Weather History for Livermore, CA

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Month of April, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 91 °F 76 °F 61 °F
Mean Temperature 73 °F 62 °F 52 °F
Min Temperature 55 °F 48 °F 36 °F
Degree Days  
Heating Degree Days (base 65) 13 4 0 113
Cooling Degree Days (base 65) 8 1 0 33
Growing Degree Days (base 50) 24 12 2 364
Dew Point  
Dew Point 56 °F 43 °F 15 °F
Precipitation  
Precipitation 0.20 in 0.01 in 0.00 in 0.40 in
Snowdepth - - - -
Wind  
Wind 29 mph 6 mph 0 mph
Gust Wind 37 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.27 in 30.02 in 29.75 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Apr. 20, 2013 Rise Set
Actual Time 6:24 AM PDT 7:47 PM PDT
Civil Twilight 5:57 AM PDT 8:15 PM PDT
Nautical Twilight 5:24 AM PDT 8:48 PM PDT
Astronomical Twilight 4:50 AM PDT 9:22 PM PDT
Moon 2:42 PM PDT (4/20) 3:11 AM PDT (4/20)
Length of Visible Light 14h 17m
Length of Day
13h 22m
Waxing Gibbous, 72% of the Moon is Illuminated
Apr 20
Waxing Gibbous
Apr 25
Full
May 2
Last Quarter
May 9
New
May 17
First Quarter

Weather History Calendar

Precipitation Actual month total 0.40 Normal Month Total: 1.00
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
67 | 50 0.05
Average:
66 | 43 0.04
Scattered Clouds
Actual:
72 | 43 0.00
Average:
66 | 43 0.05
Fog
Actual:
77 | 47 0.00
Average:
66 | 43 0.04
Rain
Actual:
68 | 53 0.15
Average:
66 | 43 0.04
Partly Cloudy
Actual:
66 | 53 T
Average:
66 | 43 0.05
Partly Cloudy
Actual:
67 | 51 0.00
Average:
66 | 43 0.04
Rain
Actual:
66 | 50 0.20
Average:
66 | 44 0.04
Rain
Actual:
67 | 46 0.00
Average:
67 | 44 0.04
Clear
Actual:
75 | 54 0.00
Average:
67 | 44 0.03
Clear
Actual:
86 | 48 0.00
Average:
67 | 44 0.04
Scattered Clouds
Actual:
72 | 49 0.00
Average:
67 | 44 0.04
Clear
Actual:
80 | 43 0.00
Average:
68 | 44 0.03
Clear
Actual:
70 | 47 0.00
Average:
68 | 44 0.04
Scattered Clouds
Actual:
69 | 43 0.00
Average:
68 | 44 0.03
Rain
Actual:
61 | 45 T
Average:
68 | 45 0.04
Clear
Actual:
68 | 36 0.00
Average:
69 | 45 0.03
Clear
Actual:
70 | 47 0.00
Average:
69 | 45 0.04
Clear
Actual:
77 | 40 0.00
Average:
69 | 45 0.03
Clear
Actual:
84 | 45 0.00
Average:
69 | 45 0.03
Clear
Actual:
82 | 50 0.00
Average:
70 | 45 0.03
Clear
Actual:
89 | 45 0.00
Average:
70 | 45 0.03
Clear
Actual:
89 | 51 0.00
Average:
70 | 46 0.03
Clear
Actual:
84 | 53 0.00
Average:
71 | 46 0.03
Clear
Actual:
76 | 46 0.00
Average:
71 | 46 0.03
Scattered Clouds
Actual:
71 | 50 0.00
Average:
71 | 46 0.02
Partly Cloudy
Actual:
78 | 51 0.00
Average:
71 | 46 0.03
Scattered Clouds
Actual:
86 | 48 0.00
Average:
72 | 46 0.02
Clear
Actual:
91 | 49 0.00
Average:
72 | 47 0.02
Clear
Actual:
91 | 55 0.00
Average:
72 | 47 0.02
Clear
Actual:
86 | 51 0.00
Average:
73 | 47 0.02
 

