Weather History for Olympia, WA

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Month of September, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 88 °F 75 °F 61 °F
Mean Temperature 69 °F 61 °F 53 °F
Min Temperature 60 °F 47 °F 37 °F
Degree Days  
Heating Degree Days (base 65) 12 4 0 134
Cooling Degree Days (base 65) 4 1 0 20
Growing Degree Days (base 50) 20 11 2 329
Dew Point  
Dew Point 64 °F 51 °F 36 °F
Precipitation  
Precipitation 0.69 in 0.06 in 0.00 in 1.62 in
Snowdepth - - - -
Wind  
Wind 26 mph 4 mph 0 mph
Gust Wind 33 mph 19 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.39 in 30.04 in 29.64 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 09, 2011 Rise Set
Actual Time 6:41 AM PDT 7:35 PM PDT
Civil Twilight 6:10 AM PDT 8:06 PM PDT
Nautical Twilight 5:33 AM PDT 8:43 PM PDT
Astronomical Twilight 4:54 AM PDT 9:22 PM PDT
Moon 6:09 PM PDT (9/9) 3:59 AM PDT (9/9)
Length of Visible Light 13h 56m
Length of Day
12h 54m
Waxing Gibbous, 94% of the Moon is Illuminated
Sep 9
Waxing Gibbous
Sep 12
Full
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter

Weather History Calendar

Precipitation Actual month total 1.62 Normal Month Total: 1.71
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Fog
Actual:
76 | 39 0.00
Average:
76 | 49 0.04
Scattered Clouds
Actual:
73 | 44 0.00
Average:
76 | 49 0.05
Clear
Actual:
82 | 41 0.00
Average:
75 | 48 0.05
Clear
Actual:
87 | 42 0.00
Average:
75 | 48 0.06
Clear
Actual:
84 | 42 0.00
Average:
75 | 48 0.05
Fog
Actual:
87 | 44 0.00
Average:
75 | 48 0.05
Clear
Actual:
85 | 44 0.00
Average:
75 | 48 0.05
Scattered Clouds
Actual:
87 | 49 0.00
Average:
74 | 48 0.05
Clear
Actual:
85 | 47 0.00
Average:
74 | 47 0.05
Clear
Actual:
85 | 48 0.00
Average:
74 | 47 0.05
Clear
Actual:
88 | 50 0.00
Average:
74 | 47 0.06
Partly Cloudy
Actual:
70 | 50 0.00
Average:
73 | 47 0.05
Overcast
Actual:
65 | 57 0.00
Average:
73 | 47 0.05
Overcast
Actual:
68 | 58 0.00
Average:
73 | 46 0.05
Partly Cloudy
Actual:
65 | 50 0.00
Average:
72 | 46 0.05
Partly Cloudy
Actual:
66 | 41 0.00
Average:
72 | 46 0.05
Rain
Actual:
61 | 51 0.33
Average:
72 | 46 0.06
Rain
Actual:
65 | 53 0.29
Average:
71 | 46 0.05
Partly Cloudy
Actual:
70 | 45 0.00
Average:
71 | 45 0.06
Clear
Actual:
78 | 40 0.00
Average:
71 | 45 0.05
Scattered Clouds
Actual:
77 | 52 0.00
Average:
70 | 45 0.06
Rain
Actual:
75 | 60 0.02
Average:
70 | 45 0.06
Fog
Actual:
81 | 56 0.00
Average:
70 | 45 0.06
Partly Cloudy
Actual:
78 | 56 0.00
Average:
69 | 44 0.07
Rain
Actual:
64 | 48 0.23
Average:
69 | 44 0.06
Rain
Actual:
63 | 47 0.69
Average:
68 | 44 0.07
Rain
Actual:
66 | 43 0.06
Average:
68 | 44 0.08
Fog
Actual:
65 | 40 0.00
Average:
68 | 43 0.07
Scattered Clouds
Actual:
76 | 37 0.00
Average:
67 | 43 0.07
Thunderstorm
Actual:
65 | 44 T
Average:
67 | 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

