Weather History for St. Johns, AZ

Change the Weather History Date:

Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 62 °F 43 °F 28 °F
Mean Temperature 44 °F 30 °F 14 °F
Min Temperature 30 °F 17 °F -4 °F
Degree Days  
Heating Degree Days (base 65) 51 35 22 1097
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 36 °F 18 °F -6 °F
Precipitation  
Precipitation 0.51 in 0.04 in 0.00 in 1.32 in
Snowdepth - - - -
Wind  
Wind 37 mph 5 mph 0 mph
Gust Wind 52 mph 26 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.59 in 30.03 in 29.47 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

Dec. 28, 2012 Rise Set
Actual Time 7:23 AM MST 5:15 PM MST
Civil Twilight 6:55 AM MST 5:43 PM MST
Nautical Twilight 6:24 AM MST 6:14 PM MST
Astronomical Twilight 5:53 AM MST 6:45 PM MST
Moon 5:52 PM MST 7:22 AM MST
Length of Visible Light 10h 47m
Length of Day
9h 52m
Full, 100% of the Moon is Illuminated
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

Weather History Calendar

 
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
57 | 30 0.00
Average:
- | - -
Clear
Actual:
54 | 25 0.00
Average:
- | - -
Clear
Actual:
52 | 28 0.00
Average:
- | - -
Clear
Actual:
57 | 24 0.00
Average:
- | - -
Clear
Actual:
62 | 25 0.00
Average:
- | - -
Clear
Actual:
55 | 28 0.00
Average:
- | - -
Scattered Clouds
Actual:
54 | 25 0.00
Average:
- | - -
Clear
Actual:
51 | 24 0.00
Average:
- | - -
Scattered Clouds
Actual:
44 | 15 0.00
Average:
- | - -
Clear
Actual:
45 | 8 0.00
Average:
- | - -
Clear
Actual:
39 | 9 0.00
Average:
- | - -
Clear
Actual:
39 | 16 0.00
Average:
- | - -
Snow
Actual:
45 | 14 0.03
Average:
- | - -
Snow
Actual:
35 | 27 0.51
Average:
- | - -
Snow
Actual:
37 | 15 0.28
Average:
- | - -
Snow
Actual:
35 | 16 0.00
Average:
- | - -
Scattered Clouds
Actual:
33 | 24 0.00
Average:
- | - -
Snow
Actual:
45 | 30 0.24
Average:
- | - -
Snow
Actual:
30 | 13 0.01
Average:
- | - -
Clear
Actual:
32 | -2 0.00
Average:
- | - -
Clear
Actual:
45 | -2 0.00
Average:
- | - -
Clear
Actual:
52 | 21 0.00
Average:
- | - -
Clear
Actual:
52 | 19 0.00
Average:
- | - -
Snow
Actual:
48 | 30 0.06
Average:
- | - -
Scattered Clouds
Actual:
32 | 16 0.00
Average:
- | - -
Snow
Actual:
39 | 17 0.04
Average:
- | - -
Snow
Actual:
30 | 10 0.03
Average:
- | - -
Snow
Actual:
32 | -4 0.00
Average:
- | - -
Clear
Actual:
35 | 0 0.00
Average:
- | - -
Snow
Actual:
37 | 10 0.08
Average:
- | - -
Snow
Actual:
28 | 14 0.04
Average:
- | - -
 

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
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 57 44 30 30 16 9 67 36 18 30.20 30.11 30.02 10 10 2 14 4 - 0.00  
2 54 40 25 34 15 8 89 36 10 30.18 30.06 29.96 10 10 7 18 3 28 0.00  
3 52 40 28 36 28 15 84 53 35 30.25 30.08 29.93 10 10 8 12 5 18 0.00  
4 57 40 24 30 21 13 88 49 16 30.44 30.30 30.20 10 10 7 10 3 - 0.00  
5 62 44 25 22 16 10 58 32 10 30.31 30.12 29.96 10 10 10 9 3 - 0.00  
6 55 42 28 29 20 8 74 37 20 29.99 29.90 29.79 10 10 10 14 2 - 0.00  
7 54 40 25 30 23 15 89 48 30 30.02 29.91 29.83 10 10 2 10 3 21 0.00  
8 51 38 24 28 21 8 78 48 9 29.98 29.89 29.80 10 10 10 15 6 22 0.00  
9 44 30 15 26 13 -1 69 39 17 30.22 29.98 29.81 10 10 7 28 11 38 0.00  
10 45 26 8 12 0 -5 64 37 14 30.34 30.21 30.11 10 10 10 7 3 - 0.00  
11 39 24 9 12 4 -4 72 40 21 30.22 30.13 30.07 10 9 5 6 1 - 0.00  
12 39 28 16 10 3 -2 56 33 12 30.15 30.05 29.96 10 9 3 18 4 26 0.00  
13 45 26 14 32 14 -1 84 39 16 30.06 29.90 29.68 10 10 3 21 5 22 0.03 Snow
14 35 31 27 36 30 23 100 79 55 29.95 29.73 29.54 10 9 1 26 11 39 0.51 Rain , Snow
15 37 26 15 32 28 12 100 82 42 29.98 29.88 29.74 10 6 1 22 7 31 0.28 Rain , Snow
16 35 26 16 31 28 20 100 87 70 30.15 29.99 29.87 10 7 0 17 3 23 0.00 Fog , Snow
17 33 28 24 31 25 16 89 79 60 30.17 30.08 29.95 10 10 6 15 4 - 0.00  
18 45 38 30 35 28 17 89 73 41 29.98 29.80 29.56 10 9 0 21 7 31 0.24 Rain , Snow
19 30 22 13 36 21 0 93 72 23 30.41 29.91 29.47 10 8 1 33 16 44 0.01 Rain , Snow
20 32 15 -2 19 11 -6 88 69 25 30.59 30.47 30.33 10 10 6 10 2 - 0.00  
21 45 22 -2 22 16 -3 88 70 20 30.42 30.33 30.21 10 10 6 5 1 - 0.00  
22 52 36 21 28 23 17 92 66 35 30.26 30.17 30.06 10 10 6 8 1 - 0.00  
23 52 36 19 26 16 8 88 52 18 30.17 30.09 29.96 10 10 7 10 4 - 0.00  
24 48 39 30 34 25 12 93 69 35 29.96 29.84 29.72 10 7 0 37 13 52 0.06 Fog , Rain , Snow
25 32 24 16 26 15 8 85 65 42 30.15 30.08 29.85 10 10 10 16 7 22 0.00  
26 39 28 17 23 17 12 88 58 23 30.03 29.87 29.70 10 10 2 28 6 34 0.04 Snow
27 30 20 10 27 22 14 100 80 48 29.96 29.84 29.77 10 7 0 15 7 26 0.03 Fog , Snow
28 32 14 -4 22 16 -2 87 72 37 30.29 30.13 29.94 10 10 3 10 7 - 0.00 Snow
29 35 18 0 18 11 -4 85 65 33 30.30 30.16 29.99 10 9 5 9 2 - 0.00  
30 37 24 10 30 22 12 100 74 22 30.00 29.84 29.71 10 7 1 24 6 31 0.08 Snow
31 28 21 14 28 23 10 100 87 60 30.18 29.97 29.73 10 6 1 13 5 - 0.04 Snow