Weather History for Hilton Head Island, SC

Change the Weather History Date:

Month of September, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 87 °F 83 °F 73 °F
Mean Temperature 80 °F 76 °F 66 °F
Min Temperature 75 °F 69 °F 60 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 15 11 2 329
Growing Degree Days (base 50) 30 26 16 778
Dew Point  
Dew Point 81 °F 70 °F 46 °F
Precipitation  
Precipitation 1.51 in 0.13 in 0.00 in 3.81 in
Snowdepth - - - -
Wind  
Wind 21 mph 4 mph 0 mph
Gust Wind 33 mph 20 mph 14 mph
Sea Level Pressure  
Sea Level Pressure 30.26 in 29.99 in 29.70 in

Monthly Weather History Graph

Monthly Weather History Graph

Search for Another Location

Airport:

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, 2011 Rise Set
Actual Time 7:03 AM EDT 7:35 PM EDT
Civil Twilight 6:38 AM EDT 8:00 PM EDT
Nautical Twilight 6:09 AM EDT 8:29 PM EDT
Astronomical Twilight 5:40 AM EDT 8:58 PM EDT
Moon 6:28 PM EDT (9/10) 5:25 AM EDT (9/10)
Length of Visible Light 13h 21m
Length of Day
12h 32m
Waxing Gibbous, 97% of the Moon is Illuminated
Sep 10
Waxing Gibbous
Sep 12
Full
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter

