Weather History for Riverside, CA

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Month of December, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 87 °F 69 °F 51 °F
Mean Temperature 71 °F 57 °F 45 °F
Min Temperature 58 °F 45 °F 37 °F
Degree Days  
Heating Degree Days (base 65) 19 8 0 255
Cooling Degree Days (base 65) 6 0 0 13
Growing Degree Days (base 50) 22 8 0 236
Dew Point  
Dew Point 52 °F 27 °F -8 °F
Precipitation  
Precipitation 0.12 in 0.01 in 0.00 in 0.16 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 23 mph 5 mph 0 mph
Gust Wind 39 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.32 in 30.06 in 29.68 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 31, 2013 Rise Set
Actual Time 6:54 AM PST 4:51 PM PST
Civil Twilight 6:27 AM PST 5:18 PM PST
Nautical Twilight 5:56 AM PST 5:49 PM PST
Astronomical Twilight 5:25 AM PST 6:20 PM PST
Moon 5:54 AM PST (12/31) 4:30 PM PST (12/31)
Length of Visible Light 10h 51m
Length of Day
9h 56m
Waning Crescent, 1% of the Moon is Illuminated
Dec 31
Waning Crescent
Jan 1
New
Jan 7
First Quarter
Jan 15
Full
Jan 23
Last Quarter

