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  3. Watertown
  4. April

Watertown, SD Climate in April

Temperature for April

In Watertown, SD during April the average high temperature is 57.1°F. The hottest day on record was April 22, 1980 when the temperature hit 95.0°F.

Watertown, SD daily average and extreme temperature range for April

Low Temperature

During April the overnight temperature drops to an average of 32.6°F, with the lowest temperature of 0.1°F being recorded on April 1, 1975. On average there are 3 days in April when the temperature stays below freezing all day. In the worst April there were 8 days when the temperature did not make it above freezing. Overnight temperatures drop below freezing between 1 and 24 times in April.

Precipitation for April

In April the average monthly rainfall in Watertown, SD is 1.56 inches with rain usually falling on between 7 and 8 days. 1949 was the driest April with only 0.00 inches of rain falling, and 1986 was the wettest April with 5.58 inches of rain. The wettest single day in April was 12 April 1995 when 5.39 inches of rain fell.

In April it usually snows on between 3 and 4 days. There are thunderstorms on between 1 and 2 days in April.

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