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
As September arrives, Lolo Hot Springs's weather displays a decrease in high-temperatures, transitioning from August's warm 79.9°F (26.6°C) to an agreeable 68.5°F (20.3°C). Despite the intense daytime heat, Lolo Hot Springs sustains a steady low-temperature average of 41.2°F (5.1°C) during September.Humidity
The average relative humidity in September in Lolo Hot Springs is 57%.Rainfall
In Lolo Hot Springs, during September, the rain falls for 5 days and regularly aggregates up to 0.28" (7mm) of precipitation. Throughout the year, there are 91 rainfall days, and 3.9" (99mm) of precipitation is accumulated.Snowfall
Months with snowfall in Lolo Hot Springs are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 0.2" (5mm) of snow. In Lolo Hot Springs, during the entire year, snow falls for 50.6 days and aggregates up to 9.21" (234mm) of snow.Daylight
In September, the average length of the day in Lolo Hot Springs is 12h and 32min.On the first day of September, sunrise is at 6:59 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 7:19 pm MDT.
Sunshine
In Lolo Hot Springs, the average sunshine in September is 9.5h.UV index
In Lolo Hot Springs, Montana, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In September, a regular UV index of 3 translates into these guidelines:
Exercise prevention - Precautions against solar damage are endorsed. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
What is the average September temperature in Lolo Hot Springs?
What is the average humidity in September in Lolo Hot Springs?
How many days does it rain in September in Lolo Hot Springs?
When does it start snowing in Lolo Hot Springs?
What is the average length of the day in September in Lolo Hot Springs?
When are sunrise and sunset in September in Lolo Hot Springs?
How many hours of sunshine does Lolo Hot Springs have in September?
How high is the UV index in September in Lolo Hot Springs?
Average temperature in September
Lolo Hot Springs, MT
- Average high temperature in September: 68.5°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is December (28.6°F).
- Average low temperature in September: 41.2°F
The month with the highest average low temperature is August (47.1°F).
The coldest month (with the lowest average low temperature) is December (16.2°F).
Average pressure in September
Lolo Hot Springs, MT
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Lolo Hot Springs, MT
- Average wind speed in September: 4.3mph
The windiest month (with the highest average wind speed) is April (5mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in September
Lolo Hot Springs, MT
- Average humidity in September: 57%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are July and August (50%).
Average rainfall in September
Lolo Hot Springs, MT
- Average rainfall in September: 0.28"
The wettest month (with the highest rainfall) is April (0.51").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days in September
Lolo Hot Springs, MT
- Average rainfall days in September: 5 days
The month with the highest number of rainy days is March (10.8 days).
The month with the least rainy days is August (4 days).
Average snowfall in September
Lolo Hot Springs, MT
- Average snowfall in September: 0.2"
The month with the highest snowfall is February (2.56").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Lolo Hot Springs, MT
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is February (11 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Lolo Hot Springs, MT
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in September
Lolo Hot Springs, MT
- Average sunshine days in September: 22.3 days
The month with the most sunshine days is July (24.2 days).
The month with the least sunshine days is February (14.3 days).
Average UV index in September
Lolo Hot Springs, MT
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in September
Lolo Hot Springs, MT
- Average cloud cover in September: 22
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 13).
Average visibility in September
Lolo Hot Springs, MT
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
Lolo Hot Springs, Montana, USA
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