Weather History for Renton, WA

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Month of September, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 87 °F 74 °F 63 °F
Mean Temperature 71 °F 64 °F 56 °F
Min Temperature 64 °F 55 °F 48 °F
Degree Days  
Heating Degree Days (base 65) 8 2 0 52
Cooling Degree Days (base 65) 6 1 0 30
Growing Degree Days (base 50) 21 14 6 427
Dew Point  
Dew Point 63 °F 55 °F 28 °F
Precipitation  
Precipitation 0.78 in 0.07 in 0.00 in 2.22 in
Snowdepth - - - -
Wind  
Wind 18 mph 5 mph 0 mph
Gust Wind 31 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.31 in 29.97 in 29.69 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 16, 2014 Rise Set
Actual Time 6:47 AM PDT 7:18 PM PDT
Civil Twilight 6:16 AM PDT 7:49 PM PDT
Nautical Twilight 5:40 AM PDT 8:25 PM PDT
Astronomical Twilight 5:02 AM PDT 9:03 PM PDT
Moon No Moon Rise 3:04 PM PDT (9/16)
Length of Visible Light 13h 32m
Length of Day
12h 30m
Last Quarter, 43% of the Moon is Illuminated
Sep 16
Last Quarter
Sep 23
New
Oct 1
First Quarter
Oct 8
Full
Oct 15
Last Quarter

Weather History Calendar

Precipitation Actual month total 2.22 Average Month Total: 0.81
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
75 | 55 0.00
Average:
72 | 54 0.03
Thunderstorm
Actual:
71 | 57 0.32
Average:
72 | 54 0.03
Rain
Actual:
70 | 55 0.01
Average:
72 | 53 0.03
Scattered Clouds
Actual:
73 | 50 0.00
Average:
72 | 53 0.03
Clear
Actual:
80 | 57 0.00
Average:
72 | 53 0.03
Clear
Actual:
87 | 55 0.00
Average:
71 | 53 0.03
Clear
Actual:
84 | 55 0.00
Average:
71 | 53 0.03
Rain
Actual:
70 | 59 0.05
Average:
71 | 53 0.03
Partly Cloudy
Actual:
71 | 57 0.00
Average:
71 | 53 0.03
Partly Cloudy
Actual:
71 | 55 0.00
Average:
70 | 53 0.03
Clear
Actual:
75 | 48 0.00
Average:
70 | 52 0.03
Clear
Actual:
75 | 50 0.00
Average:
69 | 52 0.03
Clear
Actual:
82 | 48 0.00
Average:
69 | 52 0.03
Clear
Actual:
84 | 48 0.00
Average:
69 | 52 0.03
Clear
Actual:
86 | 51 0.00
Average:
69 | 51 0.03
Scattered Clouds
Actual:
73 | 59 0.00
Average:
69 | 51 0.03
Rain
Actual:
73 | 60 0.00
Average:
69 | 51 0.03
Rain
Actual:
69 | 60 0.03
Average:
69 | 50 0.03
Partly Cloudy
Actual:
77 | 64 0.00
Average:
69 | 50 0.02
Scattered Clouds
Actual:
75 | 57 0.00
Average:
68 | 50 0.02
Clear
Actual:
81 | 55 0.00
Average:
68 | 50 0.02
Rain
Actual:
72 | 61 0.04
Average:
68 | 50 0.02
Rain
Actual:
68 | 59 0.49
Average:
68 | 49 0.02
Rain
Actual:
66 | 59 0.78
Average:
67 | 49 0.02
Rain
Actual:
71 | 57 0.18
Average:
67 | 49 0.02
Rain
Actual:
69 | 57 0.29
Average:
67 | 49 0.02
Partly Cloudy
Actual:
70 | 55 0.00
Average:
66 | 49 0.02
Partly Cloudy
Actual:
64 | 55 0.00
Average:
66 | 49 0.03
Rain
Actual:
63 | 51 0.02
Average:
66 | 49 0.03
Rain
Actual:
63 | 55 0.01
Average:
65 | 49 0.03
 

