Weather History for Hilo, HI

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Month of July, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 87 °F 84 °F 81 °F
Mean Temperature 81 °F 77 °F 75 °F
Min Temperature 75 °F 70 °F 67 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 16 12 10 381
Growing Degree Days (base 50) 28 26 24 815
Dew Point  
Dew Point 74 °F 67 °F 59 °F
Precipitation  
Precipitation 0.49 in 0.11 in 0.00 in 3.00 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 26 mph 7 mph 0 mph
Gust Wind 38 mph 20 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.19 in 30.02 in 29.82 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jul. 21, 2013 Rise Set
Actual Time 5:52 AM HST 7:00 PM HST
Civil Twilight 5:28 AM HST 7:24 PM HST
Nautical Twilight 5:00 AM HST 7:52 PM HST
Astronomical Twilight 4:31 AM HST 8:21 PM HST
Moon 6:14 PM HST (7/21) 4:47 AM HST (7/21)
Length of Visible Light 13h 56m
Length of Day
13h 08m
Waxing Gibbous, 99% of the Moon is Illuminated
Jul 21
Waxing Gibbous
Jul 22
Full
Jul 29
Last Quarter
Aug 6
New
Aug 14
First Quarter

Weather History Calendar

Precipitation Actual month total 3.00 Normal Month Total: 10.81
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
85 | 69 T
Average:
83 | 69 0.29
Rain
Actual:
84 | 69 0.29
Average:
83 | 69 0.30
Rain
Actual:
83 | 69 0.23
Average:
83 | 69 0.30
Rain
Actual:
81 | 70 0.05
Average:
83 | 69 0.30
Rain
Actual:
85 | 71 0.02
Average:
83 | 69 0.31
Rain
Actual:
85 | 69 0.00
Average:
83 | 69 0.32
Partly Cloudy
Actual:
85 | 68 0.00
Average:
83 | 69 0.33
Rain
Actual:
87 | 69 0.01
Average:
83 | 69 0.35
Rain
Actual:
86 | 71 T
Average:
83 | 69 0.35
Rain
Actual:
86 | 70 0.09
Average:
83 | 69 0.34
Rain
Actual:
85 | 71 0.04
Average:
83 | 69 0.34
Rain
Actual:
84 | 70 0.15
Average:
83 | 69 0.34
Rain
Actual:
85 | 69 0.07
Average:
83 | 69 0.35
Rain
Actual:
83 | 67 0.09
Average:
83 | 69 0.35
Rain
Actual:
84 | 69 0.12
Average:
83 | 69 0.35
Rain
Actual:
84 | 68 0.02
Average:
83 | 69 0.36
Rain
Actual:
84 | 70 0.05
Average:
83 | 69 0.35
Rain
Actual:
84 | 68 0.12
Average:
83 | 69 0.36
Rain
Actual:
85 | 71 0.10
Average:
83 | 69 0.36
Rain
Actual:
84 | 68 0.30
Average:
83 | 70 0.37
Rain
Actual:
82 | 68 T
Average:
83 | 70 0.37
Rain
Actual:
85 | 73 0.14
Average:
83 | 70 0.37
Rain
Actual:
83 | 70 0.23
Average:
83 | 70 0.37
Rain
Actual:
84 | 71 0.02
Average:
83 | 70 0.38
Rain
Actual:
84 | 69 T
Average:
83 | 70 0.37
Rain
Actual:
84 | 68 0.09
Average:
83 | 70 0.36
Rain
Actual:
85 | 68 0.02
Average:
83 | 70 0.37
Rain
Actual:
85 | 69 0.01
Average:
83 | 70 0.37
Rain
Actual:
84 | 75 0.15
Average:
83 | 70 0.38
Rain
Actual:
87 | 74 0.49
Average:
83 | 70 0.37
Rain
Actual:
85 | 73 0.10
Average:
83 | 70 0.38
 

