National Weather Service United States Department of Commerce

The tables below consist of monthly normals for May as well as daily extremes and what happened last year.

 

Aberdeen 

High

Low

Average

Precipitation

Snowfall

Monthly Normal

68.7

44.1

56.4

3.11

0.0

Last Year

67.2

43.4

55.3

6.39

T

 

 

 

 

 

 

Daily Extremes

 

Day and Year

 

Last Year

Day

Record High

110

30th – 1934

88

2nd

Record Low

13

3rd – 2005

28

4th

Precipitation

7.62

5th – 2007

2.24

10th

Snowfall

8.0

7th – 1907

T

11th, 17th

The normal temperature on the 1st is 64 for the high and 38 for the low.  The normal temperature on the 31st is 73 for the high and 49 for the low.

 

Sunrise on the 1st is at 6:21 AM with a sunset at 8:41 PM CDT.

Sunrise on the 31st is at 5:49 AM with a sunset at 9:15 PM CDT.

 

 Pierre

High

Low

Average

Precipitation

Snowfall

Monthly Normal

70.2

45.7

57.9

3.15

0.0

Last Year

66.8

43.7

55.2

6.18

T

 

 

 

 

 

 

Daily Extremes

 

Day and Year

 

Last Year

Day

Record High

105

27th – 1969

89

2nd

Record Low

21

3rd – 2013

29

19th

Precipitation

2.72

13th – 1982

2.05

29th

Snowfall

6.5

6th – 1950

T

9th, 10th, 11th

The normal temperature on the 1st is 66 for the high and 40 for the low.  The normal temperature on the 31st is 74 for the high and 51 for the low.

 

Sunrise on the 1st is at 6:31 AM with a sunset at 8:46 PM CDT.

Sunrise on the 31st is at 6:00 AM with a sunset at 9:18 PM CDT.

 

 Mobridge

High

Low

Average

Precipitation

Snowfall

Monthly Normal

68.4

43.9

56.2

2.82

0.1

Last Year

67.4

43.3

55.3

9.32

T

 

 

 

 

 

 

Daily Extremes

 

Day and Year

 

Last Year

Day

Record High

108

28th – 1934

90

2nd

Record Low

15

3rd – 2005

31

19th

Precipitation

3.24

30th – 1943

3.21

17th

Snowfall

7.5

5th – 1950

0.0

-

The normal temperature on the 1st is 64 for the high and 38 for the low.  The normal temperature on the 31st is 73 for the high and 49 for the low.

 

Sunrise on the 1st is at 6:29 AM with a sunset at 8:49 PM CDT.

Sunrise on the 31st is at 5:57 AM with a sunset at 9:23 PM CDT.

 

Watertown 

High

Low

Average

Precipitation

Snowfall

Monthly Normal

67.6

44.6

56.1

2.64

0.0

Last Year

65.1

44.3

54.7

4.61

T

 

 

 

 

 

 

Daily Extremes

 

Day and Year

 

Last Year

Day

Record High

106

30th – 1934

84

2nd

Record Low

16

3rd – 1907

31

9th

Precipitation

3.26

31st – 1945

1.38

10th

Snowfall

3.0

2nd – 1954

T

18th

The normal temperature on the 1st is 63 for the high and 39 for the low.  The normal temperature on the 31st is 72 for the high and 50 for the low.

 

Sunrise on the 1st is at 6:17 AM with a sunset at 8:35 PM CDT.

Sunrise on the 31st is at 5:46 AM with a sunset at 9:07 PM CDT.

 

Sisseton 

High

Low

Average

Precipitation

Snowfall

Monthly Normal

69.4

45.1

57.3

2.72

0.0

Last Year

66.3

43.4

54.8

5.19

T

 

 

 

 

 

 

Daily Extremes

 

Day and Year

 

Last Year

Day

Record High

113

30th – 1934

87

2nd

Record Low

19

3rd – 2005

32

9th, 18th – 20th

Precipitation

5.50

27th – 1954

1.68

10th

Snowfall

9.0

2nd – 1935

T

18th

The normal temperature on the 1st is 64 for the high and 39 for the low.  The normal temperature on the 31st is 73 for the high and 50 for the low.

 

Sunrise on the 1st is at 6:15 AM with a sunset at 8:36 PM CDT.

Sunrise on the 31st is at 5:43 AM with a sunset at 9:10 PM CDT.

 

Climate Prediction Center’s One Month Outlook

Temperatures

Precipitation

 

Phases of the Moon

Phase

Date

New Moon

6th

First Quarter

13th

Full Moon

21st

Third Quarter

29th

 

Astronomy Happenings in May 2016

Where is the Milky Way on May evenings?

How to measure stellar distances

How to see the legendary green flash

What's a seasonal Blue Moon?