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Month of September, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 82 °F 76 °F 64 °F
Mean Temperature 60 °F 56 °F 48 °F
Min Temperature 44 °F 35 °F 26 °F
Degree Days  
Heating Degree Days (base 65) 16 9 6 272
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 10 6 0 178
Dew Point  
Dew Point 54 °F 35 °F 19 °F
Precipitation  
Precipitation 0.02 in 0.00 in 0.00 in 0.02 in
Snowdepth - - - -
Wind  
Wind 18 mph 2 mph 0 mph
Gust Wind 30 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.39 in 30.22 in 30.02 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 15, 2011 Rise Set
Actual Time 6:41 AM PDT 7:09 PM PDT
Civil Twilight 6:14 AM PDT 7:36 PM PDT
Nautical Twilight 5:43 AM PDT 8:07 PM PDT
Astronomical Twilight 5:10 AM PDT 8:40 PM PDT
Moon 8:29 PM PDT (9/15) 9:53 AM PDT (9/15)
Length of Visible Light 13h 21m
Length of Day
12h 27m
Waning Gibbous, 90% of the Moon is Illuminated
Sep 15
Waning Gibbous
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter
Oct 11
Full

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 75 54 32 37 30 23 100 57 15 30.21 30.12 30.05 10 10 5 13 3 18 0.00  
2 78 54 30 36 28 25 80 49 15 30.25 30.21 30.15 10 10 5 9 1 - 0.00  
3 80 56 33 39 30 23 87 56 12 30.23 30.20 30.14 10 10 10 12 1 - 0.00  
4 80 60 39 43 32 25 100 36 14 30.22 30.18 30.14 10 10 10 15 5 24 0.00  
5 77 59 41 36 32 25 70 43 15 30.27 30.20 30.17 10 10 10 16 4 25 0.00  
6 80 56 33 37 33 25 87 56 13 30.32 30.29 30.24 10 10 10 13 2 23 0.00  
7 80 58 35 39 36 32 100 55 18 30.37 30.33 30.28 10 10 10 13 2 20 0.00  
8 77 59 41 39 36 32 81 55 21 30.38 30.34 30.27 10 10 10 14 2 21 0.00 Thunderstorm
9 80 58 37 37 32 27 93 34 15 30.29 30.21 30.12 10 10 10 18 5 24 0.00  
10 75 56 37 37 34 28 70 37 24 30.16 30.13 30.10 10 10 10 12 2 21 0.00  
11 71 56 41 50 42 37 87 57 31 30.19 30.17 30.14 10 10 10 14 2 - 0.00 Rain
12 69 56 44 54 49 45 100 81 40 30.33 30.30 30.26 10 9 0 6 2 - 0.02 Fog , Rain , Thunderstorm
13 71 58 44 52 47 39 100 86 31 30.34 30.29 30.24 10 6 0 15 2 - 0.00 Fog , Rain , Thunderstorm
14 73 54 35 48 43 36 100 80 31 30.26 30.17 30.09 10 7 0 18 3 28 0.00 Fog
15 73 55 37 46 41 36 100 70 29 30.13 30.08 30.02 10 8 0 18 3 23 0.00 Fog
16 68 52 35 45 36 28 87 57 26 30.15 30.08 30.04 10 10 8 18 5 23 0.00  
17 71 48 26 37 32 27 100 66 19 30.29 30.21 30.16 10 10 4 13 2 17 0.00  
18 77 54 32 45 36 25 100 67 14 30.36 30.32 30.27 10 9 0 8 1 - 0.00 Fog
19 78 56 33 43 37 32 100 65 18 30.35 30.30 30.23 10 9 1 14 2 17 0.00  
20 80 56 32 39 35 25 100 62 13 30.31 30.26 30.18 10 10 8 12 2 - 0.00  
21 80 58 35 37 34 27 100 55 15 30.28 30.24 30.19 10 10 10 12 2 21 0.00  
22 82 58 33 37 33 27 87 54 14 30.36 30.30 30.26 10 10 10 10 2 20 0.00  
23 82 58 35 37 32 23 87 51 11 30.39 30.32 30.24 10 10 10 13 2 23 0.00  
24 77 57 37 39 33 28 71 52 21 30.26 30.18 30.10 10 10 10 16 3 22 0.00  
25 64 50 37 37 28 19 81 51 22 30.15 30.12 30.09 10 10 10 18 4 26 0.00  
26 75 52 28 45 31 19 86 57 22 30.24 30.19 30.15 10 10 10 9 2 - 0.00  
27 77 56 35 41 37 32 100 66 19 30.31 30.27 30.23 10 9 1 12 2 16 0.00  
28 80 58 37 41 38 34 93 61 18 30.34 30.29 30.23 10 10 9 14 2 16 0.00  
29 80 58 35 39 35 28 93 57 15 30.30 30.25 30.20 10 10 7 15 1 24 0.00  
30 78 56 35 43 37 32 87 58 21 30.22 30.15 30.06 10 10 8 18 2 30 0.00