Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
The arrival of August sees an average high-temperature of a still moderately hot 80.4°F (26.9°C), hardly diverging from July's 82.2°F (27.9°C). Throughout the month of August, Westford witnesses an average low-temperature of 61.9°F (16.6°C).Humidity
In August, the average relative humidity is 74%.Rainfall
In Westford, during August, the rain falls for 13.5 days and regularly aggregates up to 2.09" (53mm) of precipitation. In Westford, during the entire year, the rain falls for 140.4 days and collects up to 27.13" (689mm) of precipitation.Snowfall
In Westford, snow does not fall in June through September.Daylight
The average length of the day in August is 13h and 52min.On the first day of August, sunrise is at 5:38 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 7:21 pm EDT.
Sunshine
August has the most sunshine of the year, with an average of 10.4h of 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 value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index, 6 in August, converts into the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are August temperatures?
What is the average humidity in August?
How much does it rain in August?
When it does not snow?
What is the average length of the day in August?
When is the sunrise / sunset in August?
What month has the most sunshine?
How many hours of sunshine does Westford have in August?
What are the months with the highest UV index?
How high is the UV index in August?
Average temperature in August
Westford, MA
- Average high temperature in August: 80.4°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in August: 61.9°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in August
Westford, MA
- Average pressure in August: 29.97"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 August
Westford, MA
- Average wind speed in August: 5.4mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in August
Westford, MA
- Average humidity in August: 74%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (70%).
Average rainfall in August
Westford, MA
- Average rainfall in August: 2.09"
The wettest month (with the highest rainfall) is December (2.72").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in August
Westford, MA
- Average rainfall days in August: 13.5 days
The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in August
Westford, MA
- Average snowfall in August: 0"
The month with the highest snowfall is February (6.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Westford, MA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Westford, MA
- Average daylight in August: 13h and 5min
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 August: 10h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in August
Westford, MA
- Average sunshine days in August: 15.9 days
The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is May (13.8 days).
Average UV index in August
Westford, MA
- Average UV index in August: 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 August
Westford, MA
- Average cloud cover in August: 33
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in August
Westford, MA
- Average visibility in August: 6mi
The months with the highest visibility are January, March, April, May, July, August, October, November and December (6mi).
The months with the lowest visibility are February, June and September (5mi).
Westford, Massachusetts, USA
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