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
September
Weather in September
Temperature
In Cambridge, entering September brings a subtle temperature decrement, reducing from August's warm 77.4°F (25.2°C) to a pleasant 70.5°F (21.4°C). During September, Cambridge's temperature falls to a steady low-temperature average of 50.7°F (10.4°C).Humidity
In September, the average relative humidity is 79%.Rainfall
March and September are months with the least rain when the rain falls for 12.6 days and typically aggregates up to 2.32" (59mm) of rain.Snowfall
June through September are months without snowfall in Cambridge.Daylight
The average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:18 am and sunset at 7:27 pm. On the last day of September, sunrise is at 6:50 am and sunset at 6:36 pm EDT.
Sunshine
The average sunshine in September is 8.8h.UV index
In September, the average daily maximum UV index in Cambridge is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: A maximum high daily UV index of 3 during September translates into the following directions:
Guard yourself - An obligation to protect skin and eyes from harm exists. To protect against the Sun's most potent rays, avoid direct exposure around midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Cambridge?
What is the average humidity in September in Cambridge?
What is the driest month in Cambridge?
How much does it rain in Cambridge in September?
When it does not snow in Cambridge?
Does it snow in Cambridge in September?
What is the average length of the day in September in Cambridge?
What time are sunrise and sunset in September in Cambridge?
How long on average sun shines in September in Cambridge?
What is the UV index reading in September in Cambridge?
Average temperature in September
Cambridge, NY
- Average high temperature in September: 70.5°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27.1°F).
- Average low temperature in September: 50.7°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in September
Cambridge, NY
- Average pressure in September: 30.05"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 September
Cambridge, NY
- Average wind speed in September: 5.4mph
The windiest months (with the highest average wind speed) are January, March and April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in September
Cambridge, NY
- Average humidity in September: 79%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (74%).
Average rainfall in September
Cambridge, NY
- Average rainfall in September: 2.32"
The wettest months (with the highest rainfall) are May, June, July and October (3.19").
The driest months (with the least rainfall) are March and September (2.32").
Average rainfall days in September
Cambridge, NY
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is June (18 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in September
Cambridge, NY
- Average snowfall in September: 0"
The month with the highest snowfall is February (10.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Cambridge, NY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cambridge, NY
- Average daylight in September: 12h and 3min
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 September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in September
Cambridge, NY
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is November (14.6 days).
The month with the least sunshine days is April (9.2 days).
Average UV index in September
Cambridge, NY
- Average UV index in September: 3
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 and December (UV index 1).
Average cloud cover in September
Cambridge, NY
- Average cloud cover in September: 36
The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in September
Cambridge, NY
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).