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

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Apr high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 67 59 50 54 51 47 100 76 52 30.15 30.11 30.06 10 10 3 15 4 20 0.05 Rain
2 72 58 43 54 49 42 93 73 53 30.18 30.14 30.07 10 10 9 13 4 16 0.00  
3 77 62 47 51 48 45 100 69 38 30.14 30.08 29.96 10 6 0 17 3 21 0.00 Fog
4 68 61 53 56 52 48 86 75 63 30.11 30.06 29.99 10 10 6 20 8 22 0.15 Rain
5 66 60 53 53 50 48 93 75 56 30.18 30.15 30.12 10 10 8 17 7 21 T  
6 67 59 51 54 51 49 89 74 58 30.19 30.16 30.13 10 10 10 15 6 18 0.00  
7 66 58 50 54 50 45 100 78 56 30.17 30.04 29.84 10 9 2 29 11 37 0.20 Rain
8 67 57 46 52 37 22 80 50 19 30.01 29.89 29.81 10 10 9 25 12 36 0.00 Rain
9 75 65 54 35 29 24 47 32 16 30.08 30.05 30.01 10 10 10 23 12 32 0.00  
10 86 67 48 51 44 35 86 56 26 30.17 30.09 30.03 10 10 10 20 4 24 0.00  
11 72 61 49 50 48 45 89 65 41 30.04 29.96 29.85 10 10 10 17 5 21 0.00  
12 80 62 43 47 44 40 96 63 29 29.92 29.87 29.81 10 10 8 18 4 22 0.00  
13 70 59 47 47 45 43 86 65 44 29.91 29.87 29.83 10 10 9 16 8 21 0.00  
14 69 56 43 46 42 36 89 60 30 29.93 29.89 29.84 10 10 9 22 8 29 0.00  
15 61 53 45 50 41 34 100 71 42 29.95 29.89 29.85 10 10 3 28 11 35 T Rain
16 68 52 36 37 28 15 85 50 14 30.14 30.05 29.96 10 10 10 21 7 32 0.00  
17 70 59 47 35 24 16 56 35 13 30.25 30.20 30.15 10 10 10 21 11 28 0.00  
18 77 59 40 38 33 26 62 40 18 30.27 30.23 30.17 10 10 10 16 5 23 0.00  
19 84 65 45 48 41 38 71 47 22 30.23 30.15 30.06 10 10 10 17 4 22 0.00  
20 82 66 50 48 43 33 83 51 18 30.12 30.04 29.97 10 10 10 15 3 18 0.00  
21 89 67 45 44 39 28 77 45 13 30.04 29.98 29.92 10 10 10 12 4 16 0.00  
22 89 70 51 44 39 29 71 41 11 29.97 29.91 29.83 10 10 9 13 5 17 0.00  
23 84 69 53 46 30 18 72 42 11 29.94 29.88 29.83 10 10 9 17 5 22 0.00  
24 76 61 46 49 45 39 83 56 29 29.94 29.86 29.82 10 10 10 22 8 26 0.00  
25 71 61 50 50 48 46 89 68 47 30.14 30.03 29.94 10 10 10 21 12 25 0.00  
26 78 65 51 50 48 46 89 64 38 30.22 30.17 30.13 10 10 10 16 4 18 0.00  
27 86 67 48 51 47 44 93 61 29 30.23 30.15 30.06 10 9 7 16 6 20 0.00  
28 91 70 49 53 49 45 86 54 21 30.07 29.97 29.87 10 10 8 13 2 17 0.00  
29 91 73 55 53 47 38 77 49 20 29.89 29.82 29.75 10 10 10 16 5 21 0.00  
30 86 69 51 51 34 15 83 46 9 29.84 29.81 29.77 10 10 10 15 4 24 0.00