The weather in April in Custer

It's cool in April in Custer with an average temperature of 10°C. Temperatures this month range from a low of 6°C to a high of 14°C. At night, you can expect temperatures between -6°C and 1°C.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in April for Custer, South Dakota. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 25°C in 2020, Custer reached the highest temperature in April over the past 10 years. The lowest daytime temperature in this month was -9°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of -20°C to a highest value of 9°C.

Precipitation and snowfall

In April, there is an average of 87 mm of precipitation, spread over 12 days. Of the total precipitation, about 39 cm falls as snow in April. The wind speed is around 4 Bft, mostly coming from the Southwest.

Daily weather in April for Custer

Click on any day in April 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.

April weather comparison

  Custer New York
Average temperature 10°C 17°C
Max. temperature 14°C 22°C
Min. temperature -6°C -5°C
Total precipitation 87 mm 81 mm
Rainy days 12 days 11 days
Total snowfall 39 cm 0,4 cm
Snowy days 16 days 1 day

Start of April

The month of April starts in Custer with cold temps, averaging around 10°C during the day and nights around -2°C.

Mid April

By mid-April, daytime temps drop to around 9°C, with nights around -2°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of April

By the end of April, the average daytime temperature in Custer is around 13°C, while nighttime temps are about 1°C. A shower might pop up, but overall, the weather will be dry and sunny.

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UV index

The UV index is a maximum of 7 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.

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Temperature charts

These charts show the average temperatures in April in Custer, South Dakota. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in April in Custer

Temperature in April in Custer over the years

Precipitation charts

These charts show the average amount of precipitation in April in Custer, South Dakota. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in April in Custer

Total precipitation in April in Custer over the years

Daily Snowfall in April in Custer

Snowfall in April in Custer per year

Daily UV index in April in Custer

This chart shows the average daily UV index in April 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.

Weather experiences in April 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.