September weather forecast
Kalgary, TX

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Weather in September

September, the first month of the autumn in Kalgary, is still a warm month, with an average temperature varying between 65.1°F (18.4°C) and 84°F (28.9°C).

Temperature

As September begins, there is a decrease in the average high-temperature, falling from a hot 93.4°F (34.1°C) in August to a moderately hot 84°F (28.9°C). Throughout the month of September, Kalgary observes an average nighttime temperature of 65.1°F (18.4°C).

Heat index

The heat index for September is appraised at a tropical 86°F (30°C). Ongoing activity coupled with exposure often results in weariness and could induce heat cramps.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.

Humidity

The most humid month in Kalgary is September, with an average relative humidity of 57%.

Rainfall

September is the month with the most rainfall in Kalgary. Rain falls for 13.1 days and accumulates 2.44" (62mm) of precipitation.

Snowfall

May through September are months without snowfall in Kalgary.

Daylight

In Kalgary, the average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 7:19 am and sunset at 8:09 pm. On the last day of September, sunrise is at 7:38 am and sunset at 7:29 pm CDT.

Sunshine

The average sunshine in September in Kalgary is 8.9h.

UV index

In Kalgary, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum UV index of 5 in September translates into the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

Is it hot in Kalgary during September?

In Kalgary, 84°F (28.9°C) is the average high-temperature and 65.1°F (18.4°C) is the average low-temperature during September. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in September is appraised at 86°F (30°C).

What is the most humid month in Kalgary?

The most humid month is September, with an average relative humidity of 57%.

What is the average humidity in September in Kalgary?

In Kalgary, Texas, the average relative humidity in September is 57%.

What is the rainiest month in Kalgary?

September is the month with the most rainfall. Rain falls for 13.1 days and accumulates 2.44" (62mm) of precipitation.

How much does it rain in Kalgary in September?

In Kalgary, Texas, in September, during 13.1 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

When it does not snow in Kalgary?

In Kalgary, Texas, snow does not fall in May through September.

Does it snow in Kalgary in September?

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

How many hours of daylight does Kalgary have in September?

In Kalgary, the average day length in September is 12h and 22min.

What time are sunrise and sunset in September in Kalgary?

In September, on the first day of the month, sunrise is at 7:19 am and sunset at 8:09 pm. On the last day of the month, in Kalgary, sunrise is at 7:38 am and sunset at 7:29 pm CDT.

How many hours of sunshine does Kalgary have in September?

In Kalgary, the average sunshine duration in September is 8.9h.

What is the UV index reading in September in Kalgary?

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
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
Kalgary, TX

Average temperature in September - Kalgary, TX
  • Average high temperature in September: 84°F

The warmest month (with the highest average high temperature) is August (93.4°F).
The month with the lowest average high temperature is December (52.7°F).

  • Average low temperature in September: 65.1°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).

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Average pressure in September
Kalgary, TX

Average pressure in September - Kalgary, TX
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in September
Kalgary, TX

Average wind speed in September - Kalgary, TX
  • Average wind speed in September: 9.9mph

The windiest month (with the highest average wind speed) is April (13.5mph).
The calmest month (with the lowest average wind speed) is August (9.8mph).

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Average humidity in September
Kalgary, TX

Average humidity in September - Kalgary, TX
  • Average humidity in September: 57%

The month with the highest relative humidity is September (57%).
The month with the lowest relative humidity is April (43%).

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Average rainfall in September
Kalgary, TX

Average rainfall in September - Kalgary, TX
  • Average rainfall in September: 2.44"

The wettest month (with the highest rainfall) is September (2.44").
The driest month (with the least rainfall) is February (0.39").

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Average rainfall days in September
Kalgary, TX

Average rainfall days in September - Kalgary, TX
  • Average rainfall days in September: 13.1 days

The month with the highest number of rainy days is September (13.1 days).
The month with the least rainy days is January (2.8 days).

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Average snowfall in September
Kalgary, TX

Average snowfall in September - Kalgary, TX
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.77").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Kalgary, TX

Average snowfall days in September - Kalgary, TX
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Kalgary, TX

Average daylight in September / Average sunshine in September - Kalgary, TX
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

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Average sunshine days in September
Kalgary, TX

Average sunshine days in September - Kalgary, TX
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is January (26.9 days).
The month with the least sunshine days is September (14.9 days).

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Average UV index in September
Kalgary, TX

Average UV index in September - Kalgary, TX
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in September
Kalgary, TX

Average cloud cover in September - Kalgary, TX
  • Average cloud cover in September: 24

The month with the most cloud cover is September (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 15).

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Average visibility in September
Kalgary, TX

Average visibility in September - Kalgary, TX
  • 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).

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Kalgary, Texas, USA

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