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
Niarada's progression into September includes a drop in the average high-temperature, from a moderately hot 78.4°F (25.8°C) in August to an enjoyable 67.1°F (19.5°C). During the nights in September, Niarada records a pronounced shift from the daytime warmth, with a consistent average temperature of 41.5°F (5.3°C).Humidity
In Niarada, the average relative humidity in September is 61%.Rainfall
In Niarada, Montana, in September, it is raining for 10.2 days, with typically 0.98" (25mm) of accumulated precipitation. Throughout the year, in Niarada, there are 129.8 rainfall days, and 16.42" (417mm) of precipitation is accumulated.Snowfall
January through June, September through December are months with snowfall in Niarada. September is the first month it typically snows in Niarada. Throughout September, in the average 0.4 snowfall days, it receives 0.2" (5mm) of snow. In Niarada, during the entire year, snow falls for 117.4 days and aggregates up to 58.62" (1489mm) of snow.Daylight
In Niarada, the average length of the day in September is 12h and 33min.On the first day of September, sunrise is at 6:57 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 7:18 pm MDT.
Sunshine
The average sunshine in September in Niarada is 9.2h.UV index
In Niarada, 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 average individuals.Note: The maximum daily UV index of 3 in September interprets into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. To guard against the harmful effects of the Sun, minimize exposure during midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
What is the temperature in September in Niarada?
What is the average humidity in September in Niarada?
How many days does it rain in September in Niarada?
When does it start snowing in Niarada?
What is the average length of the day in September in Niarada?
What time are sunrise and sunset in September in Niarada?
How long on average sun shines in September in Niarada?
What is the UV index intensity in September in Niarada?
Average temperature in September
Niarada, MT
- Average high temperature in September: 67.1°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is December (27.1°F).
- Average low temperature in September: 41.5°F
The month with the highest average low temperature is July (48.4°F).
The coldest months (with the lowest average low temperature) are January and December (16.2°F).
Average pressure in September
Niarada, MT
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Niarada, MT
- Average wind speed in September: 3.7mph
The windiest month (with the highest average wind speed) is April (4.7mph).
The calmest months (with the lowest average wind speed) are August and December (3.6mph).
Average humidity in September
Niarada, MT
- Average humidity in September: 61%
The month with the highest relative humidity is January (93%).
The months with the lowest relative humidity are July and August (52%).
Average rainfall in September
Niarada, MT
- Average rainfall in September: 0.98"
The wettest month (with the highest rainfall) is June (1.89").
The driest month (with the least rainfall) is July (0.59").
Average rainfall days in September
Niarada, MT
- Average rainfall days in September: 10.2 days
The month with the highest number of rainy days is April (15.9 days).
The month with the least rainy days is December (6.5 days).
Average snowfall in September
Niarada, MT
- Average snowfall in September: 0.2"
The month with the highest snowfall is December (12.36").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Niarada, MT
- Average snowfall days in September: 0.4 days
The month with the highest number of snowfall days is January (22.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Niarada, MT
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in September
Niarada, MT
- Average sunshine days in September: 18.6 days
The month with the most sunshine days is July (20.8 days).
The month with the least sunshine days is February (7.1 days).
Average UV index in September
Niarada, 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 January, February, November and December (UV index 1).
Average cloud cover in September
Niarada, MT
- Average cloud cover in September: 25
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 15).
Average visibility in September
Niarada, MT
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).
Niarada, Montana, USA
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