September weather forecast
Medicine Bow, WY

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Weather in September

The first month of the autumn, September, is still a pleasant month in Medicine Bow, Wyoming, with temperature in the range of an average high of 70.9°F (21.6°C) and an average low of 50.2°F (10.1°C).

Temperature

September brings a minor shift in the average high-temperature, adjusting from a warm 79.7°F (26.5°C) in August to an agreeable 70.9°F (21.6°C). An average nighttime temperature of 50.2°F (10.1°C) is recorded during September.

Humidity

In Medicine Bow, the average relative humidity in September is 38%.

Rainfall

In September, the rain falls for 6.2 days. Throughout September, 0.39" (10mm) of precipitation is accumulated. In Medicine Bow, during the entire year, the rain falls for 80.5 days and collects up to 8.39" (213mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 70.3 snowfall days, and 29.57" (751mm) of snow is accumulated.

Daylight

In September, the average length of the day is 12h and 28min.
On the first day of the month, sunrise is at 6:31 am and sunset at 7:37 pm. On the last day of September, sunrise is at 7:01 am and sunset at 6:47 pm MDT.

Sunshine

In September, the average sunshine is 11.1h.

UV index

In Medicine Bow, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum UV index of 4 in September translates into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.

Frequently asked questions

What is the usual temperature for Medicine Bow in September?

September temperatures in Medicine Bow, Wyoming, vary between a high-temperature of 70.9°F (21.6°C) and a low-temperature of 50.2°F (10.1°C).

What is the average humidity in September?

In September, the average relative humidity is 38%.

How many days does it rain in September?

In Medicine Bow, during September, the rain falls for 6.2 days and regularly aggregates up to 0.39" (10mm) of precipitation.

When does it start to snow?

September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

What is the average length of the day in September?

In September, the average day length is 12h and 28min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:31 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:47 pm MDT.

How many hours of sunshine does Medicine Bow have in September?

In September, the average sunshine duration is 11.1h.

How high is the UV index in September in Medicine Bow?

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

Average temperature in September
Medicine Bow, WY

Average temperature in September - Medicine Bow, WY
  • Average high temperature in September: 70.9°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is December (26.4°F).

  • Average low temperature in September: 50.2°F

The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is December (13.1°F).

Average pressure in September
Medicine Bow, WY

Average pressure in September - Medicine Bow, WY
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in September
Medicine Bow, WY

Average wind speed in September - Medicine Bow, WY
  • Average wind speed in September: 10.5mph

The windiest month (with the highest average wind speed) is November (12.4mph).
The calmest months (with the lowest average wind speed) are July and August (9.3mph).

Average humidity in September
Medicine Bow, WY

Average humidity in September - Medicine Bow, WY
  • Average humidity in September: 38%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (34%).

Average rainfall in September
Medicine Bow, WY

Average rainfall in September - Medicine Bow, WY
  • Average rainfall in September: 0.39"

The wettest month (with the highest rainfall) is April (1.34").
The driest month (with the least rainfall) is August (0.24").

Average rainfall days in September
Medicine Bow, WY

Average rainfall days in September - Medicine Bow, WY
  • Average rainfall days in September: 6.2 days

The month with the highest number of rainy days is May (12.3 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in September
Medicine Bow, WY

Average snowfall in September - Medicine Bow, WY
  • Average snowfall in September: 0.04"

The month with the highest snowfall is March (5.47").
The months with the least snowfall are June, July and August (0").

Average snowfall days in September
Medicine Bow, WY

Average snowfall days in September - Medicine Bow, WY
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (12.5 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in September /
Average sunshine in September
Medicine Bow, WY

Average daylight in September / Average sunshine in September - Medicine Bow, WY
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 11h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are February and December (Average sunshine: 5h and 54min).

Average sunshine days in September
Medicine Bow, WY

Average sunshine days in September - Medicine Bow, WY
  • Average sunshine days in September: 22.4 days

The month with the most sunshine days is August (23.6 days).
The month with the least sunshine days is April (12.6 days).

Average UV index in September
Medicine Bow, WY

Average UV index in September - Medicine Bow, WY
  • 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, March, April, October, November and December (UV index 2).

Average cloud cover in September
Medicine Bow, WY

Average cloud cover in September - Medicine Bow, WY
  • Average cloud cover in September: 14

The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 13).

Average visibility in September
Medicine Bow, WY

Average visibility in September - Medicine Bow, WY
  • Average visibility in September: 6mi

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

Medicine Bow, Wyoming, USA

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