July weather forecast
Grafton, NH

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Weather in July

July is a moderately hot summer month in Grafton, New Hampshire, with an average temperature fluctuating between 79°F (26.1°C) and 57.6°F (14.2°C).

Temperature

July, marked by an average high-temperature of 79°F (26.1°C) and a low-temperature of 57.6°F (14.2°C), is the warmest month.

Humidity

In July, the average relative humidity is 77%.

Rainfall

In July, in Grafton, the rain falls for 11.6 days. Throughout July, 1.34" (34mm) of precipitation is accumulated. Throughout the year, in Grafton, there are 103.3 rainfall days, and 12.52" (318mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in July is 15h and 3min.
On the first day of July in Grafton, New Hampshire, sunrise is at 5:10 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:11 pm EDT.

Sunshine

The average sunshine in July is 9.8h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Grafton, New Hampshire. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 5 during July translates into the following directions:
Heed the precautions - It is counselled to guard against solar damage. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

What is the hottest time of year in Grafton?

July, with its average high-temperature of 79°F (26.1°C) and an average low-temperature of 57.6°F (14.2°C), holds the record as the warmest month.

What is the average July temperature in Grafton?

The average high-temperature and low-temperature during July are 79°F (26.1°C) and 57.6°F (14.2°C) respectively.

What is the average humidity in July in Grafton?

In Grafton, the average relative humidity in July is 77%.

How many days does it rain in July in Grafton?

In Grafton, New Hampshire, in July, during 11.6 rainfall days, 1.34" (34mm) of precipitation is typically accumulated.

When it does not snow in Grafton?

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

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

In Grafton, New Hampshire, the average day length in July is 15h and 3min.

What time are sunrise and sunset in July in Grafton?

In July, on the first day of the month, sunrise is at 5:10 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:11 pm EDT.

How long on average sun shines in July in Grafton?

The average sunshine duration in July in Grafton, New Hampshire, is 9.8h.

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

The months with the highest UV index in Grafton, New Hampshire, are May through August, with an average maximum UV index of 5.

What is the UV index intensity in July in Grafton?

In Grafton, New Hampshire, the average daily maximum UV index in July is 5. A UV Index reading of 3 to 5 represents a medium health risk 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
Grafton, NH

Average temperature in July - Grafton, NH
  • Average high temperature in July: 79°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (25.9°F).

  • Average low temperature in July: 57.6°F

The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (12.7°F).

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Average pressure in July
Grafton, NH

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

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in July
Grafton, NH

Average wind speed in July - Grafton, NH
  • Average wind speed in July: 5mph

The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in July
Grafton, NH

Average humidity in July - Grafton, NH
  • Average humidity in July: 77%

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April and May (75%).

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Average rainfall in July
Grafton, NH

Average rainfall in July - Grafton, NH
  • Average rainfall in July: 1.34"

The wettest month (with the highest rainfall) is October (1.54").
The driest month (with the least rainfall) is January (0.71").

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Average rainfall days in July
Grafton, NH

Average rainfall days in July - Grafton, NH
  • Average rainfall days in July: 11.6 days

The month with the highest number of rainy days is July (11.6 days).
The month with the least rainy days is February (3.4 days).

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Average snowfall in July
Grafton, NH

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

The month with the highest snowfall is February (4.02").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Grafton, NH

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

The month with the highest number of snowfall days is February (10.1 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
Grafton, NH

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in July: 9h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

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Average sunshine days in July
Grafton, NH

Average sunshine days in July - Grafton, NH
  • Average sunshine days in July: 17.7 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is February (16.1 days).

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Average UV index in July
Grafton, NH

Average UV index in July - Grafton, NH
  • Average UV index in July: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in July
Grafton, NH

Average cloud cover in July - Grafton, NH
  • Average cloud cover in July: 38

The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 36).

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Average visibility in July
Grafton, NH

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

The months with the highest visibility are January, March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are February and September (4mi).

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Grafton, New Hampshire, USA

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