Weather History for Grand Canyon, AZ

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Month of July, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 91 °F 82 °F 69 °F
Mean Temperature 71 °F 67 °F 60 °F
Min Temperature 59 °F 51 °F 43 °F
Degree Days  
Heating Degree Days (base 65) 4 0 0 15
Cooling Degree Days (base 65) 6 2 0 63
Growing Degree Days (base 50) 21 17 10 513
Dew Point  
Dew Point 61 °F 44 °F 12 °F
Precipitation  
Precipitation 1.00 in 0.08 in 0.00 in 2.54 in
Snowdepth - - - -
Wind  
Wind 21 mph 4 mph 0 mph
Gust Wind 31 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.37 in 30.03 in 29.74 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jul. 02, 2012 Rise Set
Actual Time 5:16 AM MST 7:49 PM MST
Civil Twilight 4:46 AM MST 8:19 PM MST
Nautical Twilight 4:09 AM MST 8:56 PM MST
Astronomical Twilight 3:27 AM MST 9:37 PM MST
Moon 6:56 PM MST (7/2) 4:06 AM MST (7/2)
Length of Visible Light 15h 32m
Length of Day
14h 32m
Waxing Gibbous, 99% of the Moon is Illuminated
Jul 2
Waxing Gibbous
Jul 3
Full
Jul 10
Last Quarter
Jul 18
New
Jul 26
First Quarter

Weather History Calendar

Precipitation Actual month total 2.54 Average Month Total: 1.40
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Clear
Actual:
91 | 48 0.00
Average:
83 | 41 0.04
Scattered Clouds
Actual:
84 | 53 0.00
Average:
83 | 42 0.04
Thunderstorm
Actual:
84 | 46 0.03
Average:
83 | 43 0.04
Partly Cloudy
Actual:
75 | 46 0.00
Average:
83 | 43 0.04
Partly Cloudy
Actual:
81 | 51 0.00
Average:
83 | 44 0.04
Clear
Actual:
84 | 44 0.00
Average:
83 | 44 0.05
Scattered Clouds
Actual:
88 | 46 0.00
Average:
83 | 45 0.05
Thunderstorm
Actual:
86 | 54 0.04
Average:
83 | 45 0.05
Thunderstorm
Actual:
89 | 51 0.00
Average:
82 | 46 0.05
Thunderstorm
Actual:
91 | 51 0.00
Average:
82 | 46 0.05
Thunderstorm
Actual:
89 | 50 0.15
Average:
82 | 47 0.05
Thunderstorm
Actual:
80 | 54 0.00
Average:
82 | 47 0.05
Thunderstorm
Actual:
77 | 54 0.05
Average:
82 | 47 0.05
Thunderstorm
Actual:
69 | 57 0.55
Average:
82 | 48 0.05
Thunderstorm
Actual:
77 | 50 0.00
Average:
82 | 48 0.05
Thunderstorm
Actual:
79 | 52 0.05
Average:
82 | 48 0.05
Scattered Clouds
Actual:
81 | 46 0.00
Average:
82 | 48 0.05
Clear
Actual:
82 | 43 0.00
Average:
82 | 49 0.05
Partly Cloudy
Actual:
84 | 52 0.00
Average:
82 | 49 0.05
Thunderstorm
Actual:
82 | 59 0.00
Average:
82 | 49 0.05
Thunderstorm
Actual:
82 | 54 0.04
Average:
82 | 49 0.04
Thunderstorm
Actual:
82 | 53 0.17
Average:
82 | 49 0.04
Thunderstorm
Actual:
79 | 57 0.01
Average:
81 | 49 0.04
Thunderstorm
Actual:
77 | 55 1.00
Average:
81 | 49 0.04
Scattered Clouds
Actual:
81 | 52 0.00
Average:
81 | 49 0.04
Thunderstorm
Actual:
84 | 50 0.00
Average:
81 | 49 0.04
Thunderstorm
Actual:
82 | 55 0.00
Average:
81 | 49 0.04
Thunderstorm
Actual:
82 | 52 0.00
Average:
81 | 49 0.04
Thunderstorm
Actual:
73 | 57 0.01
Average:
81 | 49 0.04
Thunderstorm
Actual:
75 | 53 0.16
Average:
81 | 49 0.04
Thunderstorm
Actual:
78 | 50 0.28
Average:
81 | 49 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

