Weather History for Modesto, CA

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 63 °F 55 °F 47 °F
Mean Temperature 60 °F 48 °F 40 °F
Min Temperature 56 °F 41 °F 29 °F
Degree Days  
Heating Degree Days (base 65) 25 17 5 517
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 8 1 0 40
Dew Point  
Dew Point 59 °F 42 °F 24 °F
Precipitation  
Precipitation 0.80 in 0.10 in 0.00 in 2.91 in
Snowdepth - - - -
Wind  
Wind 31 mph 5 mph 0 mph
Gust Wind 77 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.34 in 30.07 in 29.83 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 06, 2012 Rise Set
Actual Time 7:05 AM PST 4:45 PM PST
Civil Twilight 6:35 AM PST 5:14 PM PST
Nautical Twilight 6:03 AM PST 5:46 PM PST
Astronomical Twilight 5:31 AM PST 6:18 PM PST
Moon No Moon Rise 12:07 PM PST (12/6)
Length of Visible Light 10h 38m
Length of Day
9h 40m
Waning Gibbous, 48% of the Moon is Illuminated
Dec 6
Waning Gibbous
Dec 13
New
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Weather History Calendar

Precipitation Actual month total 2.91 Normal Month Total: 2.04
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
63 | 56 0.01
Average:
59 | 41 0.05
Rain
Actual:
63 | 56 0.80
Average:
59 | 41 0.06
Clear
Actual:
62 | 43 0.00
Average:
59 | 41 0.05
Fog
Actual:
60 | 49 0.00
Average:
58 | 41 0.05
Rain
Actual:
60 | 56 0.47
Average:
58 | 41 0.06
Mostly Cloudy
Actual:
59 | 54 0.00
Average:
58 | 40 0.05
Scattered Clouds
Actual:
61 | 46 0.00
Average:
57 | 40 0.06
Fog
Actual:
50 | 39 0.00
Average:
57 | 40 0.06
Fog
Actual:
60 | 36 0.00
Average:
57 | 40 0.06
Fog
Actual:
63 | 40 0.00
Average:
57 | 40 0.06
Fog
Actual:
58 | 39 0.00
Average:
56 | 40 0.06
Rain
Actual:
54 | 47 0.15
Average:
56 | 40 0.06
Fog
Actual:
51 | 36 0.00
Average:
56 | 40 0.06
Rain
Actual:
51 | 31 0.00
Average:
56 | 40 0.06
Rain
Actual:
50 | 31 0.02
Average:
55 | 40 0.07
Partly Cloudy
Actual:
54 | 36 T
Average:
55 | 40 0.06
Rain
Actual:
57 | 50 0.16
Average:
55 | 40 0.07
Scattered Clouds
Actual:
53 | 42 0.01
Average:
55 | 39 0.07
Clear
Actual:
51 | 34 0.00
Average:
55 | 39 0.07
Clear
Actual:
54 | 29 0.00
Average:
55 | 39 0.07
Rain
Actual:
58 | 34 0.01
Average:
54 | 39 0.08
Rain
Actual:
53 | 48 0.70
Average:
54 | 39 0.07
Rain
Actual:
52 | 47 0.41
Average:
54 | 39 0.08
Fog
Actual:
54 | 40 0.00
Average:
54 | 39 0.08
Rain
Actual:
47 | 38 0.09
Average:
54 | 39 0.07
Rain
Actual:
54 | 40 0.08
Average:
54 | 39 0.08
Fog
Actual:
50 | 38 0.00
Average:
54 | 39 0.07
Fog
Actual:
47 | 33 0.00
Average:
54 | 39 0.08
Rain
Actual:
50 | 41 T
Average:
54 | 39 0.07
Scattered Clouds
Actual:
51 | 32 0.00
Average:
54 | 39 0.08
Clear
Actual:
51 | 32 0.00
Average:
54 | 39 0.07
 

