • 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 (30.4°F).

  • Average low temperature in July: 60.8°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (18°F).

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Average pressure in July
Northampton, MA

Average pressure in July - Northampton, MA
  • Average pressure in July: 29.95"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in July
Northampton, MA

Average wind speed in July - Northampton, MA
  • Average wind speed in July: 5.1mph

The windiest months (with the highest average wind speed) are January, February and March (8mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in July
Northampton, MA

Average humidity in July - Northampton, MA
  • Average humidity in July: 76%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in July
Northampton, MA

Average rainfall in July - Northampton, MA
  • Average rainfall in July: 1.46"

The wettest month (with the highest rainfall) is October (1.61").
The driest month (with the least rainfall) is February (0.91").

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Average rainfall days in July
Northampton, MA

Average rainfall days in July - Northampton, MA
  • Average rainfall days in July: 13.7 days

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (8.5 days).

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Average snowfall in July
Northampton, MA

Average snowfall in July - Northampton, MA
  • Average snowfall in July: 0"

The month with the highest snowfall is February (1.85").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in July
Northampton, MA

Average snowfall days in July - Northampton, MA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Northampton, MA

Average daylight in July / Average sunshine in July - Northampton, MA
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in July: 10h and 2min

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in July
Northampton, MA

Average sunshine days in July - Northampton, MA
  • Average sunshine days in July: 14.9 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (13.7 days).

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Average UV index in July
Northampton, MA

Average UV index in July - Northampton, MA
  • Average UV index in July: 6

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

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Average cloud cover in July
Northampton, MA

Average cloud cover in July - Northampton, MA
  • Average cloud cover in July: 35

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in July
Northampton, MA

Average visibility in July - Northampton, MA
  • Average visibility in July: 5mi

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

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Northampton, Massachusetts, USA

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