Weather History for Riverton, WY

Change the Weather History Date:

Month of May, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 87 °F 70 °F 36 °F
Mean Temperature 71 °F 57 °F 31 °F
Min Temperature 56 °F 43 °F 23 °F
Degree Days  
Heating Degree Days (base 65) 34 9 0 273
Cooling Degree Days (base 65) 6 0 0 13
Growing Degree Days (base 50) 20 7 0 222
Dew Point  
Dew Point 50 °F 32 °F 10 °F
Precipitation  
Precipitation 0.68 in 0.05 in 0.00 in 1.37 in
Snowdepth 3.0 in 0.1 in 0.0 in -
Wind  
Wind 40 mph 10 mph 0 mph
Gust Wind 51 mph 27 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.74 in 29.91 in 29.49 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

May. 28, 2013 Rise Set
Actual Time 5:39 AM MDT 8:43 PM MDT
Civil Twilight 5:05 AM MDT 9:17 PM MDT
Nautical Twilight 4:21 AM MDT 10:01 PM MDT
Astronomical Twilight 3:29 AM MDT 10:53 PM MDT
Moon No Moon Rise 9:33 AM MDT (5/28)
Length of Visible Light 16h 12m
Length of Day
15h 04m
Waning Gibbous, 82% of the Moon is Illuminated
May 28
Waning Gibbous
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
Jun 23
Full

Weather History Calendar

Precipitation Actual month total 1.37 Normal Month Total: 1.72
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Snow
Actual:
36 | 25 0.31
Average:
62 | 36 0.06
Clear
Actual:
54 | 23 0.00
Average:
63 | 36 0.06
Scattered Clouds
Actual:
62 | 32 0.00
Average:
63 | 36 0.05
Rain
Actual:
59 | 43 0.05
Average:
63 | 37 0.06
Partly Cloudy
Actual:
63 | 36 0.00
Average:
64 | 37 0.06
Clear
Actual:
69 | 36 0.00
Average:
64 | 37 0.05
Thunderstorm
Actual:
70 | 38 0.10
Average:
64 | 38 0.05
Partly Cloudy
Actual:
70 | 47 0.00
Average:
65 | 38 0.06
Partly Cloudy
Actual:
70 | 42 T
Average:
65 | 38 0.06
Scattered Clouds
Actual:
72 | 40 0.00
Average:
65 | 39 0.06
Scattered Clouds
Actual:
73 | 40 T
Average:
66 | 39 0.05
Scattered Clouds
Actual:
84 | 48 0.00
Average:
66 | 39 0.07
Clear
Actual:
87 | 55 0.00
Average:
66 | 40 0.06
Clear
Actual:
86 | 56 0.00
Average:
67 | 40 0.06
Thunderstorm
Actual:
80 | 50 T
Average:
67 | 40 0.05
Rain
Actual:
72 | 50 0.01
Average:
67 | 41 0.06
Rain
Actual:
79 | 48 0.00
Average:
68 | 41 0.06
Thunderstorm
Actual:
67 | 44 0.04
Average:
68 | 41 0.06
Rain
Actual:
50 | 45 0.68
Average:
68 | 42 0.06
Rain
Actual:
60 | 45 0.05
Average:
69 | 42 0.06
Partly Cloudy
Actual:
65 | 43 T
Average:
69 | 42 0.06
Clear
Actual:
77 | 39 0.00
Average:
69 | 42 0.06
Clear
Actual:
79 | 45 0.00
Average:
70 | 43 0.06
Clear
Actual:
74 | 48 0.00
Average:
70 | 43 0.06
Clear
Actual:
80 | 45 0.00
Average:
70 | 43 0.05
Clear
Actual:
80 | 49 0.00
Average:
70 | 43 0.04
Scattered Clouds
Actual:
75 | 54 0.00
Average:
71 | 44 0.05
Rain
Actual:
68 | 45 0.04
Average:
71 | 44 0.04
Rain
Actual:
62 | 44 0.09
Average:
71 | 44 0.05
Scattered Clouds
Actual:
66 | 42 0.00
Average:
72 | 44 0.04
Partly Cloudy
Actual:
66 | 44 0.00
Average:
72 | 45 0.05
 

