July weather forecast
Worcester, MA

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Buildings and a sign of Worcester in Massachusetts
Buildings and a sign of Worcester in Massachusetts

Weather in July

July sets forth the zenith of summer in Worcester, recorded by an average high temperature of 81.1°F (27.3°C). The month is characterized by warm, sunny days fostering lively outdoor events and activities. A moderate rainfall serves to temper the warm days offering periodic comfort to residents. Despite the high temperatures, breezy winds make the summer air easy-breezy. Hence, Worcester in July offers a classic summer scenario, complete with warm sunlight and refreshing showers.

Temperature

July proves to be the warmest month, recording an average peak temperature of 81.1°F (27.3°C) and a minimum temperature of 61.7°F (16.5°C).

Heat index

The heat index in July is computed to be a hot 86°F (30°C). Exhaustion becomes probable with enduring exposure and activity, potentially causing heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a composite of temperature and humidity figures to convey how warm it feels. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

In July, the average relative humidity is 77%.

Rainfall

In July, the rain falls for 16.2 days. Throughout July, 2.52" (64mm) of precipitation is accumulated. Throughout the year, there are 146.1 rainfall days, and 28.94" (735mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in July is 14h and 55min.
On the first day of the month, sunrise is at 5:14 am and sunset at 8:27 pm. On the last day of July, sunrise is at 5:39 am and sunset at 8:07 pm EDT.

Sunshine

July and August, with an average of 10h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 6 during July translates into the following guidance:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Jun 4, 2024
Published by: Weather Atlas | About Us | Weather Forecasting
| Data Sources

Frequently asked questions

What month is the hottest?

Worcester's warmest month, July, generally records average temperatures ranging from a high of 81.1°F (27.3°C) to a low of 61.7°F (16.5°C).

What are the temperatures in July?

The high-temperature during July is 81.1°F (27.3°C) and the low-temperature is 61.7°F (16.5°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is computed to be 86°F (30°C).

What is the average humidity in July?

The average relative humidity in July in Worcester, Massachusetts, is 77%.

How many days does it rain in July?

In Worcester, during July, the rain falls for 16.2 days and regularly aggregates up to 2.52" (64mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in July?

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

When are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:14 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:07 pm EDT.

What is the month with the most sunshine?

The months with the most sunshine in Worcester are July and August, with an average of 10h of sunshine.

How many hours of sunshine does Worcester have in July?

The average sunshine duration in July is 10h.

What are the months with the highest UV index?

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

What is the UV index reading in July?

In Worcester, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high 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
Worcester, MA

Average temperature in July - Worcester, MA
  • Average high temperature in July: 81.1°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in July: 61.7°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in July
Worcester, MA

Average pressure in July - Worcester, MA
  • Average pressure in July: 29.95"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in July
Worcester, MA

Average wind speed in July - Worcester, MA
  • Average wind speed in July: 5.7mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in July
Worcester, MA

Average humidity in July - Worcester, MA
  • Average humidity in July: 77%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (72%).

Average rainfall in July
Worcester, MA

Average rainfall in July - Worcester, MA
  • Average rainfall in July: 2.52"

The wettest month (with the highest rainfall) is December (2.76").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in July
Worcester, MA

Average rainfall days in July - Worcester, MA
  • Average rainfall days in July: 16.2 days

The month with the highest number of rainy days is May (16.3 days).
The months with the least rainy days are January and February (6.8 days).

Average snowfall in July
Worcester, MA

Average snowfall in July - Worcester, MA
  • Average snowfall in July: 0"

The month with the highest snowfall is February (6.06").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Worcester, MA

Average snowfall days in July - Worcester, MA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Worcester, MA

Average daylight in July / Average sunshine in July - Worcester, 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 12min).

  • Average sunshine in July: 10h and 0min

The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in July
Worcester, MA

Average sunshine days in July - Worcester, MA
  • Average sunshine days in July: 12.9 days

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is June (12.8 days).

Average UV index in July
Worcester, MA

Average UV index in July - Worcester, 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
Worcester, MA

Average cloud cover in July - Worcester, MA
  • Average cloud cover in July: 38

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in July
Worcester, MA

Average visibility in July - Worcester, MA
  • Average visibility in July: 5mi

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

Worcester, Massachusetts, USA

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