Weather History for Greybull, WY

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Month of May, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 93 °F 72 °F 47 °F
Mean Temperature 75 °F 59 °F 40 °F
Min Temperature 56 °F 45 °F 26 °F
Degree Days  
Heating Degree Days (base 65) 25 7 0 209
Cooling Degree Days (base 65) 10 1 0 27
Growing Degree Days (base 50) 24 9 0 286
Dew Point  
Dew Point 54 °F 35 °F 10 °F
Precipitation  
Precipitation 0.34 in 0.04 in 0.00 in 1.01 in
Snowdepth - - - -
Wind  
Wind 43 mph 9 mph 0 mph
Gust Wind 53 mph 26 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.74 in 29.92 in 29.51 in

Monthly Weather History Graph

Monthly Weather History Graph

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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. 20, 2013 Rise Set
Actual Time 5:39 AM MDT 8:39 PM MDT
Civil Twilight 5:04 AM MDT 9:13 PM MDT
Nautical Twilight 4:20 AM MDT 9:57 PM MDT
Astronomical Twilight 3:28 AM MDT 10:50 PM MDT
Moon 3:39 PM MDT (5/20) 2:47 AM MDT (5/20)
Length of Visible Light 16h 08m
Length of Day
14h 59m
Waxing Gibbous, 75% of the Moon is Illuminated
May 20
Waxing Gibbous
May 24
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter

Weather History Calendar

Precipitation Actual month total 1.01 Normal Month Total: 1.65
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
47 | 33 0.00
Average:
66 | 38 0.03
Scattered Clouds
Actual:
57 | 26 0.00
Average:
66 | 38 0.03
Partly Cloudy
Actual:
68 | 31 0.00
Average:
66 | 38 0.03
Rain
Actual:
61 | 45 0.04
Average:
67 | 39 0.02
Scattered Clouds
Actual:
66 | 37 0.00
Average:
67 | 39 0.03
Clear
Actual:
73 | 36 0.00
Average:
67 | 39 0.03
Scattered Clouds
Actual:
80 | 40 0.00
Average:
68 | 40 0.03
Scattered Clouds
Actual:
76 | 46 0.00
Average:
68 | 40 0.04
Clear
Actual:
79 | 41 0.00
Average:
68 | 40 0.04
Scattered Clouds
Actual:
77 | 42 0.00
Average:
69 | 41 0.05
Clear
Actual:
76 | 43 0.00
Average:
69 | 41 0.05
Scattered Clouds
Actual:
88 | 49 0.00
Average:
69 | 42 0.06
Clear
Actual:
93 | 56 0.00
Average:
70 | 42 0.05
Clear
Actual:
88 | 54 0.00
Average:
70 | 42 0.05
Rain
Actual:
81 | 52 T
Average:
70 | 43 0.05
Partly Cloudy
Actual:
76 | 55 T
Average:
70 | 43 0.05
Thunderstorm
Actual:
70 | 51 0.14
Average:
71 | 43 0.05
Rain
Actual:
61 | 49 0.22
Average:
71 | 44 0.07
Rain
Actual:
61 | 49 0.02
Average:
71 | 44 0.06
Partly Cloudy
Actual:
65 | 49 T
Average:
72 | 44 0.06
Scattered Clouds
Actual:
72 | 39 0.00
Average:
72 | 45 0.07
Scattered Clouds
Actual:
79 | 42 T
Average:
72 | 45 0.06
Scattered Clouds
Actual:
85 | 48 T
Average:
73 | 45 0.06
Scattered Clouds
Actual:
77 | 54 0.00
Average:
73 | 45 0.07
Clear
Actual:
86 | 46 0.00
Average:
73 | 46 0.07
Thunderstorm
Actual:
80 | 47 T
Average:
74 | 46 0.07
Thunderstorm
Actual:
73 | 51 0.13
Average:
74 | 46 0.07
Rain
Actual:
76 | 47 T
Average:
74 | 47 0.07
Rain
Actual:
57 | 51 0.34
Average:
75 | 47 0.07
Rain
Actual:
58 | 50 0.01
Average:
75 | 47 0.08
Rain
Actual:
59 | 47 0.11
Average:
75 | 48 0.08
 

