Weather History for Hilo, HI

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Month of August, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 85 °F 83 °F 79 °F
Mean Temperature 78 °F 76 °F 74 °F
Min Temperature 71 °F 69 °F 67 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 13 11 9 343
Growing Degree Days (base 50) 27 25 24 788
Dew Point  
Dew Point 73 °F 67 °F 58 °F
Precipitation  
Precipitation 0.96 in 0.16 in 0.00 in 3.89 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 18 mph 6 mph 0 mph
Gust Wind 23 mph 18 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.14 in 30.05 in 29.95 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Aug. 17, 2012 Rise Set
Actual Time 6:01 AM HST 6:46 PM HST
Civil Twilight 5:38 AM HST 7:09 PM HST
Nautical Twilight 5:11 AM HST 7:36 PM HST
Astronomical Twilight 4:44 AM HST 8:03 PM HST
Moon 6:05 AM HST (8/17) 6:50 PM HST (8/17)
Length of Visible Light 13h 30m
Length of Day
12h 45m
Waxing Crescent, 0% of the Moon is Illuminated
Aug 17
Waxing Crescent
Aug 24
First Quarter
Aug 31
Full
Sep 8
Last Quarter
Sep 15
New

Weather History Calendar

Precipitation Actual month total 3.89 Normal Month Total: 9.85
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
83 | 71 T
Average:
83 | 70 0.37
Rain
Actual:
83 | 70 T
Average:
83 | 70 0.37
Partly Cloudy
Actual:
83 | 67 T
Average:
83 | 70 0.36
Rain
Actual:
83 | 70 0.09
Average:
83 | 70 0.35
Rain
Actual:
84 | 69 T
Average:
83 | 70 0.33
Rain
Actual:
81 | 69 0.43
Average:
83 | 70 0.33
Mostly Cloudy
Actual:
83 | 68 T
Average:
83 | 70 0.32
Rain
Actual:
82 | 70 0.03
Average:
83 | 70 0.32
Rain
Actual:
83 | 69 0.04
Average:
83 | 70 0.33
Rain
Actual:
83 | 69 0.00
Average:
83 | 70 0.33
Rain
Actual:
83 | 68 0.09
Average:
83 | 70 0.33
Rain
Actual:
84 | 70 0.07
Average:
83 | 70 0.32
Rain
Actual:
83 | 71 0.07
Average:
83 | 70 0.32
Rain
Actual:
84 | 70 0.13
Average:
83 | 70 0.32
Rain
Actual:
82 | 70 0.11
Average:
83 | 70 0.32
Rain
Actual:
82 | 68 0.31
Average:
83 | 70 0.32
Partly Cloudy
Actual:
85 | 70 T
Average:
83 | 70 0.32
Rain
Actual:
83 | 68 T
Average:
83 | 70 0.32
Rain
Actual:
84 | 68 0.01
Average:
83 | 70 0.31
Rain
Actual:
83 | 70 0.96
Average:
83 | 70 0.31
Rain
Actual:
83 | 69 0.21
Average:
83 | 70 0.32
Rain
Actual:
84 | 68 0.02
Average:
83 | 70 0.30
Rain
Actual:
84 | 68 0.02
Average:
83 | 70 0.30
Rain
Actual:
85 | 67 0.02
Average:
83 | 70 0.30
Partly Cloudy
Actual:
84 | 67 0.00
Average:
83 | 70 0.30
Rain
Actual:
83 | 68 0.53
Average:
83 | 70 0.30
Rain
Actual:
83 | 67 0.10
Average:
83 | 70 0.28
Rain
Actual:
83 | 67 0.07
Average:
83 | 70 0.29
Rain
Actual:
79 | 69 0.41
Average:
83 | 70 0.28
Rain
Actual:
81 | 68 0.09
Average:
83 | 70 0.29
Rain
Actual:
83 | 69 0.08
Average:
83 | 70 0.29
 

