Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
As September transitions into October, Princeton sees a drop in the average high-temperature, transitioning from a pleasant 71.1°F (21.7°C) to a mild 58.1°F (14.5°C). Throughout the nights in October, Princeton experiences an average low-temperature of 43.5°F (6.4°C).Humidity
The average relative humidity in October is 80%.Rainfall
In Princeton, in October, during 11 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. In Princeton, during the entire year, the rain falls for 119.4 days and collects up to 12.44" (316mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.8 snowfall days, it receives 0.24" (6mm) of snow. In Princeton, during the entire year, snow falls for 41.1 days and aggregates up to 13.27" (337mm) of snow.Daylight
In Princeton, the average length of the day in October is 11h and 3min.On the first day of the month, sunrise is at 6:45 am and sunset at 6:28 pm. On the last day of October, sunrise is at 7:20 am and sunset at 5:41 pm EDT.
Sunshine
In October, the average sunshine is 5.4h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The UV index of 2 in October translates into these instructions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in October?
What is the average humidity in October?
How many days does it rain in October?
When does it start to snow?
What is the average length of the day in October?
When are sunrise and sunset in October?
How many hours of sunshine does Princeton have in October?
What is the month with the lowest UV index?
What is the UV index reading in October?
Average temperature in October
Princeton, MA
- Average high temperature in October: 58.1°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in October: 43.5°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).
Average pressure in October
Princeton, MA
- Average pressure in October: 30.01"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 October
Princeton, MA
- Average wind speed in October: 7.3mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in October
Princeton, MA
- Average humidity in October: 80%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (73%).
Average rainfall in October
Princeton, MA
- Average rainfall in October: 1.14"
The wettest months (with the highest rainfall) are June and July (1.3").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days in October
Princeton, MA
- Average rainfall days in October: 11 days
The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in October
Princeton, MA
- Average snowfall in October: 0.24"
The month with the highest snowfall is March (2.87").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Princeton, MA
- Average snowfall days in October: 0.8 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Princeton, MA
- Average daylight in October: 11h and 0min
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 October: 5h and 2min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in October
Princeton, MA
- Average sunshine days in October: 17.3 days
The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is April (14.3 days).
Average UV index in October
Princeton, MA
- Average UV index in October: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in October
Princeton, MA
- Average cloud cover in October: 49
The month with the most cloud cover is March (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in October
Princeton, MA
- Average visibility in October: 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).
Princeton, Massachusetts, USA
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