July weather forecast and climate
Brookline, NH

July, like June, in Brookline, New Hampshire, is a moderately hot summer month, with temperature in the range of an average low of 61.7°F (16.5°C) and an average high of 81.9°F (27.7°C).

Temperature

July is the warmest month, with an average high-temperature of 81.9°F (27.7°C) and an average low-temperature of 61.7°F (16.5°C).

Heat index

In July, the average heat index is evaluated at a tropical 87.1°F (30.6°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'real feel', 'apparent temperature', or 'felt air temperature', is a measure of how hot it feels when the actual air humidity is factored in. This effect is individual, with diverse people perceiving weather differently for numerous reasons (wind, pregnancy, clothing), and activity. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The average relative humidity in Brookline is 74%.

Rainfall

In Brookline, during July, the rain falls for 15.8 days and regularly aggregates up to 2.4" (61mm) of precipitation. In Brookline, New Hampshire, during the entire year, the rain falls for 147.4 days and collects up to 28.46" (723mm) of precipitation.

Snowfall

In Brookline snow does not fall in June through September.

Daylight

The average length of the day in July is 15h.

Sunshine

The average sunshine in Brookline, New Hampshire, is 10.2h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Brookline. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the warmest month in Brookline?

With an average high-temperature of 81.9°F (27.7°C) and an average low-temperature of 61.7°F (16.5°C), July is the warmest month.

What is the temperature in July in Brookline?

In Brookline, New Hampshire, in July, the average high-temperature is 81.9°F (27.7°C), and the average low-temperature is 61.7°F (16.5°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), that factores the actual air temperature with the relative humidity, is appraised at 87.1°F (30.6°C).

What is the average humidity in July in Brookline?

The average relative humidity in July in Brookline, New Hampshire, is 74%.

How much does it rain in Brookline in July?

In July, in Brookline, New Hampshire, the rain falls for 15.8 days. Throughout July, 2.4" (61mm) of precipitation is accumulated.

When it does not snow in Brookline?

June through September are months without snowfall in Brookline, New Hampshire.

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

In July, the average length of the day in Brookline, New Hampshire, is 15h.

How long on average sun shines in July in Brookline?

In Brookline, New Hampshire, the average sunshine in July is 10.2h.

When is the highest UV index in Brookline?

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

What is the UV index intensity in July in Brookline?

In Brookline, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in July - Brookline, NH
  • Average high temperature in July: 27.7°C

The warmest month (with the highest average high temperature) is July (27.7°C).
The month with the lowest average high temperature is January (-0.6°C).

  • Average low temperature in July: 16.5°C

The month with the highest average low temperature is July (16.5°C).
The coldest month (with the lowest average low temperature) is January (-7.5°C).

Average pressure in July - Brookline, NH
  • Average pressure in July: 1013.9mbar

The month with the highest atmospheric pressure is November (1018.3mbar).
The month with the lowest atmospheric pressure is June (1013.2mbar).

Average wind speed in July - Brookline, NH
  • Average wind speed in July: 8.6km/h

The windiest month (with the highest average wind speed) is January (13.3km/h).
The calmest month (with the lowest average wind speed) is August (8.5km/h).

Average humidity in July - Brookline, NH
  • Average humidity in July: 74%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (71%).

Average rainfall in July - Brookline, NH
  • Average rainfall in July: 61mm

The wettest months (with the highest rainfall) are October and December (72mm).
The driest month (with the least rainfall) is September (38mm).

Average rainfall days in July - Brookline, NH
  • Average rainfall days in July: 15.8 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (7.3 days).

Average snowfall in July - Brookline, NH
  • Average snowfall in July: 0mm

The month with the highest snowfall is February (162mm).
Months with the least snowfall are June, July, August and September (0mm).

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

The month with the highest number of snowfall days is January (9.1 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July / Average sunshine in July - Brookline, NH
  • Average daylight in July: 15h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in July: 10.2h

The month with the most sunshine is August (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.6h).

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

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (13.2 days).

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

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

Average cloud cover in July - Brookline, 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 34).

Average visibility in July - Brookline, NH
  • Average visibility in July: 8km

Months with the highest visibility are April, November and December (9km).
Months with the lowest visibility are January, February, March, May, June, July, August, September and October (8km).