September weather forecast
Cambridge, MN

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Weather in September

September, often seen as the gateway to fall, maintains the lingering warmth from August in Cambridge. A visible reduction in daylight hours signifies the turn of season, amidst the typically warm days and comparatively cooler nights. As fall approaches, the vibrant foliage begins to flaunt hues of red, orange, and yellow. Predictably, rainfall drops to an average of 1.65" (42mm), laying ground for crisp, clear days. With the cooler breeze, September sets a perfect stage for harvest festivals and apple picking.

Temperature

The average high-temperature shows a slight dip in September, from August's warm 77.2°F (25.1°C) to an agreeable 70°F (21.1°C). Cambridge throughout September, records an average low-temperature of 51.4°F (10.8°C).

Humidity

In Cambridge, the average relative humidity in September is 76%.

Rainfall

In September, the rain falls for 10.8 days. Throughout September, 1.65" (42mm) of precipitation is accumulated. In Cambridge, during the entire year, the rain falls for 116.6 days and collects up to 20.67" (525mm) of precipitation.

Snowfall

In Cambridge, snow does not fall in June through September.

Daylight

In September, the average length of the day is 12h and 31min.
On the first day of the month, sunrise is at 6:35 am and sunset at 7:50 pm. On the last day of September, sunrise is at 7:10 am and sunset at 6:54 pm CDT.

Sunshine

In September, the average sunshine in Cambridge is 8.7h.

UV index

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: In September, the maximum UV index of 4 translates into these guidelines:
Be vigilant - Preventing sunburn is recommended. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

In Cambridge, 70°F (21.1°C) is the average high-temperature and 51.4°F (10.8°C) is the average low-temperature during September.

What is the average humidity in September?

In September, the average relative humidity is 76%.

How much does it rain in September?

In Cambridge, in September, it is raining for 10.8 days, with typically 1.65" (42mm) of accumulated precipitation.

When it does not snow in Cambridge?

In Cambridge, snow does not fall in June through September.

Does it snow 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 day length in September is 12h and 31min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:35 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:54 pm CDT.

How long on average sun shines in September?

In September, the average sunshine duration in Cambridge is 8.7h.

What is the UV index intensity in September?

The average daily maximum UV index in September in Cambridge is 4. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Cambridge, MN

Average temperature in September - Cambridge, MN
  • Average high temperature in September: 70°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (18.9°F).

  • Average low temperature in September: 51.4°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).

Average pressure in September
Cambridge, MN

Average pressure in September - Cambridge, MN
  • Average pressure in September: 29.99"Hg

The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in September
Cambridge, MN

Average wind speed in September - Cambridge, MN
  • Average wind speed in September: 7.8mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in September
Cambridge, MN

Average humidity in September - Cambridge, MN
  • Average humidity in September: 76%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (71%).

Average rainfall in September
Cambridge, MN

Average rainfall in September - Cambridge, MN
  • Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in September
Cambridge, MN

Average rainfall days in September - Cambridge, MN
  • Average rainfall days in September: 10.8 days

The month with the highest number of rainy days is June (15.8 days).
The month with the least rainy days is February (1.9 days).

Average snowfall in September
Cambridge, MN

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

The month with the highest snowfall is December (5.04").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Cambridge, MN

Average snowfall days in September - Cambridge, MN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (13.3 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, MN

Average daylight in September / Average sunshine in September - Cambridge, MN
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in September
Cambridge, MN

Average sunshine days in September - Cambridge, MN
  • Average sunshine days in September: 17.4 days

The month with the most sunshine days is January (18.2 days).
The month with the least sunshine days is June (11.8 days).

Average UV index in September
Cambridge, MN

Average UV index in September - Cambridge, MN
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in September
Cambridge, MN

Average cloud cover in September - Cambridge, MN
  • Average cloud cover in September: 35

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in September
Cambridge, MN

Average visibility in September - Cambridge, MN
  • Average visibility in September: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

Cambridge, Minnesota, USA

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