Weather History for Flagstaff, AZ

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Month of July, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 88 °F 81 °F 74 °F
Mean Temperature 74 °F 67 °F 58 °F
Min Temperature 60 °F 51 °F 37 °F
Degree Days  
Heating Degree Days (base 65) 7 1 0 26
Cooling Degree Days (base 65) 9 2 0 73
Growing Degree Days (base 50) 23 16 8 491
Dew Point  
Dew Point 61 °F 45 °F 6 °F
Precipitation  
Precipitation 0.87 in 0.08 in 0.00 in 2.31 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 30 mph 5 mph 0 mph
Gust Wind 40 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.36 in 29.97 in 29.79 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jul. 31, 2011 Rise Set
Actual Time 5:34 AM MST 7:30 PM MST
Civil Twilight 5:06 AM MST 7:58 PM MST
Nautical Twilight 4:33 AM MST 8:32 PM MST
Astronomical Twilight 3:56 AM MST 9:08 PM MST
Moon 6:38 AM MST (7/31) 8:01 PM MST (7/31)
Length of Visible Light 14h 51m
Length of Day
13h 55m
New Moon, 1% of the Moon is Illuminated
Jul 31
New Moon
Aug 6
First Quarter
Aug 13
Full
Aug 21
Last Quarter
Aug 28
New

Weather History Calendar

Precipitation Actual month total 2.31 Normal Month Total: 2.40
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
87 | 37 0.00
Average:
82 | 47 0.04
Clear
Actual:
88 | 45 T
Average:
82 | 47 0.05
Rain
Actual:
87 | 53 0.04
Average:
82 | 47 0.05
Rain
Actual:
81 | 56 0.06
Average:
82 | 48 0.05
Thunderstorm
Actual:
85 | 58 0.26
Average:
82 | 48 0.06
Rain
Actual:
82 | 53 0.03
Average:
82 | 48 0.06
Thunderstorm
Actual:
81 | 51 0.04
Average:
82 | 49 0.06
Scattered Clouds
Actual:
81 | 48 0.11
Average:
82 | 49 0.06
Rain
Actual:
82 | 49 0.03
Average:
82 | 49 0.07
Partly Cloudy
Actual:
78 | 56 0.01
Average:
82 | 49 0.07
Rain
Actual:
79 | 53 0.06
Average:
82 | 50 0.07
Partly Cloudy
Actual:
76 | 50 T
Average:
83 | 50 0.07
Scattered Clouds
Actual:
76 | 46 0.00
Average:
83 | 50 0.08
Clear
Actual:
76 | 40 0.00
Average:
83 | 50 0.08
Clear
Actual:
78 | 37 0.00
Average:
83 | 50 0.08
Clear
Actual:
83 | 40 0.00
Average:
83 | 50 0.08
Rain
Actual:
85 | 53 0.05
Average:
83 | 51 0.08
Thunderstorm
Actual:
80 | 56 0.30
Average:
82 | 51 0.08
Thunderstorm
Actual:
79 | 50 0.02
Average:
82 | 51 0.09
Scattered Clouds
Actual:
85 | 54 0.01
Average:
82 | 51 0.09
Clear
Actual:
84 | 53 0.00
Average:
82 | 51 0.09
Scattered Clouds
Actual:
84 | 49 0.00
Average:
82 | 51 0.09
Partly Cloudy
Actual:
84 | 54 0.00
Average:
82 | 51 0.09
Clear
Actual:
88 | 60 0.00
Average:
82 | 51 0.09
Thunderstorm
Actual:
80 | 58 0.87
Average:
82 | 51 0.09
Rain
Actual:
74 | 56 0.04
Average:
82 | 51 0.09
Scattered Clouds
Actual:
81 | 51 0.00
Average:
82 | 51 0.09
Thunderstorm
Actual:
83 | 49 0.30
Average:
82 | 51 0.10
Partly Cloudy
Actual:
82 | 57 0.01
Average:
82 | 51 0.10
Thunderstorm
Actual:
78 | 56 0.05
Average:
82 | 51 0.10
Partly Cloudy
Actual:
79 | 56 0.02
Average:
82 | 51 0.10
 