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

2013 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 36 31 25 28 25 19 92 74 56 30.70 30.35 30.11 10 3 0 16 6 21 0.31 Fog , Snow
2 54 39 23 21 16 11 81 50 19 30.74 30.59 30.36 10 10 10 12 5 14 0.00  
3 62 47 32 31 22 14 69 43 16 30.36 30.15 30.02 10 10 10 22 7 30 0.00  
4 59 51 43 43 35 29 70 53 35 30.19 30.11 30.02 10 10 10 22 10 30 0.05 Rain
5 63 50 36 34 29 22 82 52 22 30.17 30.08 29.98 10 10 10 17 7 25 0.00  
6 69 53 36 35 29 23 82 50 17 30.00 29.92 29.82 10 10 10 14 5 18 0.00  
7 70 54 38 44 35 30 70 50 29 29.92 29.85 29.77 10 10 7 21 6 29 0.10 Rain , Thunderstorm
8 70 59 47 39 31 22 71 44 16 30.02 29.96 29.88 10 10 10 23 10 31 0.00  
9 70 56 42 37 32 29 70 46 22 30.21 30.07 29.98 10 10 10 26 6 31 T  
10 72 56 40 37 31 20 86 50 14 30.28 30.17 30.11 10 10 10 29 9 38 0.00  
11 73 57 40 38 33 26 85 52 19 30.30 30.20 30.08 10 10 10 17 6 24 T  
12 84 66 48 34 30 27 50 32 14 30.21 30.03 29.92 10 10 10 25 11 31 0.00  
13 87 71 55 36 30 25 43 27 10 30.13 29.91 29.76 10 10 10 23 11 29 0.00  
14 86 71 56 38 27 16 33 21 8 29.82 29.76 29.69 10 10 10 33 12 41 0.00  
15 80 65 50 46 37 27 67 42 16 29.92 29.80 29.69 10 10 8 33 9 43 T Rain , Thunderstorm
16 72 61 50 48 43 36 77 53 28 29.91 29.76 29.67 10 10 4 30 7 39 0.01 Rain
17 79 64 48 50 44 23 93 54 14 29.89 29.75 29.60 10 10 10 40 10 47 0.00 Rain
18 67 56 44 44 40 34 86 62 37 29.85 29.78 29.69 10 10 8 28 9 33 0.04 Rain , Thunderstorm
19 50 48 45 45 43 39 93 87 80 30.03 29.93 29.83 10 9 2 23 10 31 0.68 Rain
20 60 53 45 43 38 34 92 68 43 30.11 30.02 29.96 10 10 9 29 19 44 0.05 Rain
21 65 54 43 37 34 29 71 49 26 30.06 29.93 29.79 10 10 10 18 5 24 T  
22 77 58 39 42 38 36 89 57 25 29.83 29.75 29.62 10 10 10 37 13 48 0.00  
23 79 62 45 44 40 25 89 51 13 29.91 29.67 29.49 10 10 10 31 10 36 0.00  
24 74 61 48 44 22 10 80 45 9 29.86 29.79 29.62 10 10 10 24 10 29 0.00  
25 80 63 45 33 21 14 38 24 9 29.87 29.77 29.68 10 10 10 25 10 32 0.00  
26 80 65 49 37 30 14 61 35 8 29.84 29.74 29.64 10 10 10 22 6 28 0.00  
27 75 65 54 42 30 13 61 36 10 29.75 29.69 29.62 10 10 10 25 8 36 0.00  
28 68 57 45 46 39 27 80 58 35 29.69 29.63 29.55 10 10 10 25 5 35 0.04 Rain
29 62 53 44 46 42 37 92 67 42 29.70 29.62 29.55 10 10 4 32 15 40 0.09 Rain
30 66 54 42 41 30 24 83 53 22 29.77 29.65 29.59 10 10 10 40 25 51 0.00  
31 66 55 44 37 27 18 71 45 19 30.15 29.89 29.73 10 10 10 39 21 47 0.00