Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September's arrival subtly correlates with a reduction in the average high-temperature, down from a moderately hot 75.9°F (24.4°C) in August to an agreeable 68.9°F (20.5°C). During September, Lanesborough experiences an average low-temperature of 50°F (10°C) at night.Humidity
In Lanesborough, the average relative humidity in September is 81%.Rainfall
In Lanesborough, in September, during 12.4 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. In Lanesborough, during the entire year, the rain falls for 149.4 days and collects up to 24.53" (623mm) of precipitation.Snowfall
In Lanesborough, snow does not fall in June through September.Daylight
The average length of the day in September in Lanesborough, Massachusetts, is 12h and 29min.On the first day of September in Lanesborough, Massachusetts, sunrise is at 6:18 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:35 pm EDT.
Sunshine
In September, the average sunshine in Lanesborough is 8.3h.UV index
In Lanesborough, Massachusetts, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 3 during September leads to these instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
What are September temperatures in Lanesborough?
What is the average humidity in September in Lanesborough?
How many days does it rain in September in Lanesborough?
When it does not snow in Lanesborough?
Does it snow in Lanesborough in September?
What is the average length of the day in September in Lanesborough?
What time are sunrise and sunset in September in Lanesborough?
How many hours of sunshine does Lanesborough have in September?
What is the UV index reading in September in Lanesborough?
Average temperature in September
Lanesborough, MA
- Average high temperature in September: 68.9°F
The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (26.6°F).
- Average low temperature in September: 50°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).
Average pressure in September
Lanesborough, MA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Lanesborough, MA
- Average wind speed in September: 5.7mph
The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Lanesborough, MA
- Average humidity in September: 81%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Lanesborough, MA
- Average rainfall in September: 2.05"
The wettest months (with the highest rainfall) are May and October (2.56").
The driest months (with the least rainfall) are January and February (1.46").
Average rainfall days in September
Lanesborough, MA
- Average rainfall days in September: 12.4 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in September
Lanesborough, MA
- Average snowfall in September: 0"
The month with the highest snowfall is February (5.59").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Lanesborough, MA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lanesborough, MA
- Average daylight in September: 12h and 3min
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 September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).
Average sunshine days in September
Lanesborough, MA
- Average sunshine days in September: 15.3 days
The month with the most sunshine days is November (16.2 days).
The month with the least sunshine days is February (9.6 days).
Average UV index in September
Lanesborough, MA
- Average UV index in September: 3
The months with the highest UV index are 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 September
Lanesborough, MA
- Average cloud cover in September: 42
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in September
Lanesborough, MA
- Average visibility in September: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Lanesborough, Massachusetts, USA
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