July weather forecast
Wellesley Hills, MA

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Weather in July

July, like June, in Wellesley Hills, Massachusetts, is another warm summer month, with an average temperature fluctuating between 81.9°F (27.7°C) and 64°F (17.8°C).

Temperature

Wellesley Hills's temperature records reveal July as the warmest month, marked by average highs of 81.9°F (27.7°C) and lows of 64°F (17.8°C).

Heat index

July's mean heat index is appraised at a hot 87.8°F (31°C). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'feels like' or 'real feel', is achieved by amalgamating air temperature with the relative humidity readings. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.

Humidity

In Wellesley Hills, the average relative humidity in July is 74%.

Rainfall

In July, the rain falls for 10.2 days. Throughout July, 0.51" (13mm) of precipitation is accumulated. Throughout the year, there are 85.9 rainfall days, and 5.87" (149mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall.

Daylight

The average length of the day in July is 14h and 55min.
On the first day of the month, sunrise is at 5:12 am and sunset at 8:25 pm. On the last day of July, sunrise is at 5:37 am and sunset at 8:05 pm EDT.

Sunshine

In July, the average sunshine is 10.3h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Wellesley Hills. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index, 6 during July, leads to the following recommendations:
Fend off overexposure. Sun protection is vital. 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. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Frequently asked questions

What part of the year is the hottest?

Wellesley Hills's temperatures peak on average in July, reaching 81.9°F (27.7°C) at their highest and 64°F (17.8°C) at their lowest.

What is the temperature in July?

An average high-temperature, in July, in Wellesley Hills, is 81.9°F (27.7°C) and the average low-temperature is 64°F (17.8°C). In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is appraised at 87.8°F (31°C).

What is the average humidity in July?

In July, the average relative humidity is 74%.

How many days does it rain in July?

In Wellesley Hills, in July, it is raining for 10.2 days, with typically 0.51" (13mm) of accumulated precipitation.

When it does not snow?

In Wellesley Hills, snow does not fall in June through October.

What is the average length of the day in July?

In July, the average day length is 14h and 55min.

When is the sunrise / sunset in July?

In July, on the first day of the month, sunrise is at 5:12 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:05 pm EDT.

How long on average sun shines in July?

The average sunshine duration in July is 10.3h.

What is the month with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the UV index intensity in July in Wellesley Hills?

In Wellesley Hills, the average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Wellesley Hills, MA

Average temperature in July - Wellesley Hills, MA
  • Average high temperature in July: 81.9°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in July: 64°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

Average pressure in July
Wellesley Hills, MA

Average pressure in July - Wellesley Hills, MA
  • 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
Wellesley Hills, MA

Average wind speed in July - Wellesley Hills, MA
  • Average wind speed in July: 5.9mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

Average humidity in July
Wellesley Hills, MA

Average humidity in July - Wellesley Hills, MA
  • Average humidity in July: 74%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (70%).

Average rainfall in July
Wellesley Hills, MA

Average rainfall in July - Wellesley Hills, MA
  • Average rainfall in July: 0.51"

The wettest month (with the highest rainfall) is November (0.67").
The driest month (with the least rainfall) is September (0.24").

Average rainfall days in July
Wellesley Hills, MA

Average rainfall days in July - Wellesley Hills, MA
  • Average rainfall days in July: 10.2 days

The month with the highest number of rainy days is July (10.2 days).
The month with the least rainy days is February (4.1 days).

Average snowfall in July
Wellesley Hills, MA

Average snowfall in July - Wellesley Hills, MA
  • Average snowfall in July: 0"

The month with the highest snowfall is December (0.91").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in July
Wellesley Hills, MA

Average snowfall days in July - Wellesley Hills, MA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Wellesley Hills, MA

Average daylight in July / Average sunshine in July - Wellesley Hills, MA
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in July: 10h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in July
Wellesley Hills, MA

Average sunshine days in July - Wellesley Hills, MA
  • Average sunshine days in July: 17.8 days

The months with the most sunshine days are January and November (22.5 days).
The month with the least sunshine days is June (17.5 days).

Average UV index in July
Wellesley Hills, MA

Average UV index in July - Wellesley Hills, MA
  • 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).

Average cloud cover in July
Wellesley Hills, MA

Average cloud cover in July - Wellesley Hills, MA
  • 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).

Average visibility in July
Wellesley Hills, MA

Average visibility in July - Wellesley Hills, MA
  • Average visibility in July: 6mi

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

Wellesley Hills, Massachusetts, USA

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