September weather forecast
Medicine Hat, Canada

September

Weather in September

The first month of the autumn, September, is still a pleasant month in Medicine Hat, Canada, with an average temperature ranging between min 10.4°C (50.7°F) and max 20.7°C (69.3°F).

Temperature

September involves a decrease in temperature, down from a warm 26.4°C (79.5°F) in August to a pleasant 20.7°C (69.3°F). Throughout September, the average low-temperature records at a cool 10.4°C (50.7°F).

Humidity

In Medicine Hat, the average relative humidity in September is 49%.

Rainfall

In Medicine Hat, in September, during 7.2 rainfall days, 20mm (0.79") of precipitation is typically accumulated. In Medicine Hat, during the entire year, the rain falls for 91.4 days and collects up to 249mm (9.8") of precipitation.

Snowfall

Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.2 snowfall days, it receives 7mm (0.28") of snow. In Medicine Hat, during the entire year, snow falls for 62.5 days and aggregates up to 538mm (21.18") of snow.

Daylight

The average length of the day in September is 12h and 35min.
On the first day of the month, sunrise is at 6:39 am and sunset at 8:05 pm. On the last day of September, sunrise is at 7:22 am and sunset at 7:02 pm MDT.

Sunshine

In Medicine Hat, the average sunshine in September is 9.8h.

UV index

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, the maximum UV index of 4 suggests this advice:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.

Frequently asked questions

What is the usual temperature for Medicine Hat in September?
The high-temperature, in September, in Medicine Hat, is 20.7°C (69.3°F), while the low-temperature averages to 10.4°C (50.7°F).
What is the average humidity in September?
In September, the average relative humidity is 49%.
How much does it rain in September?
In Medicine Hat, in September, it is raining for 7.2 days, with typically 20mm (0.79") of accumulated precipitation.
When does it start to snow?
September is the first month it typically snows. Throughout September, in the average 0.2 snowfall days, it receives 7mm (0.28") of snow.
How many hours of daylight does Medicine Hat have in September?
The average day length in September in Medicine Hat, Canada, is 12h and 35min.
When is the sunrise / sunset in September?
In September, on the first day of the month, sunrise is at 6:39 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:02 pm MDT.
How long on average sun shines in September?
In September, the average sunshine duration is 9.8h.
What is the UV index reading in September?
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Medicine Hat, Canada
  • Average high temperature in September: 20.7°C

The warmest month (with the highest average high temperature) is July (26.8°C).
The months with the lowest average high temperature are February and December (-3.6°C).

  • Average low temperature in September: 10.4°C

The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is February (-10.8°C).

Average pressure in September
Medicine Hat, Canada
  • Average pressure in September: 1013.2mbar

The month with the highest atmospheric pressure is February (1020.1mbar).
The month with the lowest atmospheric pressure is June (1010.1mbar).

Average wind speed in September
Medicine Hat, Canada
  • Average wind speed in September: 14.5km/h

The windiest month (with the highest average wind speed) is January (17.2km/h).
The calmest month (with the lowest average wind speed) is August (13.2km/h).

Average humidity in September
Medicine Hat, Canada
  • Average humidity in September: 49%

The month with the highest relative humidity is December (83%).
The month with the lowest relative humidity is August (45%).

Average rainfall in September
Medicine Hat, Canada
  • Average rainfall in September: 20mm

The wettest month (with the highest rainfall) is June (46mm).
The driest months (with the least rainfall) are January and December (12mm).

Average rainfall days in September
Medicine Hat, Canada
  • Average rainfall days in September: 7.2 days

The months with the highest number of rainy days are May and June (13.3 days).
The month with the least rainy days is February (2.6 days).

Average snowfall in September
Medicine Hat, Canada
  • Average snowfall in September: 7mm

The month with the highest snowfall is February (100mm).
The months with the least snowfall are June, July and August (0mm).

Average snowfall days in September
Medicine Hat, Canada
  • Average snowfall days in September: 0.2 days

The month with the highest number of snowfall days is December (12.8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in September /
Average sunshine in September
Medicine Hat, Canada
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in September: 9h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in September
Medicine Hat, Canada
  • Average sunshine days in September: 21.4 days

The month with the most sunshine days is September (21.4 days).
The month with the least sunshine days is April (14.7 days).

Average UV index in September
Medicine Hat, Canada
  • 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 and February (UV index 1).

Average cloud cover in September
Medicine Hat, Canada
  • Average cloud cover in September: 24

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 19).

Average visibility in September
Medicine Hat, Canada
  • Average visibility in September: 10km

The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).

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