September weather forecast and climate
Cambridge, NY

Weather in September

The first month of the autumn, September, is also an agreeable month in Cambridge, New York, with average temperature ranging between max 70.5°F (21.4°C) and min 50.7°F (10.4°C).

Temperature

In September, the average high-temperature slightly decreases, from a moderately hot 77.4°F (25.2°C) in August, to an agreeable 70.5°F (21.4°C). In Cambridge, the average low-temperature is 50.7°F (10.4°C).

Humidity

The average relative humidity in Cambridge is 79%.

Rainfall

March and September are months with the least rain in Cambridge when the rain falls for 12.6 days and typically aggregates up to 2.32" (59mm) of rain.

Snowfall

In Cambridge snow does not fall in June through September.

Daylight

In September, the average length of the day in Cambridge is 12.5h.

Sunshine

In Cambridge, 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 reading of 3 to 5 represents a medium health hazard from unsafe exposure to the UV radiation for the ordinary person.
Note: In September, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in September in Cambridge?

The average relative humidity in September in Cambridge, New York, is 79%.

What is the driest month in Cambridge?

Months with the least rainfall are March and September Rain falls for 12.6 days and accumulates 2.32" (59mm) of rain.

How many days does it rain in September in Cambridge?

In Cambridge, in September, it is raining for 12.6 days, with typically 2.32" (59mm) of accumulated precipitation.

When it does not snow in Cambridge?

June through September are months without snowfall.

Does it snow in Cambridge in September?

In Cambridge, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Cambridge?

In Cambridge, the average length of the day in September is 12.5h.

How long on average sun shines in September in Cambridge?

The average sunshine in September in Cambridge is 8.8h.

What is the UV index intensity in September in Cambridge?

The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to the UV radiation.

Average temperature in September
Cambridge, NY

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).

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Average pressure in September
Cambridge, NY

Average pressure in September - Cambridge, NY
  • Average pressure in September: 30.05"

The month with the highest atmospheric pressure is November (30.08").
The month with the lowest atmospheric pressure is June (29.92").

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Average wind speed in September
Cambridge, NY

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).

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Average humidity in September
Cambridge, NY

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%).

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Average rainfall in September
Cambridge, NY

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").

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Average rainfall days in September
Cambridge, NY

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).

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Average snowfall in September
Cambridge, NY

Average snowfall in September - Cambridge, NY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (10.2").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Cambridge, NY

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).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Cambridge, NY

Average daylight in September / Average sunshine in September - Cambridge, NY
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in September: 8.8h

The month with the most sunshine is July (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 3.6h).

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Average sunshine days in September
Cambridge, NY

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).

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Average UV index in September
Cambridge, NY

Average UV index in September - Cambridge, NY
  • Average UV index in September: 3

Months with the highest UV index are May, June, July and August (UV index 5).
Months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in September
Cambridge, NY

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).
Months with the least cloud cover are July and August (Cloud cover 35).

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Average visibility in September
Cambridge, NY

Average visibility in September - Cambridge, NY
  • Average visibility in September: 5mi

Months with the highest visibility are April and November (6mi).
Months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).

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