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

2011 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 87 62 37 23 16 6 37 21 5 29.95 29.91 29.83 10 10 10 17 5 23 0.00  
2 88 67 45 41 30 19 51 31 10 29.95 29.90 29.84 10 10 10 21 3 28 T  
3 87 70 53 54 47 40 77 51 24 30.34 29.97 29.90 10 10 6 24 6 36 0.04 Rain
4 81 69 56 61 51 46 84 57 30 30.24 29.97 29.89 10 10 7 16 4 23 0.06 Rain
5 85 72 58 58 53 45 93 61 28 30.27 30.02 29.92 10 9 2 14 4 22 0.26 Rain , Thunderstorm
6 82 68 53 56 51 48 100 67 33 30.28 30.00 29.93 10 10 8 21 4 26 0.03 Rain
7 81 66 51 56 51 47 89 60 30 30.29 30.00 29.92 10 10 10 16 4 23 0.04 Rain , Thunderstorm
8 81 65 48 55 48 38 93 57 21 30.03 29.95 29.87 10 10 10 20 5 25 0.11  
9 82 66 49 55 50 44 93 61 28 30.20 29.92 29.86 10 10 10 16 6 33 0.03 Rain
10 78 67 56 56 53 46 93 65 36 29.97 29.93 29.88 10 10 10 16 3 22 0.01  
11 79 66 53 57 51 40 93 60 27 30.32 30.03 29.89 10 10 6 30 5 37 0.06 Rain
12 76 63 50 55 50 46 100 68 36 30.02 29.95 29.91 10 10 10 20 4 24 T  
13 76 61 46 47 32 17 93 53 12 29.95 29.91 29.86 10 10 10 26 8 35 0.00  
14 76 58 40 33 21 12 57 33 9 29.94 29.90 29.83 10 10 10 20 7 29 0.00  
15 78 58 37 29 19 9 59 33 7 30.15 30.01 29.87 10 10 9 23 5 31 0.00  
16 83 62 40 37 28 20 51 31 11 29.91 29.86 29.79 10 10 10 24 6 32 0.00  
17 85 69 53 60 46 35 93 56 19 29.99 29.92 29.85 10 10 10 20 4 28 0.05 Rain
18 80 68 56 60 56 50 93 65 37 30.35 30.07 29.96 10 9 2 17 4 22 0.30 Rain , Thunderstorm
19 79 65 50 60 53 48 100 68 36 30.30 30.06 29.96 10 10 10 15 3 21 0.02 Thunderstorm
20 85 70 54 51 47 42 83 53 23 30.00 29.93 29.85 10 10 10 21 7 28 0.01  
21 84 69 53 54 41 29 83 50 16 29.93 29.87 29.81 10 10 10 20 7 26 0.00  
22 84 67 49 32 28 20 46 29 12 29.89 29.86 29.83 10 10 10 25 8 31 0.00  
23 84 69 54 49 41 29 55 38 20 30.00 29.94 29.87 10 10 10 16 6 23 0.00  
24 88 74 60 57 44 34 63 40 16 30.06 29.99 29.94 10 9 5 22 8 26 0.00  
25 80 69 58 60 56 49 97 67 36 30.34 30.06 29.93 10 8 0 28 3 40 0.87 Rain , Thunderstorm
26 74 65 56 60 57 54 100 77 53 29.98 29.94 29.89 10 10 9 18 3 23 0.04 Rain
27 81 66 51 55 48 37 100 61 21 30.22 29.95 29.88 10 10 10 16 3 21 0.00  
28 83 66 49 58 51 42 100 65 30 30.33 30.03 29.90 10 9 2 20 3 28 0.30 Rain , Thunderstorm
29 82 70 57 57 51 42 100 63 26 30.07 30.00 29.93 10 10 10 17 5 24 0.01  
30 78 67 56 61 55 51 84 62 40 30.36 30.05 29.97 10 10 10 9 3 14 0.05 Rain , Thunderstorm
31 79 68 56 59 56 51 97 69 40 30.08 30.03 29.96 10 10 10 24 4 33 0.02