Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
In Allston, Massachusetts, July is the warmest month, with temperatures averaging a high of 81.9°F (27.7°C) and a low of 64.6°F (18.1°C).Heat index
July's average heat index is calculated to be a tropical 86°F (30°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.Metrics for the heat index primarily focus on shaded spots and light wind conditions. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', takes into account both air temperature and humidity to illustrate what people actually feel. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
Humidity
The average relative humidity in July is 73%.Rainfall
In Allston, during July, the rain falls for 9.6 days and regularly aggregates up to 0.47" (12mm) of precipitation. In Allston, during the entire year, the rain falls for 81.8 days and collects up to 5.51" (140mm) of precipitation.Snowfall
June through October are months without snowfall in Allston.Daylight
In July, the average length of the day in Allston is 14h and 55min.On the first day of July, sunrise is at 5:11 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:36 am and sunset at 8:04 pm EDT.
Sunshine
In Allston, the average sunshine in July is 10.2h.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 threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum daily UV index of 6 during July morphs into the following directions:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
What month is the hottest in Allston?
What is the average July temperature in Allston?
What is the average humidity in July in Allston?
How much does it rain in Allston in July?
When it does not snow in Allston?
What is the average length of the day in July in Allston?
What time are sunrise and sunset in July in Allston?
How many hours of sunshine does Allston have in July?
What is the month with the highest UV index in Allston?
How high is the UV index in July in Allston?
Average temperature in July
Allston, 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 (33.8°F).
- Average low temperature in July: 64.6°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in July
Allston, MA
- Average pressure in July: 29.94"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in July
Allston, MA
- Average wind speed in July: 6.1mph
The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in July
Allston, MA
- Average humidity in July: 73%
The months with the highest relative humidity are January and February (77%).
The month with the lowest relative humidity is April (69%).
Average rainfall in July
Allston, MA
- Average rainfall in July: 0.47"
The wettest month (with the highest rainfall) is November (0.63").
The driest month (with the least rainfall) is September (0.2").
Average rainfall days in July
Allston, MA
- Average rainfall days in July: 9.6 days
The month with the highest number of rainy days is July (9.6 days).
The month with the least rainy days is January (4.3 days).
Average snowfall in July
Allston, MA
- Average snowfall in July: 0"
The month with the highest snowfall is December (0.71").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in July
Allston, MA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
Allston, 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 1min
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
Allston, MA
- Average sunshine days in July: 18 days
The month with the most sunshine days is January (23.5 days).
The month with the least sunshine days is June (17.4 days).
Average UV index in July
Allston, 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
Allston, MA
- Average cloud cover in July: 34
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
Allston, 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).
Allston, Massachusetts, USA
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