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

2014 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 75 65 55 59 55 52 94 75 49 30.11 30.06 29.99 10 10 10 12 3 - 0.00  
2 71 63 57 58 56 54 97 79 58 29.99 29.90 29.79 10 9 2 18 5 31 0.32 Rain , Thunderstorm
3 70 62 55 55 53 50 94 79 54 30.12 30.05 29.91 10 10 6 10 6 - 0.01 Rain
4 73 62 50 58 53 49 100 78 50 30.16 30.12 30.06 10 10 10 14 5 - 0.00  
5 80 68 57 61 58 55 93 70 45 30.15 30.09 30.02 10 8 0 17 12 21 0.00  
6 87 71 55 60 55 49 94 62 27 30.05 29.95 29.84 10 10 10 12 6 - 0.00  
7 84 68 55 58 55 50 93 65 32 29.91 29.86 29.80 10 10 8 9 3 - 0.00  
8 70 64 59 62 58 54 97 85 68 29.96 29.90 29.85 10 9 1 8 6 - 0.05 Rain
9 71 64 57 58 55 51 90 76 57 30.14 30.08 29.95 10 10 8 7 4 - 0.00  
10 71 62 55 57 51 38 97 72 36 30.24 30.20 30.15 10 10 5 15 5 - 0.00  
11 75 62 48 50 40 28 83 49 18 30.31 30.24 30.14 10 10 10 12 6 18 0.00  
12 75 62 50 48 43 38 71 49 27 30.13 30.03 29.96 10 10 10 17 7 - 0.00  
13 82 65 48 53 47 40 93 56 22 29.99 29.92 29.85 10 10 10 14 6 - 0.00  
14 84 66 48 58 49 44 90 60 25 29.93 29.88 29.83 10 10 10 10 3 - 0.00  
15 86 68 51 58 53 48 92 65 27 29.90 29.85 29.78 10 10 10 8 2 - 0.00  
16 73 66 59 58 56 54 90 74 55 29.92 29.89 29.83 10 10 8 10 4 - 0.00  
17 73 66 60 61 58 57 90 79 66 29.87 29.78 29.70 10 10 8 12 4 - 0.00 Rain
18 69 64 60 61 60 58 100 85 68 29.98 29.85 29.73 10 8 5 9 4 - 0.03 Rain
19 77 70 64 63 59 57 87 74 52 30.12 30.07 30.00 10 10 10 9 6 - 0.00  
20 75 66 57 61 59 58 100 84 59 30.12 30.04 29.89 10 9 6 14 9 - 0.00  
21 81 68 55 59 58 55 100 74 43 29.96 29.89 29.85 10 10 10 10 4 - 0.00  
22 72 66 61 61 59 56 100 84 59 30.01 29.96 29.91 10 4 0 6 3 - 0.04 Fog , Rain
23 68 62 59 63 61 59 100 95 78 29.92 29.83 29.70 10 5 0 6 2 - 0.49 Fog , Rain
24 66 62 59 63 61 58 100 96 78 29.88 29.81 29.69 10 7 2 7 3 - 0.78 Rain
25 71 64 57 60 58 54 100 89 59 29.91 29.87 29.83 10 9 4 7 1 - 0.18 Rain
26 69 63 57 59 57 55 100 86 63 30.12 30.01 29.91 10 9 2 12 5 - 0.29 Rain
27 70 62 55 58 56 53 100 86 58 30.16 30.12 30.09 10 10 9 13 4 - 0.00  
28 64 60 55 57 56 54 97 89 75 30.09 30.01 29.92 10 9 6 10 5 - 0.00  
29 63 56 51 61 55 51 100 94 80 29.99 29.92 29.87 10 7 2 10 5 - 0.02 Rain
30 63 60 55 61 53 48 100 80 54 30.18 30.06 29.89 10 9 2 8 4 - 0.01 Rain