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jul high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 91 70 48 26 18 12 24 15 7 30.15 29.88 29.74 10 10 10 21 6 31 0.00  
2 84 68 53 35 25 16 32 19 12 29.92 29.85 29.78 10 10 10 16 3 23 0.00  
3 84 65 46 57 40 23 64 40 20 30.19 29.94 29.81 10 10 7 13 3 21 0.03 Rain , Thunderstorm
4 75 60 46 51 43 37 72 52 32 29.96 29.91 29.87 10 10 10 13 4 28 0.00  
5 81 66 51 54 44 25 88 57 14 30.24 30.02 29.86 10 10 10 14 6 26 0.00  
6 84 64 44 39 26 15 53 28 7 30.31 30.00 29.90 10 10 10 12 3 18 0.00  
7 88 67 46 41 30 24 50 25 11 30.01 29.96 29.90 10 10 10 9 3 - 0.00  
8 86 70 54 50 43 36 56 39 19 30.35 30.01 29.92 10 10 9 13 6 25 0.04 Rain , Thunderstorm
9 89 70 51 47 37 29 66 30 13 30.33 30.03 29.88 10 10 9 10 3 21 0.00 Rain , Thunderstorm
10 91 71 51 46 34 22 50 27 8 30.29 29.95 29.84 10 10 10 20 4 23 0.00 Thunderstorm
11 89 70 50 59 42 28 87 41 14 30.29 30.04 29.89 10 10 2 12 4 29 0.15 Rain , Thunderstorm
12 80 67 54 56 52 43 90 59 32 30.26 30.01 29.90 10 10 10 14 3 17 0.00 Rain , Thunderstorm
13 77 66 54 57 52 46 90 63 38 30.31 30.05 29.93 10 10 10 13 2 - 0.05 Rain , Thunderstorm
14 69 63 57 58 56 52 94 87 57 30.35 30.18 30.00 10 7 1 15 3 28 0.55 Rain , Thunderstorm
15 77 64 50 55 52 48 97 64 37 30.28 30.04 29.91 10 10 9 14 4 21 0.00 Thunderstorm
16 79 66 52 55 50 44 94 60 31 30.24 30.01 29.86 10 10 10 15 5 28 0.05 Thunderstorm
17 81 64 46 49 40 30 90 46 17 30.21 29.96 29.89 10 10 10 15 5 25 0.00  
18 82 62 43 42 28 13 86 36 8 30.04 30.00 29.94 10 10 10 12 4 22 0.00  
19 84 68 52 48 39 34 56 37 20 30.29 30.02 29.96 10 10 10 9 3 18 0.00  
20 82 70 59 50 46 39 67 41 21 30.36 30.06 29.96 10 10 10 10 4 16 0.00 Thunderstorm
21 82 68 54 57 51 43 93 57 25 30.35 30.12 30.01 10 10 8 20 4 24 0.04 Rain , Thunderstorm
22 82 68 53 58 49 41 96 53 23 30.37 30.08 29.96 10 10 3 15 5 25 0.17 Rain , Thunderstorm
23 79 68 57 58 54 48 93 65 35 30.30 30.07 29.98 10 10 4 13 2 - 0.01 Rain , Thunderstorm
24 77 67 55 58 55 52 100 84 42 30.36 30.18 29.96 10 7 1 14 4 18 1.00 Rain , Thunderstorm
25 81 66 52 56 50 44 93 61 27 30.04 29.98 29.91 10 10 10 12 3 18 0.00  
26 84 67 50 53 47 42 89 55 22 30.26 29.97 29.94 10 10 10 20 3 24 0.00 Thunderstorm
27 82 68 55 53 49 45 87 54 29 30.28 30.03 29.91 10 10 10 13 3 23 0.00 Thunderstorm
28 82 67 52 56 50 46 86 53 30 30.30 30.07 29.98 10 10 9 16 4 24 0.00 Rain , Thunderstorm
29 73 65 57 58 54 52 81 62 48 30.37 30.10 29.98 10 10 10 12 4 21 0.01 Rain , Thunderstorm
30 75 64 53 61 57 52 100 81 46 30.33 30.11 30.00 10 9 2 10 5 20 0.16 Rain , Thunderstorm
31 78 64 50 60 53 48 96 73 42 30.36 30.19 30.03 10 9 2 15 4 23 0.28 Rain , Thunderstorm