Weather History for Hilo, HI

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Month of October, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 86 °F 83 °F 80 °F
Mean Temperature 78 °F 76 °F 73 °F
Min Temperature 71 °F 68 °F 64 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 13 11 8 328
Growing Degree Days (base 50) 28 25 22 770
Dew Point  
Dew Point 72 °F 65 °F 52 °F
Precipitation  
Precipitation 0.89 in 0.15 in 0.00 in 3.23 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 20 mph 6 mph 0 mph
Gust Wind 29 mph 19 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.17 in 30.03 in 29.85 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Oct. 16, 2011 Rise Set
Actual Time 6:15 AM HST 5:56 PM HST
Civil Twilight 5:52 AM HST 6:18 PM HST
Nautical Twilight 5:27 AM HST 6:43 PM HST
Astronomical Twilight 5:01 AM HST 7:09 PM HST
Moon 9:23 PM HST (10/16) 10:08 AM HST (10/16)
Length of Visible Light 12h 25m
Length of Day
11h 41m
Waning Gibbous, 80% of the Moon is Illuminated
Oct 16
Waning Gibbous
Oct 19
Last Quarter
Oct 26
New
Nov 2
First Quarter
Nov 10
Full

Weather History Calendar

Precipitation Actual month total 3.23 Normal Month Total: 9.77
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
84 | 70 T
Average:
83 | 69 0.30
Rain
Actual:
84 | 67 0.02
Average:
83 | 69 0.30
Rain
Actual:
85 | 67 T
Average:
83 | 69 0.29
Rain
Actual:
83 | 69 0.07
Average:
83 | 69 0.29
Rain
Actual:
86 | 68 T
Average:
83 | 69 0.29
Rain
Actual:
84 | 70 0.04
Average:
83 | 69 0.29
Partly Cloudy
Actual:
85 | 69 T
Average:
83 | 69 0.29
Rain
Actual:
86 | 69 0.01
Average:
83 | 69 0.30
Rain
Actual:
82 | 70 0.24
Average:
83 | 69 0.30
Rain
Actual:
84 | 70 0.12
Average:
83 | 69 0.30
Rain
Actual:
84 | 67 T
Average:
83 | 69 0.29
Rain
Actual:
85 | 68 0.00
Average:
83 | 69 0.29
Partly Cloudy
Actual:
83 | 68 T
Average:
83 | 69 0.29
Rain
Actual:
82 | 68 0.04
Average:
83 | 69 0.29
Rain
Actual:
81 | 71 0.89
Average:
83 | 69 0.29
Rain
Actual:
81 | 68 0.23
Average:
83 | 69 0.29
Rain
Actual:
82 | 66 0.13
Average:
83 | 69 0.28
Mostly Cloudy
Actual:
83 | 67 T
Average:
83 | 69 0.29
Rain
Actual:
83 | 66 0.00
Average:
83 | 69 0.31
Rain
Actual:
84 | 65 0.07
Average:
83 | 68 0.31
Partly Cloudy
Actual:
83 | 65 0.02
Average:
82 | 68 0.32
Rain
Actual:
82 | 68 0.15
Average:
82 | 68 0.32
Rain
Actual:
83 | 67 T
Average:
82 | 68 0.32
Rain
Actual:
84 | 67 T
Average:
82 | 68 0.34
Rain
Actual:
82 | 69 0.63
Average:
82 | 68 0.34
Rain
Actual:
82 | 68 0.01
Average:
82 | 68 0.36
Partly Cloudy
Actual:
83 | 67 0.00
Average:
82 | 68 0.36
Rain
Actual:
81 | 66 0.07
Average:
82 | 68 0.37
Rain
Actual:
80 | 65 0.46
Average:
82 | 68 0.38
Rain
Actual:
82 | 64 0.03
Average:
82 | 68 0.38
Rain
Actual:
83 | 68 T
Average:
82 | 68 0.40
 

