What’s the climate like in Custer?
The current climate of Custer features average monthly temperatures ranging from highs of 26°C during the day to lows of 0°C. The average yearly temperature is around 13°C. At night, temperatures in the colder months average around -12°C and in the warmer months around 13°C.
The highest temperature recorded in Custer in recent years was 36°C in September 2021. The lowest daytime temperature recorded was -23°C in December 2022.
On average, Custer gets 940 mm of precipitation each year. Of this, about 236 cm is snowfall. For comparison, London gets 701 mm of precipitation each year.
Best time to visit Custer?
The best time to visit Custer for pleasant to warm weather is May through September. There might be some rain during this period, but the temperatures are just right for exploring Custer.
Climate Table of Custer
The climate table of Custer shows the average temperatures, precipitation, snow, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 3 | 0 | 7 | 10 | 15 | 23 | 26 | 25 | 22 | 12 | 6 | 2 |
| Temp. min (°C) | -8 | -11 | -5 | -2 | 4 | 10 | 13 | 12 | 8 | 0 | -5 | -8 |
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| Precipitation (mm) | 16 | 46 | 49 | 87 | 152 | 134 | 150 | 123 | 63 | 62 | 31 | 27 |
| Snow (cm) | 21 | 54 | 38 | 38 | 9,6 | 0 | 0 | 0 | 1,2 | 18 | 27 | 29 |
| UV Index | 3 | 4 | 4 | 6 | 6 | 9 | 8 | 8 | 5 | 5 | 4 | 3 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 13°C
- Highest temperature: 26°C in July
- Lowest temperature: 0°C in February
- Precipitation*: 940 mm per year, averaging 78 mm per month
- Snowfall: 236 cm per year
- Driest months: 16 mm in January, 27 mm in December and 31 mm in November
- Wettest months: 152 mm in May, 150 mm in July and 134 mm in June
*Precipitation is measured as a combination of rain, snow, and hail
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Table of Contents
Average Temperature per Month in Custer
This graph shows the average maximum temperatures per month in Custer, South Dakota. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Custer
This graph shows how much precipitation Custer, South Dakota, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average Snowfall per Month in Custer
This graph shows how much snow Custer, South Dakota, gets on average per month. The amount of snowfall is measured in centimetres and the average is calculated based on the recorded snowfall per month from past years.
Average UV Index per Month in Custer
This graph shows the average UV index per month in Custer, South Dakota. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Custer
This graph shows the average yearly temperature in Custer, South Dakota. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Custer
This chart shows the total yearly precipitation in Custer, South Dakota, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.
Total Yearly Snowfall in Custer
This chart shows the total yearly snowfall in Custer, South Dakota, over the past few years. The total yearly snowfall, measured in centimetres, is the sum of all the snow that fell in the twelve months of that year.
Weather experiences 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.
