Weather History for Renton, WA

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Month of December, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 55 °F 45 °F 35 °F
Mean Temperature 52 °F 39 °F 30 °F
Min Temperature 50 °F 34 °F 26 °F
Degree Days  
Heating Degree Days (base 65) 34 26 12 793
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 2 0 0 2
Dew Point  
Dew Point 52 °F 36 °F 26 °F
Precipitation  
Precipitation 0.04 in 0.00 in 0.00 in 0.05 in
Snowdepth - - - -
Wind  
Wind 96 mph 3 mph 0 mph
Gust Wind 43 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.81 in 30.30 in 29.56 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 28, 2011 Rise Set
Actual Time 7:56 AM PST 4:24 PM PST
Civil Twilight 7:20 AM PST 5:00 PM PST
Nautical Twilight 6:41 AM PST 5:39 PM PST
Astronomical Twilight 6:03 AM PST 6:17 PM PST
Moon 10:06 AM PST (12/28) 9:26 PM PST (12/28)
Length of Visible Light 9h 40m
Length of Day
8h 28m
Waxing Crescent, 19% of the Moon is Illuminated
Dec 28
Waxing Crescent
Dec 31
First Quarter
Jan 8
Full
Jan 16
Last Quarter
Jan 22
New

Weather History Calendar

Precipitation Actual month total 0.05 Average Month Total: 4.18
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Fog
Actual:
41 | 32 0.00
Average:
47 | 37 0.16
Partly Cloudy
Actual:
45 | 30 0.00
Average:
46 | 37 0.16
Overcast
Actual:
39 | 30 0.00
Average:
46 | 37 0.16
Partly Cloudy
Actual:
44 | 30 0.00
Average:
46 | 37 0.16
Partly Cloudy
Actual:
42 | 28 0.00
Average:
46 | 37 0.16
Fog
Actual:
39 | 28 0.00
Average:
46 | 37 0.16
Mostly Cloudy
Actual:
43 | 35 0.00
Average:
46 | 37 0.16
Partly Cloudy
Actual:
41 | 33 0.00
Average:
46 | 37 0.16
Partly Cloudy
Actual:
41 | 28 0.00
Average:
46 | 37 0.15
Rain
Actual:
39 | 30 0.00
Average:
46 | 37 0.15
Rain
Actual:
42 | 35 0.04
Average:
46 | 37 0.15
Partly Cloudy
Actual:
41 | 28 0.00
Average:
46 | 37 0.15
Fog
Actual:
39 | 28 0.00
Average:
46 | 36 0.14
Partly Cloudy
Actual:
41 | 33 0.00
Average:
45 | 36 0.14
Rain
Actual:
44 | 37 0.01
Average:
45 | 36 0.14
Partly Cloudy
Actual:
50 | 36 0.00
Average:
45 | 35 0.13
Fog
Actual:
52 | 32 0.00
Average:
44 | 35 0.13
Rain
Actual:
46 | 35 0.00
Average:
44 | 35 0.13
Fog
Actual:
46 | 35 0.00
Average:
44 | 35 0.13
Rain
Actual:
44 | 39 0.00
Average:
44 | 35 0.12
Partly Cloudy
Actual:
45 | 30 0.00
Average:
44 | 35 0.12
Fog
Actual:
35 | 26 0.00
Average:
44 | 35 0.12
Rain
Actual:
50 | 32 0.00
Average:
44 | 35 0.12
Rain
Actual:
53 | 41 0.00
Average:
44 | 35 0.11
Rain
Actual:
48 | 39 0.00
Average:
44 | 35 0.11
Rain
Actual:
44 | 35 0.00
Average:
44 | 35 0.11
Rain
Actual:
52 | 41 0.00
Average:
44 | 35 0.11
Rain
Actual:
55 | 50 0.00
Average:
44 | 35 0.11
Rain
Actual:
51 | 44 0.00
Average:
44 | 35 0.11
Rain
Actual:
48 | 37 0.00
Average:
44 | 35 0.11
Scattered Clouds
Actual:
44 | 33 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

