Weather History for KOAK - September, 2014

Change the Weather History Date:

Month of September, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 83 °F 74 °F 68 °F
Mean Temperature 71 °F 67 °F 63 °F
Min Temperature 65 °F 60 °F 54 °F
Degree Days  
Heating Degree Days (base 65) 2 0 0 5
Cooling Degree Days (base 65) 6 2 0 70
Growing Degree Days (base 50) 20 17 13 506
Dew Point  
Dew Point 65 °F 57 °F 45 °F
Precipitation  
Precipitation 0.43 in 0.02 in 0.00 in 0.44 in
Snowdepth - - - -
Wind  
Wind 25 mph 8 mph 0 mph
Gust Wind 49 mph 22 mph 18 mph
Sea Level Pressure  
Sea Level Pressure 30.05 in 29.89 in 29.72 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport or City:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Sep. 10, 2014 Rise Set
Actual Time 6:46 AM PDT 7:24 PM PDT
Civil Twilight 6:20 AM PDT 7:50 PM PDT
Nautical Twilight 5:49 AM PDT 8:21 PM PDT
Astronomical Twilight 5:16 AM PDT 8:53 PM PDT
Moon 8:29 PM PDT (9/10) 8:37 AM PDT (9/10)
Length of Visible Light 13h 30m
Length of Day
12h 37m
Waning Gibbous, 96% of the Moon is Illuminated
Sep 10
Waning Gibbous
Sep 15
Last Quarter
Sep 23
New
Oct 1
First Quarter
Oct 8
Full

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 83 70 57 58 56 52 86 64 42 29.86 29.82 29.76 10 10 8 16 7 20 0.00  
2 72 66 60 58 57 55 84 73 61 29.87 29.82 29.79 10 10 7 21 8 - 0.00  
3 76 69 61 57 56 55 84 69 53 29.81 29.76 29.72 10 10 10 21 8 24 0.00  
4 74 68 61 57 57 56 84 71 57 29.81 29.76 29.72 10 10 8 22 8 25 0.00  
5 72 66 60 57 56 54 84 71 57 29.92 29.87 29.81 10 9 7 18 8 32 0.00  
6 72 66 60 55 54 52 84 69 53 29.98 29.93 29.89 10 9 7 17 9 30 0.00  
7 72 66 60 54 53 45 78 66 53 29.92 29.87 29.82 10 10 10 18 10 28 0.00  
8 68 64 59 52 51 50 72 64 55 29.96 29.90 29.86 10 10 10 18 12 22 0.00  
9 72 65 57 56 53 52 87 72 57 30.01 29.96 29.91 10 10 10 17 7 21 0.00  
10 82 68 54 59 56 51 93 66 39 29.96 29.90 29.83 10 9 5 16 5 20 0.00  
11 83 70 57 59 57 50 90 62 33 29.91 29.87 29.82 10 8 2 20 7 22 0.00  
12 77 67 57 59 56 54 87 69 50 29.91 29.85 29.80 10 9 6 15 8 23 0.00  
13 75 67 59 59 57 55 84 71 57 29.87 29.83 29.78 10 10 9 22 8 33 0.00  
14 74 67 60 57 56 55 84 69 53 29.87 29.84 29.81 10 10 9 18 8 28 0.00  
15 77 70 62 58 56 53 84 64 43 29.94 29.90 29.85 10 10 10 18 9 49 0.00  
16 78 68 58 60 57 54 87 67 47 29.95 29.89 29.81 10 10 8 18 7 21 0.00  
17 77 69 61 64 58 55 84 67 50 29.83 29.80 29.75 10 10 9 21 9 29 T Rain
18 78 70 61 65 62 58 87 71 54 29.90 29.84 29.78 10 10 6 20 9 29 T Rain
19 73 66 59 61 60 59 93 79 64 29.93 29.90 29.86 10 10 8 23 7 31 0.00  
20 71 67 63 60 59 57 90 79 68 29.95 29.92 29.89 10 10 10 20 9 23 0.00  
21 69 67 64 59 58 57 78 72 66 30.02 29.99 29.94 10 10 10 22 11 28 0.00  
22 75 69 63 58 57 55 78 66 53 30.04 30.00 29.96 10 10 10 18 9 21 0.00  
23 75 69 63 63 59 57 87 76 64 30.02 29.97 29.93 10 10 7 18 8 23 T Rain
24 77 71 65 63 62 60 87 74 60 29.97 29.94 29.89 10 9 5 20 9 26 0.01 Rain
25 72 65 58 59 57 56 100 79 57 30.02 29.96 29.91 10 8 2 21 6 24 0.43 Rain
26 73 67 60 59 57 54 90 72 53 30.01 29.96 29.90 10 10 10 25 9 29 0.00  
27 71 63 55 59 56 52 93 75 57 29.94 29.89 29.84 10 10 10 18 9 24 0.00  
28 72 67 61 57 56 55 84 73 61 29.96 29.89 29.83 10 10 10 15 7 17 0.00  
29 69 63 57 57 56 55 90 77 63 30.05 29.99 29.96 10 10 8 20 8 28 0.00  
30 73 65 57 58 57 54 90 74 57 30.05 29.95 29.85 10 10 9 16 7 18 0.00