Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
In Jardine, entering September brings a temperature decrement, reducing from August's pleasant 72.7°F (22.6°C) to a comfortable 63.5°F (17.5°C). Jardine receives a consistent average low-temperature of 39.6°F (4.2°C) in September, a substantial dip from the day's heat.Humidity
In Jardine, the average relative humidity in September is 57%.Rainfall
In Jardine, in September, during 11.1 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. Throughout the year, there are 116.1 rainfall days, and 23.5" (597mm) of precipitation is accumulated.Snowfall
January through December are months with snowfall in Jardine. In Jardine, in September, snow falls for 3.6 days, with typically accumulated 5.04" (128mm) of snow. Throughout the year, there are 151.6 snowfall days, and 124.06" (3151mm) of snow is accumulated.Daylight
In Jardine, the average length of the day in September is 12h and 31min.On the first day of September, sunrise is at 6:45 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:04 pm MDT.
Sunshine
In Jardine, the average sunshine in September is 9.8h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, a regular UV index of 3 translates into these guidelines:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Jardine in September?
What is the average humidity in September?
How much does it rain in Jardine in September?
How much does it snow in September?
How many hours of daylight does Jardine have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Jardine have in September?
What is the UV index reading in September?
Average temperature in September
Jardine, MT
- Average high temperature in September: 63.5°F
The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is December (22.5°F).
- Average low temperature in September: 39.6°F
The month with the highest average low temperature is August (45.1°F).
The coldest month (with the lowest average low temperature) is December (7.9°F).
Average pressure in September
Jardine, MT
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Jardine, MT
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is January (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Jardine, MT
- Average humidity in September: 57%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is August (51%).
Average rainfall in September
Jardine, MT
- Average rainfall in September: 1.81"
The wettest months (with the highest rainfall) are April and May (2.91").
The driest month (with the least rainfall) is July (1.18").
Average rainfall days in September
Jardine, MT
- Average rainfall days in September: 11.1 days
The month with the highest number of rainy days is June (16.6 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in September
Jardine, MT
- Average snowfall in September: 5.04"
The month with the highest snowfall is April (19.88").
The month with the least snowfall is August (0.08").
Average snowfall days in September
Jardine, MT
- Average snowfall days in September: 3.6 days
The month with the highest number of snowfall days is March (21 days).
The month with the least snowfall days is August (0.3 days).
Average daylight in September /
Average sunshine in September
Jardine, MT
- 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: 9h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in September
Jardine, MT
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is May (5.7 days).
Average UV index in September
Jardine, MT
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in September
Jardine, MT
- Average cloud cover in September: 23
The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 17).
Average visibility in September
Jardine, MT
- Average visibility in September: 6mi
The months with the highest visibility are June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April and December (4mi).
Jardine, Montana, USA
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