July weather forecastGreenfield, MA
July
Weather in July
In July, the peak of summer is realized in Greenfield, Massachusetts with an average high temperature reaching up to 81.1°F (27.3°C). Residents make the best of the season, enjoying warm, sunny days and balmy evenings. The advent of August brings a subtle decrease in temperature, yet maintaining the delight of summer. It is indeed a time to witness the city basking in full majestic summer glory.Temperature
Greenfield's July weather reaches an average high of 81.1°F (27.3°C) and an average low of 59.2°F (15.1°C), making it the warmest month.Heat index
For July, the heat index is computed to be a hot 86°F (30°C). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.It is crucial to understand that heat index figures are for shade and gentle wind conditions. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', provides an understanding of perceived warmth by combining temperature and relative humidity. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. 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 July is 75%.Rainfall
In Greenfield, in July, during 16.3 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. In Greenfield, during the entire year, the rain falls for 158.8 days and collects up to 30" (762mm) of precipitation.Snowfall
In Greenfield, snow does not fall in June through September.Daylight
In July, the average length of the day in Greenfield is 14h and 56min.On the first day of July, sunrise is at 5:16 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:11 pm EDT.
Sunshine
July and August, with an average of 10.2h of sunshine, are months with the most sunshine.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: During July, 5 as the daily maximum UV index converts into the following advice:
Make use of precautions - Suggestions to resist sunburn are communicated. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Greenfield, 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 (29.5°F).
- Average low temperature in July: 59.2°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure in July
Greenfield, MA
- Average pressure in July: 29.94"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in July
Greenfield, MA
- Average wind speed in July: 5.2mph
The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in July
Greenfield, MA
- Average humidity in July: 75%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (73%).
Average rainfall in July
Greenfield, MA
- Average rainfall in July: 2.52"
The wettest months (with the highest rainfall) are October and December (3.03").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in July
Greenfield, MA
- Average rainfall days in July: 16.3 days
The months with the highest number of rainy days are May and July (16.3 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in July
Greenfield, MA
- Average snowfall in July: 0"
The month with the highest snowfall is February (7.01").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Greenfield, MA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Greenfield, MA
- Average daylight in July: 14h and 54min
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 12min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in July
Greenfield, MA
- Average sunshine days in July: 12.2 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in July
Greenfield, MA
- Average UV index in July: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in July
Greenfield, MA
- Average cloud cover in July: 35
The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in July
Greenfield, 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).