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

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jul high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 85 77 69 68 66 61 84 69 54 30.02 29.99 29.96 10 10 6 16 7 20 T Rain
2 84 77 69 71 68 66 97 78 58 30.00 29.96 29.92 10 8 2 14 8 19 0.29 Rain
3 83 76 69 68 67 64 90 74 58 30.02 29.99 29.94 10 9 3 12 6 15 0.23 Rain
4 81 76 70 69 66 64 90 76 62 30.06 30.00 29.97 10 10 3 13 7 17 0.05 Rain
5 85 78 71 69 67 65 90 74 58 30.05 30.01 29.97 10 10 10 14 6 19 0.02 Rain
6 85 77 69 70 67 63 84 70 55 30.03 30.01 29.97 10 10 7 13 7 18 0.00 Rain
7 85 77 68 69 66 61 90 73 55 30.00 29.97 29.93 10 10 10 13 6 17 0.00  
8 87 78 69 69 66 61 90 69 48 30.08 30.00 29.94 10 10 8 17 8 25 0.01 Rain
9 86 79 71 70 66 61 79 67 55 30.19 30.11 30.05 10 10 2 21 7 25 T Rain
10 86 78 70 70 66 63 90 71 51 30.18 30.15 30.11 10 10 5 17 6 21 0.09 Rain
11 85 78 71 69 66 64 84 70 55 30.14 30.10 30.05 10 10 3 18 9 24 0.04 Rain
12 84 77 70 68 66 65 90 73 55 30.07 30.05 30.01 10 10 6 15 8 19 0.15 Rain
13 85 77 69 67 65 62 90 71 51 30.03 30.00 29.97 10 10 9 15 7 18 0.07 Rain
14 83 75 67 68 64 61 87 71 55 30.04 29.99 29.95 10 10 8 15 8 20 0.09 Rain
15 84 77 69 69 67 64 90 73 55 30.06 30.01 29.97 10 9 2 21 7 26 0.12 Rain
16 84 76 68 69 66 64 90 74 58 30.04 30.00 29.96 10 10 5 15 6 20 0.02 Rain
17 84 77 70 67 66 63 90 71 51 30.04 30.00 29.97 10 10 6 16 8 21 0.05 Rain
18 84 76 68 71 68 64 90 76 62 30.07 30.02 29.98 10 9 2 14 6 19 0.12 Rain
19 85 78 71 69 67 64 93 76 58 30.10 30.06 30.02 10 10 5 14 5 17 0.10 Rain
20 84 76 68 68 65 62 90 72 54 30.08 30.06 30.01 10 9 2 15 8 19 0.30 Rain
21 82 75 68 72 67 59 76 69 62 30.04 30.00 29.97 10 9 2 15 6 23 T Rain
22 85 79 73 73 71 68 93 79 65 30.05 30.01 29.97 10 8 2 17 6 21 0.14 Rain
23 83 77 70 72 69 66 97 82 67 30.04 30.02 29.99 10 9 2 16 8 20 0.23 Rain
24 84 78 71 69 66 64 90 73 55 30.03 29.99 29.93 10 10 9 15 7 20 0.02 Rain
25 84 77 69 68 65 63 84 68 51 30.02 29.96 29.93 10 10 7 14 6 16 T Rain
26 84 76 68 69 66 60 90 74 58 30.07 30.01 29.96 10 10 6 14 6 19 0.09 Rain
27 85 77 68 69 66 59 90 68 46 30.07 30.03 29.99 10 10 6 18 7 23 0.02 Rain
28 85 77 69 71 67 60 84 70 55 30.02 29.97 29.91 10 10 10 16 7 20 0.01 Rain
29 84 80 75 73 70 65 94 75 55 30.02 29.88 29.82 10 10 7 26 11 38 0.15 Rain
30 87 81 74 74 71 68 88 74 59 30.15 30.07 30.01 10 9 2 16 7 22 0.49 Rain
31 85 79 73 71 67 64 93 74 55 30.16 30.11 30.07 10 10 4 14 6 18 0.10 Rain