United StatesAverage weather for Custer in September
It's pleasantly warm in September in Custer with an average temperature of 22°C. Temperatures this month range from a low of 17°C to a high of 28°C. At night, you can expect temperatures between 5°C and 13°C.
Start of September
The month of September starts in Custer with warm temps, averaging around 25°C during the day and nights around 11°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
Mid September
By mid-September, daytime temps drop to around 23°C, with nights around 9°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of September
By the end of September, the average daytime temperature in Custer is around 20°C, while nighttime temps are about 7°C. A shower might pop up, but overall, the weather will be dry and sunny.
In September, there is an average of 63 mm of precipitation, spread over 6 days. Of the total precipitation, about 1,2 cm falls as snow in September. The wind speed is around 4 Bft, mostly coming from the South.
Custer in September |
New York | ||
|---|---|---|---|
 Average temperature |
22°C | 27°C | |
 Max. temperature |
28°C | 31°C | |
| Min. temperature |
17°C | -5°C | |
 Total precipitation |
63 mm | 57 mm | |
| Rainy days |
6 days | 9 days | |
 Total snowfall |
1,2 cm | 0 cm | |
| Snowy days |
1 day | 0 days | |
August
UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is September a good time to visit Custer?
Looking for great weather? September is a good time to be in Custer. The temperatures are nice, and there’s not too much rain.
Check out the climate of Custer for all months and discover the best travel time
Daily Temperature in September in Custer
This chart shows the average daily high and low temperatures in September for Custer, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in September in Custer
The chart below shows the average daily precipitation in September for Custer, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for September, you can expect about 6 days of precipitation in Custer.
Daily Snowfall in September in Custer
This chart shows the average daily snowfall in September in Custer, measured in centimeters. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in September.
Daily UV index in September in Custer
This chart shows the average daily UV index in September in Custer, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in Custer over the years
This chart shows the average temperature in September in Custer, measured in degrees Celsius, over the past few years.
Total precipitation in September in Custer over the years
This chart shows the average precipitation in September in Custer, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Snowfall in September in Custer per year
This chart shows the average snowfall in September in Custer, measured in centimeters, over the past few years.
Daily weather in September for Custer
Click on any day in September to get detailed info about the usual weather on that day in Custer. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Custer
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Average weather in Custer by month
Click on a month below to see detailed weather info for Custer. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