2011 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 76 58 39 51 44 39 100 68 35 30.22 30.16 30.12 10 4 0 14 4 18 0.00 Fog
2 73 59 44 52 47 43 100 69 38 30.26 30.20 30.16 10 8 1 13 4 16 0.00  
3 82 62 41 49 45 41 100 63 26 30.19 30.08 29.95 10 10 10 14 4 17 0.00  
4 87 65 42 50 46 41 96 59 21 29.95 29.91 29.85 10 10 10 7 2 9 0.00  
5 84 63 42 52 48 43 100 64 28 30.06 29.96 29.90 10 9 2 12 2 15 0.00  
6 87 66 44 55 48 41 100 61 22 30.15 30.12 30.07 10 6 0 8 2 13 0.00 Fog
7 85 65 44 54 48 43 93 59 25 30.14 30.09 30.01 10 10 10 14 4 18 0.00  
8 87 68 49 55 51 46 89 60 30 30.19 30.13 30.09 10 10 10 10 2 16 0.00  
9 85 66 47 57 53 48 100 67 34 30.22 30.15 30.06 10 8 1 15 3 20 0.00  
10 85 67 48 57 52 46 93 65 36 30.06 29.96 29.87 10 10 10 15 4 18 0.00  
11 88 69 50 58 54 49 96 63 29 29.95 29.87 29.82 10 10 10 10 3 14 0.00  
12 70 60 50 55 53 50 100 81 61 30.13 30.07 29.97 10 8 1 12 4 17 0.00  
13 65 61 57 55 54 53 93 80 67 30.17 30.14 30.10 10 10 10 8 3 10 0.00  
14 68 63 58 56 53 50 87 72 56 30.09 30.03 29.96 10 10 10 7 2 14 0.00  
15 65 58 50 53 51 48 93 78 63 30.01 29.98 29.94 10 10 10 15 9 20 0.00  
16 66 54 41 48 45 41 100 72 43 30.04 30.03 30.01 10 10 10 12 3 16 0.00  
17 61 56 51 54 50 45 100 86 72 30.07 30.05 30.03 10 9 2 18 7 23 0.33 Rain
18 65 59 53 61 57 52 100 89 78 30.13 30.09 30.03 10 7 2 16 8 21 0.29 Rain
19 70 58 45 55 50 45 100 72 44 30.24 30.18 30.14 10 10 2 14 4 18 0.00  
20 78 59 40 54 48 39 100 68 36 30.17 30.11 30.01 10 10 10 7 1 9 0.00  
21 77 65 52 57 55 52 93 68 43 30.01 29.98 29.94 10 10 10 10 4 13 0.00  
22 75 68 60 63 58 54 100 81 61 30.01 29.98 29.94 10 10 6 16 5 21 0.02 Rain
23 81 69 56 64 59 55 100 76 51 30.04 29.99 29.88 10 4 0 15 4 20 0.00 Fog
24 78 67 56 63 60 56 100 79 58 29.92 29.81 29.65 10 8 1 10 3 14 0.00  
25 64 56 48 57 53 47 96 78 60 29.97 29.82 29.64 10 9 3 26 9 33 0.23 Rain
26 63 55 47 56 52 47 100 83 65 29.96 29.89 29.80 10 9 3 23 9 32 0.69 Rain
27 66 55 43 55 52 45 100 76 52 30.32 30.10 29.97 10 10 5 16 6 23 0.06 Rain
28 65 53 40 50 44 39 100 72 43 30.39 30.32 30.09 10 5 0 17 5 22 0.00 Fog
29 76 57 37 52 42 36 100 68 36 30.07 29.98 29.82 10 6 1 7 1 9 0.00  
30 65 55 44 54 49 44 96 80 63 29.94 29.89 29.87 10 9 2 10 2 14 T Rain , Thunderstorm