Weather History for Renton, WA

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 57 °F 47 °F 39 °F
Mean Temperature 54 °F 43 °F 34 °F
Min Temperature 50 °F 40 °F 30 °F
Degree Days  
Heating Degree Days (base 65) 30 22 12 669
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 4 0 0 6
Dew Point  
Dew Point 50 °F 38 °F 28 °F
Precipitation  
Precipitation 0.79 in 0.19 in 0.00 in 5.83 in
Snowdepth - - - -
Wind  
Wind 22 mph 4 mph 0 mph
Gust Wind 44 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.48 in 29.92 in 28.96 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 06, 2012 Rise Set
Actual Time 7:42 AM PST 4:18 PM PST
Civil Twilight 7:06 AM PST 4:53 PM PST
Nautical Twilight 6:27 AM PST 5:32 PM PST
Astronomical Twilight 5:50 AM PST 6:09 PM PST
Moon No Moon Rise 12:12 PM PST (12/6)
Length of Visible Light 9h 46m
Length of Day
8h 35m
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 5.83 Average Month Total: 4.18
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
57 | 50 0.08
Average:
47 | 37 0.16
Rain
Actual:
50 | 46 0.63
Average:
46 | 37 0.16
Rain
Actual:
51 | 48 0.41
Average:
46 | 37 0.16
Rain
Actual:
55 | 48 0.51
Average:
46 | 37 0.16
Rain
Actual:
50 | 44 0.03
Average:
46 | 37 0.16
Rain
Actual:
46 | 46 0.03
Average:
46 | 37 0.16
Rain
Actual:
48 | 41 0.12
Average:
46 | 37 0.16
Partly Cloudy
Actual:
46 | 39 0.00
Average:
46 | 37 0.16
Rain
Actual:
46 | 39 0.04
Average:
46 | 37 0.15
Overcast
Actual:
48 | 45 0.00
Average:
46 | 37 0.15
Rain
Actual:
48 | 44 0.12
Average:
46 | 37 0.15
Rain
Actual:
46 | 42 0.24
Average:
46 | 37 0.15
Rain
Actual:
48 | 42 0.06
Average:
46 | 36 0.14
Rain
Actual:
46 | 35 0.23
Average:
45 | 36 0.14
Rain
Actual:
43 | 33 0.13
Average:
45 | 36 0.14
Rain
Actual:
48 | 41 0.79
Average:
45 | 35 0.13
Rain
Actual:
50 | 39 0.08
Average:
44 | 35 0.13
Snow
Actual:
42 | 35 0.12
Average:
44 | 35 0.13
Rain
Actual:
50 | 37 0.49
Average:
44 | 35 0.13
Rain
Actual:
48 | 33 0.52
Average:
44 | 35 0.12
Rain
Actual:
46 | 32 0.03
Average:
44 | 35 0.12
Rain
Actual:
50 | 39 0.05
Average:
44 | 35 0.12
Rain
Actual:
46 | 39 0.24
Average:
44 | 35 0.12
Rain
Actual:
45 | 39 0.02
Average:
44 | 35 0.11
Rain
Actual:
45 | 37 0.46
Average:
44 | 35 0.11
Rain
Actual:
46 | 41 0.18
Average:
44 | 35 0.11
Rain
Actual:
46 | 39 0.17
Average:
44 | 35 0.11
Partly Cloudy
Actual:
46 | 37 0.00
Average:
44 | 35 0.11
Rain
Actual:
41 | 39 0.05
Average:
44 | 35 0.11
Fog
Actual:
41 | 30 0.00
Average:
44 | 35 0.11
Fog
Actual:
39 | 30 0.00
Average:
44 | 35 0.11
 

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 54 50 47 41 36 86 65 47 29.65 29.52 29.29 10 10 7 17 7 26 0.08 Rain
2 50 48 46 45 43 39 87 78 66 29.83 29.51 29.19 10 9 3 17 7 24 0.63 Rain
3 51 50 48 46 44 42 87 82 71 30.03 29.90 29.66 10 8 2 10 5 18 0.41 Rain
4 55 52 48 50 45 42 87 78 62 29.88 29.70 29.53 10 9 4 12 5 21 0.51 Rain
5 50 47 44 40 38 36 82 71 59 30.22 30.15 29.90 10 10 10 12 8 20 0.03 Rain
6 46 46 46 41 39 37 83 75 68 30.20 30.12 30.05 10 10 7 13 7 23 0.03 Rain
7 48 44 41 41 39 36 86 79 69 30.18 30.05 29.96 10 9 2 14 7 24 0.12 Rain
8 46 42 39 38 36 34 87 77 65 30.37 30.26 30.17 10 10 10 7 2 - 0.00  
9 46 42 39 43 39 34 93 85 76 30.40 30.34 30.29 10 6 2 5 2 - 0.04 Rain
10 48 46 45 43 42 41 89 85 80 30.43 30.35 30.13 10 7 2 7 2 - 0.00  
11 48 46 44 43 40 39 87 79 76 30.06 29.76 29.57 10 10 5 10 7 17 0.12 Rain
12 46 44 42 41 40 37 87 82 76 30.05 29.88 29.65 10 9 2 8 3 - 0.24 Rain
13 48 45 42 39 37 35 87 78 61 30.06 29.96 29.82 10 10 8 6 3 - 0.06 Rain
14 46 40 35 39 37 33 93 85 71 29.97 29.89 29.79 10 8 1 6 2 - 0.23 Rain
15 43 38 33 37 33 30 93 81 61 29.94 29.76 29.55 10 7 0 14 5 20 0.13 Fog , Rain
16 48 44 41 40 36 34 89 79 70 29.77 29.52 28.99 10 9 4 16 9 29 0.79 Rain
17 50 44 39 43 34 31 83 70 61 29.91 29.53 28.96 10 10 10 22 13 44 0.08 Rain
18 42 38 35 34 32 29 93 78 65 30.01 29.95 29.89 10 8 1 12 7 23 0.12 Rain , Snow
19 50 44 37 41 35 28 96 77 56 29.96 29.74 29.58 10 9 4 14 6 28 0.49 Rain
20 48 41 33 45 39 30 100 87 74 29.85 29.67 29.53 10 8 4 13 3 22 0.52 Rain
21 46 39 32 38 33 28 93 85 68 29.84 29.76 29.68 10 8 2 6 0 - 0.03 Rain
22 50 44 39 41 38 34 92 79 61 29.76 29.61 29.52 10 10 6 12 3 - 0.05 Rain
23 46 42 39 40 37 33 89 79 65 29.84 29.73 29.63 10 9 5 7 2 - 0.24 Rain
24 45 42 39 40 38 36 93 83 76 30.19 30.09 29.87 10 10 4 9 3 - 0.02 Rain
25 45 41 37 38 35 32 93 78 60 30.04 29.77 29.68 10 9 3 15 4 26 0.46 Rain
26 46 44 41 41 38 33 89 80 65 29.94 29.80 29.72 10 9 4 12 4 21 0.18 Rain
27 46 42 39 41 39 37 96 86 73 30.19 30.08 29.93 10 8 2 9 4 - 0.17 Rain
28 46 42 37 40 36 30 97 81 65 30.18 30.15 30.12 10 10 10 5 1 - 0.00  
29 41 40 39 38 35 28 93 84 65 30.25 30.20 30.16 10 9 6 5 2 - 0.05 Rain
30 41 36 30 37 34 28 100 95 79 30.35 30.30 30.23 10 5 0 7 2 - 0.00 Fog
31 39 34 30 35 31 28 100 91 81 30.48 30.34 30.25 10 8 0 9 1 - 0.00 Fog