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
The average high-temperature slightly decreases in September, shifting from a warm 80.1°F (26.7°C) in August to an agreeable 71.6°F (22°C). Throughout the month of September, Garden City reports a steady low-temperature average of 51.3°F (10.7°C).Humidity
The months with the lowest humidity are September and October, with an average relative humidity of 68%.Rainfall
In September, the rain falls for 10.4 days. Throughout September, 1.57" (40mm) of precipitation is accumulated. In Garden City, during the entire year, the rain falls for 112.3 days and collects up to 18.78" (477mm) of precipitation.Snowfall
In Garden City, snow does not fall in June through September.Daylight
In Garden City, South Dakota, the average length of the day in September is 12h and 31min.On the first day of September, sunrise is at 6:53 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 7:12 pm CDT.
Sunshine
In Garden City, the average sunshine in September is 8.8h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Be vigilant - Suggestions to stave off sun damage are provided. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
What are September temperatures in Garden City?
What are the least humid months in Garden City?
What is the average humidity in September in Garden City?
How many days does it rain in September in Garden City?
When it does not snow in Garden City?
Does it snow in Garden City in September?
How many hours of daylight does Garden City have in September?
What time are sunrise and sunset in September in Garden City?
How long on average sun shines in September in Garden City?
What is the UV index reading in September in Garden City?
Average temperature in September
Garden City, SD
- Average high temperature in September: 71.6°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (19.4°F).
- Average low temperature in September: 51.3°F
The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (5.5°F).
Average pressure in September
Garden City, SD
- Average pressure in September: 29.97"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in September
Garden City, SD
- Average wind speed in September: 10mph
The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).
Average humidity in September
Garden City, SD
- Average humidity in September: 68%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are September and October (68%).
Average rainfall in September
Garden City, SD
- Average rainfall in September: 1.57"
The wettest month (with the highest rainfall) is June (3.19").
The driest months (with the least rainfall) are January and February (0.59").
Average rainfall days in September
Garden City, SD
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is June (17.2 days).
The month with the least rainy days is February (2.7 days).
Average snowfall in September
Garden City, SD
- Average snowfall in September: 0"
The months with the highest snowfall are January and December (3.74").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Garden City, SD
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Garden City, SD
- 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: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in September
Garden City, SD
- Average sunshine days in September: 18.2 days
The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in September
Garden City, SD
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Garden City, SD
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in September
Garden City, SD
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Garden City, South Dakota, USA
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