Weather History Calendar

Precipitation Actual month total 3.81 Average Month Total: 5.32
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
84 | 71 0.00
Average:
85 | 70 0.48
Clear
Actual:
82 | 69 0.00
Average:
85 | 70 0.23
Scattered Clouds
Actual:
84 | 73 0.00
Average:
86 | 70 0.18
Scattered Clouds
Actual:
82 | 71 0.00
Average:
86 | 70 0.17
Thunderstorm
Actual:
87 | 73 1.29
Average:
85 | 70 0.51
Rain
Actual:
84 | 71 0.00
Average:
85 | 69 0.24
Scattered Clouds
Actual:
78 | 64 0.00
Average:
85 | 69 0.11
Scattered Clouds
Actual:
78 | 62 0.00
Average:
85 | 68 0.19
Clear
Actual:
84 | 60 0.00
Average:
85 | 69 0.20
Clear
Actual:
84 | 66 0.00
Average:
85 | 70 0.15
Scattered Clouds
Actual:
86 | 69 0.00
Average:
86 | 69 0.14
Thunderstorm
Actual:
84 | 69 0.05
Average:
85 | 68 0.09
Scattered Clouds
Actual:
86 | 71 0.00
Average:
84 | 68 0.12
Scattered Clouds
Actual:
86 | 73 0.00
Average:
86 | 68 0.15
Scattered Clouds
Actual:
87 | 71 0.00
Average:
85 | 68 0.00
Thunderstorm
Actual:
82 | 66 0.00
Average:
85 | 69 0.07
Overcast
Actual:
73 | 60 0.00
Average:
85 | 68 0.12
Mostly Cloudy
Actual:
75 | 64 0.00
Average:
85 | 68 0.35
Rain
Actual:
78 | 66 0.00
Average:
84 | 67 0.16
Thunderstorm
Actual:
80 | 73 0.00
Average:
84 | 67 0.18
Thunderstorm
Actual:
82 | 69 1.51
Average:
84 | 68 0.11
Partly Cloudy
Actual:
82 | 75 0.00
Average:
84 | 67 0.22
Rain
Actual:
84 | 75 0.30
Average:
83 | 66 0.02
Thunderstorm
Actual:
84 | 75 0.37
Average:
83 | 64 0.05
Thunderstorm
Actual:
84 | 71 0.24
Average:
82 | 65 0.13
Thunderstorm
Actual:
82 | 73 0.00
Average:
82 | 65 0.21
Scattered Clouds
Actual:
84 | 73 0.00
Average:
83 | 66 0.14
Thunderstorm
Actual:
86 | 68 0.05
Average:
81 | 64 0.23
Thunderstorm
Actual:
80 | 68 0.00
Average:
81 | 64 0.13
Clear
Actual:
84 | 68 0.00
Average:
80 | 63 0.24
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 84 78 71 73 71 64 100 83 54 30.16 30.11 30.07 10 9 5 8 3 - 0.00  
2 82 76 69 72 68 66 100 84 61 30.10 30.05 30.00 10 10 10 9 1 - 0.00  
3 84 78 73 73 72 70 100 86 66 30.03 29.99 29.95 10 10 8 8 1 - 0.00  
4 82 76 71 75 73 70 100 88 74 29.99 29.93 29.90 10 9 6 9 2 - 0.00  
5 87 80 73 81 76 73 100 90 70 29.91 29.84 29.76 10 8 1 15 5 24 1.29 Rain , Thunderstorm
6 84 78 71 81 74 63 94 78 66 29.91 29.78 29.72 10 9 1 21 11 33 0.00 Rain
7 78 71 64 66 62 57 88 76 47 29.98 29.93 29.91 10 10 10 7 3 - 0.00  
8 78 70 62 63 61 61 100 76 57 29.96 29.93 29.87 10 9 7 9 4 - 0.00  
9 84 72 60 70 62 57 100 78 40 29.97 29.94 29.90 10 9 7 10 2 - 0.00  
10 84 75 66 70 67 61 100 81 48 30.04 29.99 29.96 10 10 8 8 3 - 0.00  
11 86 78 69 77 70 64 100 83 51 30.10 30.05 30.02 10 8 3 9 2 - 0.00  
12 84 76 69 75 71 70 100 89 66 30.11 30.05 30.00 10 7 2 6 3 - 0.05 Rain , Thunderstorm
13 86 78 71 75 73 72 100 86 62 30.04 30.00 29.96 10 9 5 8 2 - 0.00  
14 86 80 73 73 72 70 94 81 62 30.01 29.97 29.95 10 10 7 7 2 - 0.00  
15 87 79 71 77 73 72 100 86 58 29.97 29.95 29.89 10 9 7 9 3 - 0.00  
16 82 74 66 77 68 57 94 81 73 30.20 30.07 29.95 10 9 7 16 9 24 0.00 Thunderstorm
17 73 66 60 64 60 57 94 82 73 30.23 30.19 30.16 10 10 8 15 12 24 0.00  
18 75 70 64 64 63 61 94 85 69 30.26 30.21 30.17 10 10 5 16 11 23 0.00  
19 78 72 66 73 67 63 100 88 73 30.19 30.13 30.05 10 10 2 16 10 18 0.00 Rain
20 80 76 73 75 73 72 100 93 78 30.11 30.06 30.03 10 8 5 7 5 - 0.00 Rain , Thunderstorm
21 82 76 69 77 74 70 100 94 74 30.12 30.08 30.04 10 8 1 9 3 22 1.51 Rain , Thunderstorm
22 82 78 75 79 75 73 100 95 79 30.13 30.08 30.06 10 8 3 12 2 - 0.00  
23 84 80 75 79 76 73 100 93 74 30.05 29.99 29.94 10 8 2 12 3 21 0.30 Rain
24 84 80 75 79 76 72 100 93 70 29.99 29.95 29.90 10 8 2 8 2 - 0.37 Rain , Thunderstorm
25 84 78 71 79 75 72 100 94 70 30.02 29.96 29.91 10 7 3 9 3 - 0.24 Rain , Thunderstorm
26 82 78 73 77 75 72 100 95 74 29.98 29.94 29.91 10 9 5 8 3 - 0.00 Thunderstorm
27 84 78 73 77 75 72 100 87 70 29.97 29.92 29.89 10 10 7 12 7 22 0.00  
28 86 77 68 79 74 64 100 90 62 29.93 29.89 29.84 10 8 5 15 3 26 0.05 Rain , Thunderstorm
29 80 74 68 77 71 64 100 87 58 29.90 29.86 29.81 10 9 1 6 2 - 0.00 Thunderstorm
30 84 76 68 72 63 46 100 73 36 29.87 29.81 29.70 10 8 2 10 3 20 0.00