Weather History for Port Huron, MI

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Month of September, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 84 °F 70 °F 55 °F
Mean Temperature 70 °F 58 °F 45 °F
Min Temperature 64 °F 47 °F 30 °F
Degree Days  
Heating Degree Days (base 65) 20 8 0 227
Cooling Degree Days (base 65) 6 1 0 30
Growing Degree Days (base 50) 20 9 0 264
Dew Point  
Dew Point 72 °F 50 °F 30 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 20 mph 4 mph 0 mph
Gust Wind 28 mph 18 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.32 in 30.01 in 29.59 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 02, 2012 Rise Set
Actual Time 6:56 AM EDT 8:02 PM EDT
Civil Twilight 6:27 AM EDT 8:31 PM EDT
Nautical Twilight 5:52 AM EDT 9:05 PM EDT
Astronomical Twilight 5:15 AM EDT 9:42 PM EDT
Moon 8:43 PM EDT (9/2) 9:08 AM EDT (9/2)
Length of Visible Light 14h 03m
Length of Day
13h 05m
Waning Gibbous, 95% of the Moon is Illuminated
Sep 2
Waning Gibbous
Sep 8
Last Quarter
Sep 15
New
Sep 22
First Quarter
Sep 29
Full

Weather History Calendar

Precipitation Actual month total 0.00 Average Month Total: 0.97
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Fog
Actual:
78 | 59 0.00
Average:
- | - 0.02
Fog
Actual:
82 | 57 0.00
Average:
- | - 0.02
Fog
Actual:
84 | 55 0.00
Average:
- | - 0.02
Rain
Actual:
77 | 64 0.00
Average:
- | - 0.03
Fog
Actual:
80 | 60 0.00
Average:
- | - 0.03
Fog
Actual:
80 | 59 0.00
Average:
- | - 0.03
Rain
Actual:
75 | 57 0.00
Average:
- | - 0.03
Rain
Actual:
69 | 57 0.00
Average:
- | - 0.03
Scattered Clouds
Actual:
68 | 48 0.00
Average:
- | - 0.03
Scattered Clouds
Actual:
69 | 42 0.00
Average:
- | - 0.03
Clear
Actual:
77 | 44 0.00
Average:
- | - 0.03
Fog
Actual:
78 | 50 0.00
Average:
- | - 0.03
Partly Cloudy
Actual:
80 | 55 0.00
Average:
- | - 0.03
Rain
Actual:
68 | 46 0.00
Average:
- | - 0.04
Fog
Actual:
68 | 42 0.00
Average:
- | - 0.04
Fog
Actual:
75 | 42 0.00
Average:
- | - 0.04
Fog
Actual:
75 | 46 0.00
Average:
- | - 0.04
Rain
Actual:
64 | 44 0.00
Average:
- | - 0.04
Scattered Clouds
Actual:
62 | 33 0.00
Average:
- | - 0.04
Rain
Actual:
64 | 50 0.00
Average:
- | - 0.04
Rain
Actual:
68 | 41 0.00
Average:
- | - 0.04
Rain
Actual:
59 | 44 0.00
Average:
- | - 0.04
Partly Cloudy
Actual:
55 | 35 0.00
Average:
- | - 0.03
Clear
Actual:
62 | 30 0.00
Average:
- | - 0.03
Partly Cloudy
Actual:
69 | 48 0.00
Average:
- | - 0.03
Rain
Actual:
62 | 44 0.00
Average:
- | - 0.03
Fog
Actual:
62 | 35 0.00
Average:
- | - 0.03
Fog
Actual:
64 | 35 0.00
Average:
- | - 0.03
Fog
Actual:
68 | 37 0.00
Average:
- | - 0.03
Fog
Actual:
60 | 41 0.00
Average:
- | - 0.04
 

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

2012 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 78 68 59 63 59 55 100 74 47 30.14 30.10 30.06 10 9 0 9 3 - 0.00 Fog
2 82 70 57 63 59 52 100 76 37 30.08 30.04 30.00 10 8 0 13 3 17 0.00 Fog
3 84 70 55 70 63 54 100 80 58 30.01 29.96 29.89 10 9 0 7 1 - 0.00 Fog
4 77 70 64 72 68 64 100 94 65 29.93 29.88 29.85 10 4 0 9 2 - 0.00 Fog , Rain
5 80 70 60 70 66 61 100 87 61 29.91 29.85 29.80 10 6 0 13 3 17 0.00 Fog
6 80 70 59 68 62 57 100 81 48 29.92 29.88 29.80 10 8 0 10 2 - 0.00 Fog
7 75 66 57 66 61 57 100 84 57 29.91 29.82 29.67 10 9 1 9 1 - 0.00 Rain
8 69 63 57 61 53 48 100 77 46 29.84 29.70 29.59 10 9 3 20 9 28 0.00 Rain
9 68 58 48 52 48 39 100 74 35 30.10 29.96 29.84 10 10 10 13 3 20 0.00  
10 69 56 42 52 46 43 100 75 38 30.22 30.17 30.10 10 10 3 9 2 - 0.00  
11 77 60 44 55 51 45 100 74 44 30.23 30.19 30.15 10 9 1 15 4 21 0.00  
12 78 64 50 59 56 50 100 74 42 30.24 30.20 30.17 10 9 0 15 4 22 0.00 Fog
13 80 68 55 63 59 55 100 76 42 30.25 30.22 30.16 10 8 1 16 3 23 0.00  
14 68 57 46 57 51 41 100 82 37 30.27 30.24 30.20 10 8 0 14 5 21 0.00 Fog , Rain
15 68 55 42 52 47 43 100 81 43 30.32 30.25 30.18 10 8 0 12 3 21 0.00 Fog
16 75 58 42 54 50 43 100 77 44 30.17 30.09 30.02 10 8 0 12 2 17 0.00 Fog
17 75 60 46 59 52 46 100 75 41 30.04 29.91 29.71 10 7 0 15 3 21 0.00 Fog
18 64 55 44 63 50 37 94 78 51 29.93 29.71 29.59 10 10 4 18 8 25 0.00 Rain
19 62 48 33 43 38 32 100 64 36 30.11 30.04 29.94 10 10 2 14 5 20 0.00  
20 64 57 50 54 48 43 87 66 55 29.99 29.90 29.85 10 10 10 16 11 23 0.00 Rain
21 68 54 41 50 43 36 100 71 32 29.93 29.88 29.81 10 9 0 14 2 20 0.00 Fog , Rain
22 59 52 44 50 44 37 100 76 45 30.04 29.83 29.71 10 8 0 16 4 24 0.00 Fog , Rain
23 55 45 35 39 37 34 100 71 44 30.19 30.13 30.04 10 10 10 16 4 21 0.00  
24 62 46 30 41 34 30 100 64 34 30.19 30.07 29.90 10 10 2 16 4 26 0.00  
25 69 58 48 55 44 32 94 62 43 29.96 29.91 29.87 10 10 5 17 7 22 0.00  
26 62 53 44 59 52 43 100 84 48 30.16 30.00 29.89 10 6 1 14 4 17 0.00 Rain
27 62 48 35 45 39 34 100 74 34 30.26 30.21 30.17 10 9 0 13 3 20 0.00 Fog
28 64 50 35 50 43 36 100 81 45 30.18 30.14 30.09 10 8 0 10 2 - 0.00 Fog
29 68 52 37 52 44 36 100 81 37 30.10 30.02 29.95 10 7 0 7 1 - 0.00 Fog
30 60 50 41 50 45 39 100 81 55 29.97 29.95 29.93 10 9 0 15 3 21 0.00 Fog