July weather forecast
Jaffrey, NH

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Weather in July

July is a warm summer month in Jaffrey, New Hampshire, with an average temperature ranging between min 59.5°F (15.3°C) and max 79.5°F (26.4°C).

Temperature

With its high average temperature of 79.5°F (26.4°C) and a low of 59.5°F (15.3°C), July is regarded as the warmest month.

Humidity

The average relative humidity in July is 76%.

Rainfall

In Jaffrey, during July, the rain falls for 15.4 days and regularly aggregates up to 2.8" (71mm) of precipitation. Throughout the year, there are 149.5 rainfall days, and 32.13" (816mm) of precipitation is accumulated.

Snowfall

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

Daylight

In July, the average length of the day is 14h and 58min.
On the first day of July, sunrise is at 5:13 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:09 pm EDT.

Sunshine

In Jaffrey, New Hampshire, the average sunshine in July is 9.8h.

UV index

July is the month with the highest UV index in Jaffrey, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In July, the average maximum UV index of 6 translates into the following recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month in Jaffrey?

July is the warmest month in Jaffrey, New Hampshire, with the temperature often reaching an average high of 79.5°F (26.4°C) and an average low of 59.5°F (15.3°C).

What is the usual temperature for Jaffrey in July?

The average high-temperature, in July, in Jaffrey, is 79.5°F (26.4°C), while the average low-temperature is 59.5°F (15.3°C).

What is the average humidity in July in Jaffrey?

In Jaffrey, New Hampshire, the average relative humidity in July is 76%.

How much does it rain in Jaffrey in July?

In Jaffrey, in July, during 15.4 rainfall days, 2.8" (71mm) of precipitation is typically accumulated.

When it does not snow in Jaffrey?

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

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

In July, the average day length is 14h and 58min.

When is the sunrise / sunset in July in Jaffrey?

In July, on the first day of the month, sunrise is at 5:13 am and sunset at 8:30 pm. On the last day of the month, in Jaffrey, sunrise is at 5:39 am and sunset at 8:09 pm EDT.

How long on average sun shines in July in Jaffrey?

In Jaffrey, New Hampshire, the average sunshine duration in July is 9.8h.

What is the month with the highest UV index in Jaffrey?

July is the month with the highest UV index in Jaffrey, with an average maximum UV index of 6.

What is the UV index reading in July in Jaffrey?

In Jaffrey, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health threat 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
Jaffrey, NH

Average temperature in July - Jaffrey, NH
  • Average high temperature in July: 79.5°F

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (28°F).

  • Average low temperature in July: 59.5°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

Average pressure in July
Jaffrey, NH

Average pressure in July - Jaffrey, 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 (29.92"Hg).

Average wind speed in July
Jaffrey, NH

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

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in July
Jaffrey, NH

Average humidity in July - Jaffrey, NH
  • Average humidity in July: 76%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).

Average rainfall in July
Jaffrey, NH

Average rainfall in July - Jaffrey, NH
  • Average rainfall in July: 2.8"

The wettest month (with the highest rainfall) is October (3.35").
The driest month (with the least rainfall) is September (2.17").

Average rainfall days in July
Jaffrey, NH

Average rainfall days in July - Jaffrey, NH
  • Average rainfall days in July: 15.4 days

The months with the highest number of rainy days are May, June and August (15.8 days).
The month with the least rainy days is February (7.2 days).

Average snowfall in July
Jaffrey, NH

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

The month with the highest snowfall is February (9.41").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Jaffrey, NH

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

The month with the highest number of snowfall days is February (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Jaffrey, 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: 9h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

Average sunshine days in July
Jaffrey, NH

Average sunshine days in July - Jaffrey, NH
  • Average sunshine days in July: 13.4 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is March (11.7 days).

Average UV index in July
Jaffrey, NH

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

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

Average cloud cover in July
Jaffrey, NH

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

The months with the most cloud cover are February and March (Cloud cover 54).
The months with the least cloud cover are July and August (Cloud cover 38).

Average visibility in July
Jaffrey, NH

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

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

Jaffrey, New Hampshire, USA

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