Weather History for Rapid City, SD

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Month of May, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 91 °F 66 °F 43 °F
Mean Temperature 75 °F 55 °F 38 °F
Min Temperature 59 °F 42 °F 27 °F
Degree Days  
Heating Degree Days (base 65) 27 11 0 343
Cooling Degree Days (base 65) 10 1 0 20
Growing Degree Days (base 50) 26 7 0 215
Dew Point  
Dew Point 64 °F 44 °F 22 °F
Precipitation  
Precipitation 0.53 in 0.07 in 0.00 in 1.54 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 39 mph 12 mph 0 mph
Gust Wind 49 mph 29 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.35 in 29.96 in 29.50 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 27, 2014 Rise Set
Actual Time 5:15 AM MDT 8:24 PM MDT
Civil Twilight 4:40 AM MDT 8:59 PM MDT
Nautical Twilight 3:55 AM MDT 9:44 PM MDT
Astronomical Twilight 3:01 AM MDT 10:38 PM MDT
Moon 4:42 AM MDT (5/27) 7:25 PM MDT (5/27)
Length of Visible Light 16h 18m
Length of Day
15h 08m
Waning Crescent, 1% of the Moon is Illuminated
May 27
Waning Crescent
May 28
New
Jun 5
First Quarter
Jun 12
Full
Jun 19
Last Quarter

