Weather in South Dakota in May 2019

  • 22°C maximum daytime temperature in May in South Dakota (Sioux Falls)22
    22°C max day temperature
  • 9 hours of sunshine per day (62% of daylight hours) in May in South Dakota9
    9 hours of sunshine per day
  • 11 days with some rainfall in May in South Dakota (Sioux Falls)11
    11 days with some rainfall
  • 8°C minimum night-time temperature in May in South Dakota (Sioux Falls)8
    8°C min night temperature
  • 15 hours of daylight per day in May in South Dakota (Sioux Falls)15
    15 hours of daylight per day
  • No heat & humidity in May in South Dakota (Sioux Falls)0
    No heat & humidity
  • 79 mm monthly rainfall in May in South Dakota (Sioux Falls)79
    79 mm of monthly rainfall
  • UV (maximum) index 7 (High) in May in South Dakota (Sioux Falls)7
    7 (High) UV index

Going to South Dakota? Find the best month to visit South Dakota based on the weather.

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Expect 22°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in South Dakota in May. Check more long-term weather averages for South Dakota in May before you book your next holiday to South Dakota in 2019. The May weather averages shown above are for Sioux Falls.

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More about South Dakota

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Metric (°C / mm)  |  Imperial (°F / inches)

Guide to South Dakota weather in May

The average maximum daytime temperature in South Dakota in May is a warm 22°C (72°F). The average night-time temperature is usually a cool 8°C (46°F). There are usually 9 hours of bright sunshine each day, which represents 62% of the 15 hours of daylight.

Expect 79mm (3.1 inches) of rainfall across the whole of May with 11 days with some rain falling. Maximum UV levels will be high (7 UV index) at midday when the skies are clear.

The weather in South Dakota in May is represented by Sioux Falls.

South Dakota sunrise & sunset times for May 2019

Browse the sunrise & sunset times for South Dakota in May 2019. Select a month to view South Dakota sunrise & sunset times for the next twelve months. The South Dakota sunrise & sunset times shown below are for Sioux Falls.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2019 05:20 19:29
Thursday, 2nd May 2019 05:18 19:30
Friday, 3rd May 2019 05:17 19:31
Saturday, 4th May 2019 05:16 19:32
Sunday, 5th May 2019 05:14 19:34
Monday, 6th May 2019 05:13 19:35
Tuesday, 7th May 2019 05:12 19:36
Wednesday, 8th May 2019 05:10 19:37
Thursday, 9th May 2019 05:09 19:38
Friday, 10th May 2019 05:08 19:39
Saturday, 11th May 2019 05:07 19:40
Sunday, 12th May 2019 05:06 19:42
Monday, 13th May 2019 05:04 19:43
Tuesday, 14th May 2019 05:03 19:44
Wednesday, 15th May 2019 05:02 19:45
Thursday, 16th May 2019 05:01 19:46
Friday, 17th May 2019 05:00 19:47
Saturday, 18th May 2019 04:59 19:48
Sunday, 19th May 2019 04:58 19:49
Monday, 20th May 2019 04:57 19:50
Tuesday, 21st May 2019 04:56 19:51
Wednesday, 22nd May 2019 04:56 19:52
Thursday, 23rd May 2019 04:55 19:53
Friday, 24th May 2019 04:54 19:54
Saturday, 25th May 2019 04:53 19:55
Sunday, 26th May 2019 04:52 19:56
Monday, 27th May 2019 04:52 19:57
Tuesday, 28th May 2019 04:51 19:58
Wednesday, 29th May 2019 04:50 19:59
Thursday, 30th May 2019 04:50 20:00
Friday, 31st May 2019 04:49 20:00
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