July weather forecast
Sandown, NH

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Weather in July

July is a warm summer month in Sandown, New Hampshire, with an average temperature ranging between min 61.3°F (16.3°C) and max 80.2°F (26.8°C).

Temperature

In Sandown, New Hampshire, July is identified by the highest average temperatures, reaching a peak of 80.2°F (26.8°C) and a low of 61.3°F (16.3°C).

Humidity

In July, the average relative humidity is 77%.

Rainfall

In Sandown, during July, the rain falls for 13 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, in Sandown, there are 137.4 rainfall days, and 28.15" (715mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Sandown.

Daylight

The average length of the day in July in Sandown is 14h and 59min.
On the first day of the month, sunrise is at 5:10 am and sunset at 8:27 pm. On the last day of July, sunrise is at 5:35 am and sunset at 8:06 pm EDT.

Sunshine

The average sunshine in July is 10h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.
Note: In July, the maximum UV index of 6 translates into these guidelines:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

What time of the year is the hottest in Sandown?

July, known for its average high temperature of 80.2°F (26.8°C) and an average low temperature of 61.3°F (16.3°C), is the warmest month in Sandown, New Hampshire.

What are the temperatures in Sandown in July?

In Sandown, in July, the average high-temperature is 80.2°F (26.8°C), and the average low-temperature is 61.3°F (16.3°C).

What is the average humidity in July in Sandown?

In Sandown, New Hampshire, the average relative humidity in July is 77%.

How many days does it rain in July in Sandown?

In Sandown, in July, it is raining for 13 days, with typically 2.13" (54mm) of accumulated precipitation.

When it does not snow in Sandown?

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

How many hours of daylight does Sandown have in July?

In July, the average day length is 14h and 59min.

When are sunrise and sunset in July in Sandown?

On the first day of July in Sandown, sunrise is at 5:10 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:06 pm EDT.

How long on average sun shines in July in Sandown?

In Sandown, the average sunshine duration in July is 10h.

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

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

How high is the UV index in July in Sandown?

In Sandown, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
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
Sandown, NH

Average temperature in July - Sandown, NH
  • Average high temperature in July: 80.2°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in July: 61.3°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in July
Sandown, NH

Average pressure in July - Sandown, 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).

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Average wind speed in July
Sandown, NH

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

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in July
Sandown, NH

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

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in July
Sandown, NH

Average rainfall in July - Sandown, NH
  • Average rainfall in July: 2.13"

The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in July
Sandown, NH

Average rainfall days in July - Sandown, NH
  • Average rainfall days in July: 13 days

The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (6.4 days).

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Average snowfall in July
Sandown, NH

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

The month with the highest snowfall is February (5.98").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Sandown, NH

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

The month with the highest number of snowfall days is January (9.3 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
Sandown, NH

Average daylight in July / Average sunshine in July - Sandown, 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 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 36min).

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Average sunshine days in July
Sandown, NH

Average sunshine days in July - Sandown, NH
  • Average sunshine days in July: 15.7 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is April (13.6 days).

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Average UV index in July
Sandown, NH

Average UV index in July - Sandown, 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).

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Average cloud cover in July
Sandown, NH

Average cloud cover in July - Sandown, NH
  • Average cloud cover in July: 36

The month with the most cloud cover is March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in July
Sandown, NH

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

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

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Sandown, New Hampshire, USA

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