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
Aug high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 83 77 71 72 69 67 90 76 62 30.11 30.07 30.04 10 10 9 13 5 15 T Rain
2 83 77 70 69 67 65 90 73 55 30.11 30.07 30.03 10 10 6 15 5 20 T Rain
3 83 75 67 68 66 63 90 74 58 30.11 30.07 30.03 10 10 10 14 6 18 T  
4 83 77 70 70 67 66 90 79 67 30.10 30.06 30.01 10 9 2 16 5 21 0.09 Rain
5 84 77 69 70 68 65 90 77 63 30.10 30.05 30.00 10 8 2 12 5 14 T Rain
6 81 75 69 70 67 65 97 80 62 30.09 30.06 30.02 10 8 2 10 6 14 0.43 Rain
7 83 76 68 68 66 61 90 74 58 30.10 30.07 30.01 10 10 10 17 6 22 T  
8 82 76 70 70 67 64 90 76 62 30.12 30.08 30.04 10 10 7 14 5 16 0.03 Rain
9 83 76 69 73 70 64 93 79 65 30.14 30.10 30.06 10 7 2 12 4 20 0.04 Rain
10 83 76 69 71 67 63 93 76 58 30.11 30.06 30.00 10 10 5 16 5 21 0.00 Rain
11 83 76 68 70 68 66 90 76 62 30.05 30.02 29.97 10 8 2 14 6 17 0.09 Rain
12 84 77 70 70 69 66 97 79 61 30.08 30.02 29.98 10 9 2 15 5 20 0.07 Rain
13 83 77 71 73 70 67 93 80 67 30.09 30.04 30.00 10 7 1 15 5 18 0.07 Rain
14 84 77 70 70 68 65 97 76 55 30.08 30.05 29.98 10 9 1 15 8 18 0.13 Rain
15 82 76 70 71 68 66 90 76 62 30.05 30.01 29.96 10 9 2 16 6 21 0.11 Rain
16 82 75 68 69 67 62 97 80 62 30.07 30.03 29.99 10 9 2 16 7 20 0.31 Rain
17 85 78 70 66 65 63 90 71 51 30.07 30.04 30.00 10 10 10 13 7 18 T  
18 83 76 68 69 65 58 78 70 61 30.05 30.00 29.95 10 10 10 15 7 23 T Rain
19 84 76 68 72 69 63 90 74 58 30.03 30.00 29.97 10 8 1 16 6 21 0.01 Rain
20 83 77 70 72 71 66 97 83 69 30.08 30.03 29.99 10 7 2 15 5 18 0.96 Rain
21 83 76 69 70 68 66 97 78 58 30.11 30.07 30.04 10 8 2 13 6 16 0.21 Rain
22 84 76 68 72 68 65 90 78 65 30.10 30.07 30.04 10 9 2 14 5 18 0.02 Rain
23 84 76 68 71 68 63 90 74 58 30.11 30.07 30.02 10 10 5 17 6 22 0.02 Rain
24 85 76 67 69 66 60 81 68 55 30.12 30.08 30.03 10 10 10 15 8 18 0.02 Rain
25 84 76 67 68 65 61 87 73 58 30.12 30.08 30.04 10 10 10 16 8 20 0.00  
26 83 76 68 69 66 64 90 74 58 30.09 30.06 30.01 10 9 1 13 7 16 0.53 Rain
27 83 75 67 68 66 64 93 76 58 30.07 30.03 29.99 10 10 3 13 6 16 0.10 Rain
28 83 75 67 70 67 65 93 76 58 30.06 30.03 30.00 10 9 2 18 6 21 0.07 Rain
29 79 74 69 72 68 66 97 87 76 30.08 30.04 30.00 10 8 2 14 4 16 0.41 Rain
30 81 75 68 70 67 62 97 82 67 30.09 30.04 30.00 10 8 2 14 7 17 0.09 Rain
31 83 76 69 69 68 65 97 78 58 30.12 30.08 30.03 10 10 4 14 6 18 0.08 Rain