Weather History for Port Isabel, TX

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Month of December, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 82 °F 71 °F 53 °F
Mean Temperature 77 °F 63 °F 44 °F
Min Temperature 72 °F 56 °F 35 °F
Degree Days  
Heating Degree Days (base 65) 20 4 0 137
Cooling Degree Days (base 65) 12 3 0 91
Growing Degree Days (base 50) 27 14 0 423
Dew Point  
Dew Point 72 °F 57 °F 23 °F
Precipitation  
Precipitation 0.24 in 0.03 in 0.00 in 0.93 in
Snowdepth - - - -
Wind  
Wind 29 mph 10 mph 0 mph
Gust Wind 39 mph 26 mph 12 mph
Sea Level Pressure  
Sea Level Pressure 30.49 in 30.11 in 29.77 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 12, 2011 Rise Set
Actual Time 7:07 AM CST 5:38 PM CST
Civil Twilight 6:41 AM CST 6:04 PM CST
Nautical Twilight 6:13 AM CST 6:32 PM CST
Astronomical Twilight 5:44 AM CST 7:01 PM CST
Moon 7:46 PM CST (12/12) 8:43 AM CST (12/12)
Length of Visible Light 11h 22m
Length of Day
10h 31m
Waning Gibbous, 95% of the Moon is Illuminated
Dec 12
Waning Gibbous
Dec 17
Last Quarter
Dec 24
New
Jan 1
First Quarter
Jan 9
Full

Weather History Calendar

 
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
82 | 61 0.00
Average:
- | - -
Rain
Actual:
82 | 64 0.00
Average:
- | - -
Rain
Actual:
81 | 71 0.00
Average:
- | - -
Rain
Actual:
82 | 72 0.00
Average:
- | - -
Mostly Cloudy
Actual:
71 | 52 0.00
Average:
- | - -
Mostly Cloudy
Actual:
53 | 43 0.00
Average:
- | - -
Clear
Actual:
54 | 35 0.00
Average:
- | - -
Partly Cloudy
Actual:
66 | 41 0.00
Average:
- | - -
Partly Cloudy
Actual:
75 | 55 0.00
Average:
- | - -
Rain
Actual:
69 | 63 0.18
Average:
- | - -
Rain
Actual:
64 | 57 0.09
Average:
- | - -
Rain
Actual:
70 | 55 0.00
Average:
- | - -
Partly Cloudy
Actual:
82 | 66 0.00
Average:
- | - -
Partly Cloudy
Actual:
82 | 72 0.00
Average:
- | - -
Rain
Actual:
80 | 68 0.00
Average:
- | - -
Rain
Actual:
70 | 55 0.13
Average:
- | - -
Rain
Actual:
59 | 55 0.00
Average:
- | - -
Rain
Actual:
72 | 55 0.23
Average:
- | - -
Rain
Actual:
78 | 69 0.00
Average:
- | - -
Mostly Cloudy
Actual:
75 | 60 0.00
Average:
- | - -
Overcast
Actual:
68 | 57 0.00
Average:
- | - -
Partly Cloudy
Actual:
68 | 53 0.00
Average:
- | - -
Rain
Actual:
62 | 53 0.06
Average:
- | - -
Rain
Actual:
60 | 48 0.24
Average:
- | - -
Rain
Actual:
54 | 48 0.00
Average:
- | - -
Partly Cloudy
Actual:
59 | 44 0.00
Average:
- | - -
Clear
Actual:
73 | 43 0.00
Average:
- | - -
Clear
Actual:
75 | 45 0.00
Average:
- | - -
Fog
Actual:
75 | 46 0.00
Average:
- | - -
Fog
Actual:
82 | 50 0.00
Average:
- | - -
Fog
Actual:
82 | 66 0.00
Average:
- | - -
 