Weather History Calendar

Precipitation Actual month total 0.16 Normal Month Total: 1.53
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Clear
Actual:
80 | 51 0.00
Average:
69 | 44 0.03
Scattered Clouds
Actual:
74 | 45 0.00
Average:
69 | 43 0.04
Partly Cloudy
Actual:
67 | 42 0.00
Average:
68 | 43 0.04
Scattered Clouds
Actual:
61 | 45 0.00
Average:
68 | 43 0.03
Scattered Clouds
Actual:
58 | 39 0.00
Average:
68 | 43 0.04
Partly Cloudy
Actual:
56 | 43 0.00
Average:
68 | 43 0.04
Rain
Actual:
51 | 42 0.12
Average:
67 | 43 0.04
Scattered Clouds
Actual:
55 | 37 0.00
Average:
67 | 43 0.04
Clear
Actual:
55 | 42 0.00
Average:
67 | 43 0.03
Scattered Clouds
Actual:
66 | 41 0.00
Average:
67 | 43 0.04
Clear
Actual:
71 | 39 0.00
Average:
67 | 42 0.03
Scattered Clouds
Actual:
69 | 47 0.00
Average:
67 | 42 0.04
Clear
Actual:
65 | 38 0.00
Average:
66 | 42 0.03
Clear
Actual:
73 | 55 0.00
Average:
66 | 42 0.04
Scattered Clouds
Actual:
79 | 47 0.00
Average:
66 | 42 0.04
Scattered Clouds
Actual:
84 | 52 0.00
Average:
66 | 42 0.04
Scattered Clouds
Actual:
87 | 55 0.00
Average:
66 | 42 0.04
Partly Cloudy
Actual:
72 | 55 0.00
Average:
66 | 42 0.05
Rain
Actual:
56 | 49 0.04
Average:
66 | 42 0.04
Fog
Actual:
64 | 42 0.00
Average:
66 | 42 0.05
Scattered Clouds
Actual:
58 | 40 0.00
Average:
66 | 42 0.05
Clear
Actual:
69 | 40 0.00
Average:
66 | 42 0.05
Clear
Actual:
75 | 46 0.00
Average:
66 | 42 0.05
Clear
Actual:
82 | 48 0.00
Average:
66 | 42 0.05
Clear
Actual:
77 | 58 0.00
Average:
66 | 42 0.05
Clear
Actual:
78 | 45 0.00
Average:
66 | 42 0.07
Clear
Actual:
82 | 43 0.00
Average:
66 | 42 0.08
Clear
Actual:
76 | 48 0.00
Average:
66 | 42 0.09
Clear
Actual:
73 | 41 0.00
Average:
66 | 43 0.09
Clear
Actual:
53 | 37 0.00
Average:
67 | 38 0.02
Clear
Actual:
73 | 39 0.00
Average:
66 | 43 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
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 80 66 51 40 32 21 59 36 12 30.20 30.13 30.07 10 10 10 13 6 21 0.00  
2 74 60 45 38 34 26 65 41 17 30.09 30.00 29.89 10 10 10 8 3 10 0.00  
3 67 55 42 50 41 32 76 53 30 29.88 29.78 29.71 10 10 10 13 2 18 0.00  
4 61 53 45 42 30 11 71 43 15 29.94 29.86 29.75 10 10 10 14 5 21 0.00  
5 58 49 39 37 34 29 85 60 35 30.08 29.99 29.93 10 10 10 12 1 14 0.00  
6 56 50 43 38 36 34 76 61 46 30.16 30.10 30.06 10 10 10 8 3 12 0.00  
7 51 47 42 47 41 36 93 80 66 30.09 30.04 29.98 10 8 2 6 1 7 0.12 Rain
8 55 46 37 40 31 13 92 71 50 30.18 30.12 30.06 10 10 6 8 2 10 0.00  
9 55 49 42 14 3 -8 28 18 8 30.32 30.25 30.17 10 10 10 23 11 39 0.00  
10 66 54 41 18 6 0 24 16 8 30.25 30.15 30.07 10 10 10 16 9 28 0.00  
11 71 55 39 22 14 7 48 28 8 30.16 30.12 30.08 10 10 10 17 7 25 0.00  
12 69 58 47 35 25 16 36 25 14 30.19 30.15 30.09 10 10 10 12 3 15 0.00  
13 65 52 38 37 32 21 82 54 26 30.20 30.16 30.09 10 10 9 9 3 14 0.00  
14 73 64 55 18 15 12 26 18 10 30.29 30.22 30.16 10 10 10 20 11 33 0.00  
15 79 63 47 28 21 18 36 23 10 30.23 30.16 30.08 10 10 10 12 6 21 0.00  
16 84 68 52 32 26 19 41 26 10 30.12 30.08 30.04 10 10 10 15 7 21 0.00  
17 87 71 55 38 30 23 37 24 10 30.10 30.03 29.96 10 10 10 10 6 15 0.00  
18 72 64 55 52 43 35 51 39 27 29.97 29.89 29.82 10 9 7 12 3 14 0.00  
19 56 53 49 47 45 43 83 75 66 29.82 29.76 29.68 10 9 4 18 1 23 0.04 Rain
20 64 52 42 46 42 36 92 66 40 29.92 29.81 29.75 10 6 0 9 4 - 0.00 Fog
21 58 49 40 44 42 39 96 77 57 30.07 29.97 29.90 10 8 5 7 1 9 0.00  
22 69 55 40 44 40 37 96 64 31 30.25 30.16 30.07 10 7 4 7 2 9 0.00  
23 75 61 46 38 33 30 71 45 19 30.30 30.24 30.19 10 10 10 14 7 18 0.00  
24 82 65 48 37 30 25 56 35 13 30.18 30.13 30.06 10 10 10 13 6 20 0.00  
25 77 68 58 28 19 10 29 20 10 30.20 30.16 30.10 10 10 10 18 8 28 0.00  
26 78 62 45 23 14 3 38 22 6 30.18 30.13 30.07 10 10 10 14 6 25 0.00  
27 82 63 43 25 18 5 34 20 6 30.14 30.08 30.02 10 10 10 9 5 12 0.00  
28 76 62 48 32 26 12 50 30 9 30.01 29.97 29.89 10 10 10 9 4 12 0.00  
29 73 57 41 33 8 -2 70 38 6 30.13 30.05 29.97 10 10 10 22 12 38 0.00  
30 53 45 37 26 15 3 44 23 6 30.25 30.18 30.13 10 10 10 13 8 21 0.00  
31 73 56 39 34 22 11 43 26 9 30.19 30.12 30.05 10 9 6 8 3 9 0.00