July weather forecast
Rochester, NH

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Weather in July

With the onset of July, Rochester residents experience summer in full swing. The weather peaks with an average highest temperature of 78.3°F (25.7°C), the hottest Rochester gets in a year. The amount of rainfall reduces, and the number of daylight hours starts to decrease, subtly hinting at a change in season in the future. Despite the heat, the city frequently enjoys cool breezes, providing precious relief to the residents. Overall, July heralds the zenith of summer with the highest temperatures, an abundance of sunshine, and a decrease in rainfall.

Temperature

July proves to be the warmest month in Rochester, recording an average peak temperature of 78.3°F (25.7°C) and a minimum temperature of 60.3°F (15.7°C).

Humidity

The average relative humidity in July is 79%.

Rainfall

In July, the rain falls for 14.1 days. Throughout July, 2.05" (52mm) of precipitation is accumulated. Throughout the year, there are 143.1 rainfall days, and 29.06" (738mm) of precipitation is accumulated.

Snowfall

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

Daylight

In July, the average length of the day in Rochester, New Hampshire, is 15h and 1min.
On the first day of the month, sunrise is at 5:07 am and sunset at 8:27 pm. On the last day of July, sunrise is at 5:33 am and sunset at 8:06 pm EDT.

Sunshine

In Rochester, the average sunshine in July is 10h.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 6 in July translates into this advice:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
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Frequently asked questions

What is the warmest month in Rochester?

In Rochester, the average temperatures in July are the highest, with a peak at 78.3°F (25.7°C) and a low of 60.3°F (15.7°C).

What are the temperatures in Rochester in July?

During July, Rochester experiences an average high-temperature of 78.3°F (25.7°C) and a low-temperature of 60.3°F (15.7°C).

What is the average humidity in July in Rochester?

In Rochester, New Hampshire, the average relative humidity in July is 79%.

How much does it rain in Rochester in July?

In July, in Rochester, the rain falls for 14.1 days. Throughout July, 2.05" (52mm) of precipitation is accumulated.

When it does not snow in Rochester?

In Rochester, New Hampshire, snow does not fall in June through September.

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

In July, the average day length is 15h and 1min.

When is the sunrise / sunset in July in Rochester?

In July, on the first day of the month, sunrise is at 5:07 am and sunset at 8:27 pm. On the last day of the month, in Rochester, sunrise is at 5:33 am and sunset at 8:06 pm EDT.

How many hours of sunshine does Rochester have in July?

In July, the average sunshine duration in Rochester, New Hampshire, is 10h.

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

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

How high is the UV index in July in Rochester?

In Rochester, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Rochester, NH

Average temperature in July - Rochester, NH
  • Average high temperature in July: 78.3°F

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in July: 60.3°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

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Average pressure in July
Rochester, NH

Average pressure in July - Rochester, NH
  • Average pressure in July: 29.93"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).

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Average wind speed in July
Rochester, NH

Average wind speed in July - Rochester, NH
  • Average wind speed in July: 5.5mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in July
Rochester, NH

Average humidity in July - Rochester, NH
  • Average humidity in July: 79%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in July
Rochester, NH

Average rainfall in July - Rochester, NH
  • Average rainfall in July: 2.05"

The wettest months (with the highest rainfall) are October and December (3.11").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in July
Rochester, NH

Average rainfall days in July - Rochester, NH
  • Average rainfall days in July: 14.1 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is February (6.8 days).

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Average snowfall in July
Rochester, NH

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

The month with the highest snowfall is December (6.69").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Rochester, NH

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

The month with the highest number of snowfall days is January (10.4 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
Rochester, NH

Average daylight in July / Average sunshine in July - Rochester, 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 0min).

  • Average sunshine in July: 10h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in July
Rochester, NH

Average sunshine days in July - Rochester, NH
  • Average sunshine days in July: 15 days

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is April (13.3 days).

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Average UV index in July
Rochester, NH

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

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

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Average cloud cover in July
Rochester, NH

Average cloud cover in July - Rochester, NH
  • Average cloud cover in July: 35

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in July
Rochester, NH

Average visibility in July - Rochester, NH
  • Average visibility in July: 5mi

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

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Rochester, New Hampshire, USA

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