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 63 60 56 59 57 54 100 89 78 30.08 30.02 29.96 10 8 2 15 8 26 0.01 Rain
2 63 60 56 59 53 46 96 84 77 30.10 29.96 29.86 10 8 1 30 11 77 0.80 Rain
3 62 53 43 49 46 42 90 78 52 30.21 30.17 30.10 10 9 2 9 3 10 0.00  
4 60 55 49 54 51 47 100 91 78 30.25 30.21 30.17 7 4 0 13 3 15 0.00 Fog
5 60 58 56 56 55 53 100 92 87 30.19 30.13 30.10 6 3 1 12 6 15 0.47 Rain
6 59 57 54 54 51 46 97 84 72 30.12 30.10 30.06 10 8 2 15 8 20 0.00  
7 61 54 46 49 44 41 93 81 50 30.15 30.10 30.07 10 9 2 10 3 13 0.00  
8 50 45 39 47 43 39 100 96 90 30.12 30.07 30.03 5 2 0 9 2 12 0.00 Fog
9 60 48 36 44 39 36 100 86 46 30.21 30.15 30.10 10 5 0 13 1 18 0.00 Fog
10 63 52 40 48 43 39 100 89 52 30.26 30.20 30.13 10 3 0 7 1 9 0.00 Fog
11 58 49 39 48 42 37 100 91 67 30.12 30.03 29.85 10 2 0 31 4 32 0.00 Fog
12 54 51 47 50 44 38 100 89 69 29.91 29.87 29.83 10 6 1 22 3 23 0.15 Rain
13 51 44 36 42 37 34 100 93 74 29.93 29.90 29.85 10 4 0 16 2 18 0.00 Fog
14 51 41 31 41 35 28 92 76 59 30.03 29.91 29.84 10 6 0 17 2 21 0.00 Fog , Rain
15 50 41 31 41 35 30 100 86 71 30.12 30.06 30.02 10 3 0 9 1 16 0.02 Fog , Rain
16 54 45 36 46 40 35 100 77 54 30.14 30.10 30.06 10 6 1 13 5 16 T  
17 57 54 50 54 48 40 93 82 71 30.09 30.03 29.97 10 7 2 14 7 20 0.16 Rain
18 53 48 42 43 34 28 86 64 41 30.16 30.02 29.95 10 10 10 21 10 25 0.01  
19 51 43 34 32 29 24 76 56 36 30.34 30.27 30.17 10 10 9 10 6 14 0.00  
20 54 42 29 36 32 28 100 72 44 30.26 30.16 30.06 10 8 4 14 5 18 0.00  
21 58 46 34 41 34 30 82 61 40 30.05 29.98 29.94 10 10 8 16 8 22 0.01 Rain
22 53 51 48 49 46 41 93 81 68 30.12 30.01 29.91 10 8 2 20 10 28 0.70 Rain
23 52 50 47 49 48 46 100 93 86 30.14 30.02 29.93 10 7 2 23 10 32 0.41 Rain
24 54 47 40 48 43 39 100 83 66 30.20 30.11 30.00 10 6 0 14 3 29 0.00 Fog
25 47 43 38 45 42 37 100 95 89 30.17 30.05 29.85 10 3 0 18 6 23 0.09 Fog , Rain
26 54 47 40 46 44 39 100 83 66 30.09 29.96 29.90 10 8 2 17 4 29 0.08 Rain
27 50 44 38 43 40 34 100 86 71 30.19 30.12 30.08 10 5 0 16 3 20 0.00 Fog
28 47 40 33 43 38 32 100 93 86 30.22 30.16 30.06 8 3 0 8 2 10 0.00 Fog
29 50 46 41 43 40 37 100 83 66 30.09 30.05 30.02 10 6 2 14 3 18 T Rain
30 51 42 32 40 35 31 100 82 63 30.15 30.07 30.04 10 5 1 18 3 22 0.00  
31 51 42 32 33 31 29 82 64 46 30.31 30.25 30.17 10 10 8 16 6 26 0.00