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
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 82 72 61 63 60 58 90 72 44 30.12 30.06 30.01 10 10 8 26 10 33 0.00  
2 82 73 64 68 65 61 90 75 52 30.18 30.12 30.07 10 10 8 22 11 29 0.00 Rain
3 81 76 71 70 67 64 94 79 58 30.05 29.99 29.92 10 9 4 25 17 37 0.00 Rain
4 82 77 72 69 67 64 84 73 56 29.96 29.90 29.83 10 9 8 25 14 32 0.00 Rain
5 71 62 52 68 51 43 90 74 54 30.18 30.03 29.86 10 10 5 25 14 32 0.00  
6 53 48 43 43 37 32 74 63 50 30.38 30.27 30.18 10 10 10 21 17 26 0.00  
7 54 44 35 34 30 23 76 54 30 30.49 30.39 30.32 10 10 8 16 10 21 0.00  
8 66 54 41 54 45 29 84 66 55 30.31 30.20 30.10 10 10 9 10 6 - 0.00  
9 75 65 55 65 60 50 93 80 62 30.22 30.14 30.07 10 10 8 10 4 - 0.00  
10 69 66 63 66 62 57 100 88 75 30.30 30.25 30.21 10 6 2 20 11 25 0.18 Rain
11 64 60 57 60 58 56 97 91 78 30.28 30.22 30.14 9 5 2 17 10 25 0.09 Rain
12 70 62 55 66 60 55 100 92 78 30.18 30.14 30.10 8 4 0 8 5 - 0.00 Fog , Rain
13 82 74 66 72 69 65 97 87 69 30.19 30.12 30.08 9 7 4 20 10 25 0.00  
14 82 77 72 70 69 68 91 80 63 30.07 30.00 29.93 10 9 7 29 17 38 0.00  
15 80 74 68 70 69 66 93 83 71 30.03 29.97 29.92 10 9 7 20 13 26 0.00 Rain
16 70 62 55 70 61 54 100 95 88 30.31 30.16 30.02 10 5 2 17 8 - 0.13 Rain
17 59 57 55 58 55 54 100 96 93 30.39 30.35 30.29 8 4 1 20 15 29 0.00 Rain
18 72 64 55 70 62 52 100 94 83 30.37 30.19 30.06 10 5 2 14 8 - 0.23 Rain
19 78 74 69 70 68 66 96 84 68 30.04 29.86 29.77 10 9 7 29 16 39 0.00 Rain
20 75 69 60 70 61 49 96 78 53 30.02 29.91 29.84 10 8 3 24 8 36 0.00  
21 68 62 57 66 58 52 100 85 70 30.02 29.90 29.81 10 8 4 14 7 - 0.00  
22 68 60 53 59 53 49 94 83 63 30.14 30.00 29.85 10 10 8 18 13 23 0.00  
23 62 58 53 61 57 51 100 94 86 30.25 30.18 30.14 10 4 1 20 11 31 0.06 Rain
24 60 54 48 61 51 46 100 96 87 30.31 30.19 30.15 10 4 2 25 15 31 0.24 Rain
25 54 51 48 47 47 46 96 85 77 30.40 30.34 30.30 10 10 4 20 16 28 0.00 Rain
26 59 52 44 46 43 40 86 76 49 30.32 30.25 30.16 10 10 10 15 9 - 0.00  
27 73 58 43 52 44 37 97 73 27 30.30 30.23 30.18 10 8 2 9 5 - 0.00  
28 75 60 45 56 50 42 96 77 41 30.21 30.10 30.01 10 9 5 16 5 21 0.00  
29 75 60 46 55 49 40 100 84 29 30.11 30.03 29.95 10 6 0 8 5 - 0.00 Fog
30 82 66 50 68 60 50 100 92 56 30.05 29.99 29.94 10 3 0 18 7 22 0.00 Fog
31 82 74 66 72 69 66 100 89 65 30.10 30.05 29.99 10 5 0 17 7 22 0.00 Fog