September weather forecast
Blue Springs, MO

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Weather in September

With September, Blue Springs embraces the beginning of autumn and split from summer heat. Notably, the temperature drops from August's high, marking an initial transition towards cooler months. The rainfall doesn't differ much from August, however, the cloud cover slightly increases. A reduction in humidity is observed, heralding an increased comfort level. The UV index declines to 5, yet, adequate protection against the sun is advisable.

Temperature

Blue Springs's September weather shows a modest shift in high-temperatures, falling from August's 84.6°F (29.2°C) to a still moderately hot 78.1°F (25.6°C). During the nights in September, an average low-temperature of 59.5°F (15.3°C) is observed.

Humidity

In Blue Springs, the average relative humidity in September is 75%.

Rainfall

In Blue Springs, in September, it is raining for 12.5 days, with typically 2.6" (66mm) of accumulated precipitation. Throughout the year, there are 136.1 rainfall days, and 28.78" (731mm) of precipitation is accumulated.

Snowfall

In Blue Springs, Missouri, snow does not fall in June through September.

Daylight

In Blue Springs, the average length of the day in September is 12h and 26min.
On the first day of September, sunrise is at 6:46 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 7:00 pm CDT.

Sunshine

In September, the average sunshine is 9.3h.

UV index

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: In September, a regular UV index of 5 translates into these guidelines:
Take necessary precautions - Suggestions to elude sunburn are provided. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

The high-temperature during September is 78.1°F (25.6°C) and the low-temperature is 59.5°F (15.3°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 93.2°F (34°C).

What is the average humidity in September?

In September, the average relative humidity is 75%.

How many days does it rain in September?

In Blue Springs, in September, it is raining for 12.5 days, with typically 2.6" (66mm) of accumulated precipitation.

When it does not snow?

In Blue Springs, snow does not fall in June through September.

Does it snow in September?

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

How many hours of daylight does Blue Springs have in September?

In September, the average day length is 12h and 26min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:46 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 7:00 pm CDT.

How many hours of sunshine does Blue Springs have in September?

In September, the average sunshine duration is 9.3h.

What is the UV index intensity in September in Blue Springs?

In Blue Springs, Missouri, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe 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
Blue Springs, MO

Average temperature in September - Blue Springs, MO
  • Average high temperature in September: 78.1°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in September: 59.5°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

Average pressure in September
Blue Springs, MO

Average pressure in September - Blue Springs, MO
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in September
Blue Springs, MO

Average wind speed in September - Blue Springs, MO
  • Average wind speed in September: 7.1mph

The windiest months (with the highest average wind speed) are February and March (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in September
Blue Springs, MO

Average humidity in September - Blue Springs, MO
  • Average humidity in September: 75%

The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is October (70%).

Average rainfall in September
Blue Springs, MO

Average rainfall in September - Blue Springs, MO
  • Average rainfall in September: 2.6"

The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is January (1.06").

Average rainfall days in September
Blue Springs, MO

Average rainfall days in September - Blue Springs, MO
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (5.2 days).

Average snowfall in September
Blue Springs, MO

Average snowfall in September - Blue Springs, MO
  • Average snowfall in September: 0"

The month with the highest snowfall is February (3.9").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Blue Springs, MO

Average snowfall days in September - Blue Springs, MO
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Blue Springs, MO

Average daylight in September / Average sunshine in September - Blue Springs, MO
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 9h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in September
Blue Springs, MO

Average sunshine days in September - Blue Springs, MO
  • Average sunshine days in September: 16.4 days

The month with the most sunshine days is December (21.8 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in September
Blue Springs, MO

Average UV index in September - Blue Springs, MO
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Blue Springs, MO

Average cloud cover in September - Blue Springs, MO
  • Average cloud cover in September: 29

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 27).

Average visibility in September
Blue Springs, MO

Average visibility in September - Blue Springs, MO
  • Average visibility in September: 6mi

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

Blue Springs, Missouri, USA

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