Weather History Calendar

Precipitation Actual month total 1.54 Normal Month Total: 3.22
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
59 | 39 0.00
Average:
64 | 37 0.09
Partly Cloudy
Actual:
63 | 35 T
Average:
64 | 37 0.10
Rain
Actual:
56 | 38 T
Average:
64 | 38 0.09
Partly Cloudy
Actual:
64 | 39 0.00
Average:
65 | 38 0.09
Clear
Actual:
71 | 33 0.00
Average:
65 | 38 0.09
Partly Cloudy
Actual:
60 | 43 0.00
Average:
65 | 39 0.09
Thunderstorm
Actual:
52 | 33 0.53
Average:
65 | 39 0.10
Snow
Actual:
46 | 30 0.32
Average:
66 | 40 0.10
Rain
Actual:
62 | 27 T
Average:
66 | 40 0.10
Rain
Actual:
66 | 40 T
Average:
66 | 40 0.10
Rain
Actual:
43 | 37 0.17
Average:
67 | 41 0.10
Partly Cloudy
Actual:
51 | 32 0.00
Average:
67 | 41 0.11
Partly Cloudy
Actual:
60 | 30 0.00
Average:
67 | 41 0.11
Scattered Clouds
Actual:
59 | 33 0.00
Average:
67 | 42 0.11
Scattered Clouds
Actual:
63 | 32 0.00
Average:
68 | 42 0.11
Thunderstorm
Actual:
56 | 38 0.02
Average:
68 | 42 0.10
Partly Cloudy
Actual:
64 | 34 T
Average:
68 | 43 0.10
Clear
Actual:
74 | 44 T
Average:
68 | 43 0.11
Thunderstorm
Actual:
71 | 50 0.01
Average:
69 | 43 0.11
Partly Cloudy
Actual:
68 | 49 T
Average:
69 | 44 0.11
Rain
Actual:
63 | 47 0.08
Average:
69 | 44 0.11
Thunderstorm
Actual:
77 | 47 0.00
Average:
69 | 44 0.11
Clear
Actual:
80 | 50 0.00
Average:
70 | 45 0.11
Scattered Clouds
Actual:
77 | 51 0.00
Average:
70 | 45 0.10
Scattered Clouds
Actual:
78 | 52 0.00
Average:
70 | 45 0.11
Clear
Actual:
80 | 53 0.00
Average:
71 | 45 0.10
Thunderstorm
Actual:
77 | 51 0.01
Average:
71 | 46 0.11
Thunderstorm
Actual:
87 | 55 T
Average:
71 | 46 0.11
Thunderstorm
Actual:
91 | 59 0.02
Average:
71 | 46 0.11
Thunderstorm
Actual:
65 | 57 0.28
Average:
72 | 47 0.12
Thunderstorm
Actual:
75 | 58 0.10
Average:
72 | 47 0.11
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2014 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 59 49 39 32 30 26 70 49 28 30.19 30.13 30.02 10 10 10 32 19 40 0.00  
2 63 49 35 43 36 27 86 65 43 29.99 29.92 29.87 10 10 10 23 8 29 T  
3 56 47 38 43 40 37 92 77 61 29.99 29.96 29.93 10 10 10 20 9 24 T Rain
4 64 52 39 43 37 32 82 65 48 30.01 29.91 29.76 10 10 10 22 12 29 0.00  
5 71 52 33 53 42 32 96 72 47 29.93 29.80 29.66 10 10 10 25 11 31 0.00  
6 60 52 43 48 46 40 89 76 62 29.74 29.67 29.65 10 9 6 24 12 30 0.00  
7 52 43 33 49 42 31 100 86 71 29.97 29.79 29.65 10 7 0 36 23 43 0.53 Fog , Rain , Snow , Thunderstorm
8 46 38 30 36 32 30 96 81 65 29.98 29.91 29.86 10 7 1 31 15 37 0.32 Rain , Snow
9 62 45 27 44 37 26 92 66 39 29.94 29.77 29.65 10 10 10 18 8 23 T Rain
10 66 53 40 42 37 32 89 60 30 29.89 29.72 29.62 10 10 10 36 17 43 T Rain
11 43 40 37 37 35 32 92 80 67 30.20 30.05 29.89 10 8 2 36 23 43 0.17 Rain
12 51 42 32 34 27 22 85 59 33 30.35 30.26 30.18 10 10 10 39 23 47 0.00  
13 60 45 30 29 26 23 72 49 26 30.35 30.33 30.27 10 10 10 31 15 38 0.00  
14 59 46 33 35 29 23 76 53 29 30.35 30.31 30.27 10 10 10 26 13 32 0.00  
15 63 48 32 38 29 23 71 49 27 30.32 30.19 30.03 10 10 10 20 8 29 0.00  
16 56 47 38 44 40 36 85 70 55 30.13 30.05 29.93 10 10 8 39 11 49 0.02 Rain , Thunderstorm
17 64 49 34 43 38 33 92 66 40 30.12 30.02 29.94 10 10 10 14 4 17 T  
18 74 59 44 54 48 39 92 73 53 29.92 29.68 29.50 10 10 10 23 13 28 T  
19 71 61 50 54 47 43 83 62 40 29.88 29.70 29.50 10 10 10 24 12 30 0.01 Rain , Thunderstorm
20 68 59 49 51 46 42 77 61 45 30.08 29.97 29.86 10 10 10 17 7 20 T  
21 63 55 47 49 47 44 89 75 60 30.20 30.15 30.09 10 10 7 15 6 18 0.08 Rain
22 77 62 47 58 53 45 93 73 53 30.11 30.07 30.03 10 10 10 23 9 28 0.00 Thunderstorm
23 80 65 50 60 55 50 96 71 46 30.10 30.02 29.95 10 10 10 25 9 33 0.00  
24 77 64 51 61 56 52 100 79 57 29.96 29.90 29.80 10 10 8 25 13 32 0.00  
25 78 65 52 57 55 50 96 72 47 29.95 29.89 29.83 10 10 10 22 8 26 0.00  
26 80 67 53 60 56 51 90 66 42 29.98 29.91 29.86 10 10 10 13 6 14 0.00  
27 77 64 51 64 57 50 96 68 40 30.06 29.98 29.88 10 10 10 25 6 29 0.01 Thunderstorm
28 87 71 55 61 57 51 93 65 36 30.08 29.94 29.85 10 10 10 24 11 29 T Thunderstorm
29 91 75 59 60 57 52 84 56 28 30.03 29.89 29.77 10 10 9 32 17 40 0.02 Rain , Thunderstorm
30 65 61 57 59 55 51 97 85 72 30.15 30.07 29.96 10 9 2 30 12 37 0.28 Rain , Thunderstorm
31 75 67 58 63 59 55 100 82 64 30.07 29.95 29.78 10 6 0 37 8 49 0.10 Fog , Rain , Thunderstorm