2011 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 41 36 32 36 34 31 100 93 79 30.81 30.66 30.43 10 6 0 5 1 - 0.00 Fog
2 45 38 30 39 35 30 100 90 71 30.54 30.50 30.45 10 8 6 6 2 - 0.00  
3 39 34 30 36 32 29 100 90 79 30.55 30.53 30.51 10 9 8 6 2 - 0.00  
4 44 38 30 35 33 29 97 86 68 30.62 30.58 30.54 10 9 8 7 1 - 0.00  
5 42 35 28 36 31 27 100 89 76 30.59 30.51 30.45 10 8 1 8 1 - 0.00  
6 39 34 28 35 31 28 100 92 81 30.50 30.47 30.44 9 4 0 6 1 - 0.00 Fog
7 43 39 35 37 35 33 100 88 73 30.49 30.47 30.44 10 7 2 6 3 - 0.00  
8 41 37 33 34 32 30 92 82 73 30.47 30.43 30.39 10 10 10 7 2 - 0.00  
9 41 34 28 34 30 26 100 91 76 30.40 30.29 30.16 10 8 5 5 1 - 0.00  
10 39 34 30 37 33 27 97 90 79 30.19 30.16 30.14 10 7 5 7 4 - 0.00 Rain
11 42 38 35 37 35 32 100 88 76 30.25 30.15 30.11 10 7 2 96 3 - 0.04 Rain
12 41 34 28 34 30 27 100 91 67 30.30 30.21 30.10 10 5 1 8 1 - 0.00  
13 39 34 28 31 29 27 100 90 68 30.15 30.09 30.05 10 6 0 6 1 - 0.00 Fog
14 41 37 33 33 32 30 92 80 70 30.20 30.15 30.09 10 9 7 5 1 - 0.00  
15 44 40 37 43 40 33 100 92 82 30.50 30.35 30.14 10 6 2 5 0 - 0.01 Rain
16 50 44 36 43 41 35 100 88 71 30.51 30.47 30.42 10 9 5 6 2 - 0.00  
17 52 42 32 40 35 31 100 89 59 30.41 30.24 30.06 10 7 0 7 2 - 0.00 Fog
18 46 40 35 45 40 35 100 97 87 30.46 30.29 30.08 10 3 0 6 1 - 0.00 Fog , Rain
19 46 40 35 43 38 36 100 93 76 30.50 30.46 30.42 10 7 0 6 2 - 0.00 Fog
20 44 42 39 43 40 37 96 91 82 30.42 30.33 30.29 10 7 2 7 3 - 0.00 Rain
21 45 38 30 39 34 28 100 91 65 30.55 30.48 30.38 10 5 1 6 1 - 0.00  
22 35 30 26 34 30 27 100 95 87 30.56 30.42 30.33 8 3 0 10 2 - 0.00 Fog
23 50 41 32 43 37 28 93 85 71 30.56 30.51 30.39 10 10 3 8 4 - 0.00 Rain
24 53 47 41 44 41 38 96 85 57 30.52 30.41 30.21 10 9 4 5 2 - 0.00 Rain
25 48 44 39 41 38 35 96 82 71 30.39 30.19 29.99 10 10 6 20 6 43 0.00 Rain
26 44 40 35 38 36 34 93 82 73 30.38 30.30 30.18 10 10 8 6 3 - 0.00 Rain
27 52 46 41 49 45 38 100 91 80 30.17 29.97 29.72 10 8 3 9 3 16 0.00 Rain
28 55 52 50 52 48 43 94 85 76 29.91 29.78 29.60 10 8 2 15 10 26 0.00 Rain
29 51 48 44 47 42 39 97 82 71 30.10 29.85 29.56 10 10 6 14 8 28 0.00 Rain
30 48 42 37 44 37 32 87 74 61 30.24 29.85 29.62 10 10 9 14 8 23 0.00 Rain
31 44 38 33 33 31 28 89 76 53 30.44 30.35 30.24 10 10 10 8 4 - 0.00