Near Normal Temperatures for June

June 2013 was a month of near to slightly below normal temperatures across the region. June did not have any overly hot periods with highs for the month in the middle 80s to the lower 90s. Rainfall for June was generally below normal from the James Valley and west and above normal east of the James Valley. Aberdeen, Pierre, Kennebec, Mobridge, and Timber Lake were all below normal for June ranging from around a half inch to nearly 2 inches below normal. Sisseton, Watertown, and Wheaton, Minnesota all had above normal rainfall for the month ranging from around a half of an inch to nearly two inches above normal. These locations received from 4.55 to 5.58 inches during June. As a result, there were several areas of flooding during the month across the eastern part of the region.   The big severe weather event for the month occurred on June 21st during an unusual time of day. The severe weather began in the mid-morning hours and lasted into the early evening hours. Normally, severe weather starts in the late afternoon out west and moves east through the evening and overnight.  The June 21st severe weather started out in central South Dakota with intensification and expansion quickly as the storms moved and developed east and northeast.  A widespread damaging wind event along with very large hail and tornadoes moved across northeast South Dakota and west central Minnesota. Hail up to the size of softballs along with winds from 80 to 100 mph occurred with these storms causing the most extensive tree and structure damage across northeast South Dakota and into west central Minnesota.

 JUNE 2013
Temperature Data
Aberdeen
Sisseton
Wheaton
Watertown
Warmest Temperature / Date
90 / 26th
89 / 19th, 25th
87 / 26th
85 / 26th
Coldest Temperature / Date
37 / 2nd
41 / 3rd
43 / 2nd, 3rd
41 / 7th
Average High / Departure from Normal
77.1 / -0.3
76.8 / -0.5
74.8 / -2.5
74.4 / -2.3
Average Low / Departure from Normal
53.5 / -0.2
56.0 / +1.2
56.4 / +0.3
55.2 / +0.7
Monthly Average / Departure from Normal
65.3 / -0.3
66.4 / +0.3
65.6 / -1.1
64.8 / -0.8
Precipitation Data
Monthly Precipitation / Departure from Normal
2.20 / -1.50
5.58 / +1.84
4.55 / +0.57
5.51 / +1.93
Most Precipitation in 24 hours / Date
0.85 / 8-9th
2.42 / 20th
1.69 / 21st
1.67 / 21st
Temperature Data
Pierre
Kennebec
Mobridge
Timber Lake
Warmest Temperature / Date
91 / 26th
91 / 27th
93 / 26th
88 / 26th
Coldest Temperature / Date
37 / 2nd
37 / 2nd
40 / 2nd
41 /2nd
Average High / Departure from Normal
78.0 / -2.0
81.0 / -0.9
78.2 / +0.4
77.2 / -1.3
Average Low / Departure from Normal
55.5 / +0.1
54.7 / -1.1
54.2 / +0.4
53.7 / +0.1
Monthly Average / Departure from Normal
66.7 / -1.0
67.9 / -0.9
66.2 / +0.4
65.5 / -0.6
Precipitation Data
Monthly Precipitation / Departure from Normal
2.96 / -0.61
2.30 / -1.05
1.32 / -1.84
2.44 / -0.86
Most Precipitation in 24 hours / Date
1.15 / 12th
0.67 / 8th, 23rd
0.97 / 12th
0.94 / 12th



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