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
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 84 77 70 68 66 59 90 73 55 30.06 30.01 29.94 10 10 10 15 5 18 T  
2 84 76 67 68 64 55 90 74 58 30.12 30.06 30.01 10 9 2 15 7 17 0.02 Rain
3 85 76 67 70 63 52 84 69 53 30.17 30.12 30.08 10 10 7 14 7 16 T Rain
4 83 76 69 69 66 61 90 71 51 30.16 30.12 30.07 10 9 3 14 5 18 0.07 Rain
5 86 77 68 70 63 57 84 62 40 30.14 30.09 30.03 10 9 2 14 7 17 T Rain
6 84 77 70 70 67 65 90 76 62 30.09 30.05 30.00 10 9 2 17 6 21 0.04 Rain
7 85 77 69 70 66 60 84 68 51 30.11 30.05 30.01 10 10 10 13 6 16 T  
8 86 78 69 72 68 61 84 68 51 30.16 30.10 30.06 10 9 3 18 7 22 0.01 Rain
9 82 76 70 70 68 65 93 80 67 30.16 30.12 30.07 10 9 2 14 6 16 0.24 Rain
10 84 77 70 70 68 66 90 75 59 30.11 30.06 30.00 10 9 4 15 7 20 0.12 Rain
11 84 76 67 68 66 62 90 73 55 30.04 29.99 29.94 10 10 9 18 6 22 T Rain
12 85 77 68 67 65 61 84 68 51 30.07 30.01 29.96 10 10 10 15 6 20 0.00 Rain
13 83 76 68 69 66 62 84 70 55 30.09 30.04 30.00 10 10 10 14 6 17 T  
14 82 75 68 70 66 61 90 72 54 30.08 30.04 29.99 10 10 2 16 6 18 0.04 Rain
15 81 76 71 70 67 64 93 78 62 30.09 30.05 30.00 10 8 1 17 7 22 0.89 Rain
16 81 75 68 68 65 61 93 76 58 30.08 30.04 29.98 10 8 2 14 5 17 0.23 Rain
17 82 74 66 67 64 61 93 76 58 30.08 30.04 29.98 10 9 2 14 6 16 0.13 Rain
18 83 75 67 66 63 61 84 70 55 30.09 30.04 29.99 10 10 10 14 6 20 T  
19 83 75 66 65 62 56 78 65 51 30.08 30.04 29.98 10 10 10 13 6 16 0.00 Rain
20 84 75 65 66 62 54 93 72 51 30.09 30.04 29.99 10 9 2 13 7 18 0.07 Rain
21 83 74 65 67 64 58 81 68 54 30.12 30.07 30.01 10 10 10 17 7 23 0.02  
22 82 75 68 71 67 58 87 74 60 30.10 30.05 30.00 10 9 2 14 6 17 0.15 Rain
23 83 75 67 69 65 62 87 71 55 30.03 29.98 29.92 10 10 10 16 8 22 T Rain
24 84 76 67 70 66 59 84 71 58 30.05 29.99 29.93 10 9 3 16 8 22 T Rain
25 82 76 69 67 66 64 90 76 62 30.07 30.01 29.96 10 9 2 13 7 17 0.63 Rain
26 82 75 68 70 65 62 90 74 58 30.06 30.02 29.97 10 9 4 13 6 17 0.01 Rain
27 83 75 67 66 63 59 84 66 47 30.03 29.98 29.91 10 10 10 10 6 13 0.00  
28 81 74 66 67 63 58 87 71 54 29.95 29.92 29.87 10 9 2 9 5 12 0.07 Rain
29 80 73 65 72 66 55 93 81 68 29.99 29.93 29.85 10 8 1 20 6 29 0.46 Rain
30 82 73 64 70 65 59 87 77 67 30.01 29.95 29.90 10 10 3 15 6 21 0.03 Rain
31 83 76 68 71 67 60 84 73 62 30.00 29.96 29.91 10 10 8 16 5 22 T Rain