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 47 40 33 27 22 18 75 56 37 30.67 30.45 30.18 10 10 10 16 7 21 0.00  
2 57 42 26 27 19 10 85 51 16 30.74 30.57 30.36 10 10 10 13 5 18 0.00  
3 68 50 31 31 21 11 72 42 11 30.34 30.17 30.05 10 10 10 23 6 29 0.00  
4 61 53 45 45 38 33 86 61 36 30.20 30.14 30.08 10 10 10 18 8 24 0.04 Rain
5 66 52 37 44 36 29 96 61 26 30.21 30.12 30.00 10 10 10 14 4 20 0.00  
6 73 55 36 35 30 25 82 50 17 30.03 29.93 29.82 10 10 10 12 3 20 0.00  
7 80 60 40 45 31 21 67 40 12 29.99 29.82 29.73 20 10 10 18 4 26 0.00  
8 76 61 46 35 29 23 58 36 14 30.03 29.96 29.87 10 10 10 20 8 24 0.00  
9 79 60 41 34 29 22 65 39 13 30.11 30.04 29.98 10 10 10 23 6 28 0.00  
10 77 60 42 38 33 29 76 47 18 30.25 30.16 30.07 10 10 10 33 9 43 0.00  
11 76 60 43 31 28 25 53 35 16 30.32 30.20 30.06 10 10 10 13 5 16 0.00  
12 88 69 49 36 32 29 52 33 13 30.09 29.99 29.87 10 10 10 16 5 23 0.00  
13 93 75 56 40 34 27 51 30 9 29.97 29.84 29.68 10 10 10 25 7 29 0.00  
14 88 71 54 41 34 28 46 29 12 29.80 29.71 29.64 10 10 10 29 7 33 0.00  
15 81 67 52 36 30 25 39 27 14 29.91 29.79 29.68 10 10 10 24 8 29 T Rain
16 76 66 55 48 42 35 72 48 23 29.79 29.73 29.68 10 10 10 38 7 46 T  
17 70 60 51 54 50 45 93 69 45 29.83 29.78 29.67 10 10 4 36 9 43 0.14 Rain , Thunderstorm
18 61 55 49 52 48 44 93 75 57 29.89 29.85 29.81 10 8 2 23 10 29 0.22 Rain
19 61 55 49 48 44 40 83 70 57 29.96 29.88 29.82 10 10 9 43 27 53 0.02 Rain
20 65 57 49 45 36 25 80 52 24 30.06 30.01 29.94 10 10 10 33 25 46 T  
21 72 56 39 36 29 13 79 45 10 30.09 29.94 29.80 10 10 10 20 7 24 0.00  
22 79 61 42 47 38 31 82 50 18 29.85 29.78 29.65 10 10 10 26 6 32 T  
23 85 67 48 49 44 37 86 53 20 29.80 29.68 29.51 10 10 10 30 10 37 T  
24 77 66 54 49 29 11 83 46 9 29.90 29.80 29.64 10 10 10 17 6 23 0.00  
25 86 66 46 39 27 14 49 28 7 29.86 29.76 29.64 10 10 10 33 9 38 0.00  
26 80 64 47 44 39 33 66 43 19 29.87 29.77 29.68 10 10 10 33 6 43 T Rain , Thunderstorm
27 73 62 51 48 41 27 71 45 19 29.88 29.76 29.67 10 9 1 30 8 36 0.13 Rain , Thunderstorm
28 76 62 47 45 38 28 71 45 18 29.74 29.63 29.53 10 10 10 36 6 46 T Rain
29 57 54 51 50 48 45 96 81 66 29.65 29.61 29.55 10 9 4 26 12 35 0.34 Rain
30 58 54 50 47 42 37 83 67 51 29.79 29.68 29.60 10 10 10 36 18 46 0.01 Rain
31 59 53 47 43 39 36 82 65 47 30.19 29.95 29.79 10 10 7 37 20 47 0.11 Rain