Weather History for Hilo, HI

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Month of May, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 86 °F 83 °F 78 °F
Mean Temperature 77 °F 75 °F 72 °F
Min Temperature 69 °F 66 °F 63 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 12 10 7 309
Growing Degree Days (base 50) 26 24 22 749
Dew Point  
Dew Point 72 °F 67 °F 55 °F
Precipitation  
Precipitation 3.14 in 0.24 in 0.00 in 5.93 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 23 mph 8 mph 0 mph
Gust Wind 29 mph 22 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.14 in 30.03 in 29.88 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 06, 2014 Rise Set
Actual Time 5:48 AM HST 6:45 PM HST
Civil Twilight 5:25 AM HST 7:08 PM HST
Nautical Twilight 4:57 AM HST 7:36 PM HST
Astronomical Twilight 4:29 AM HST 8:04 PM HST
Moon 12:04 PM HST (5/6) 12:18 AM HST (5/6)
Length of Visible Light 13h 43m
Length of Day
12h 56m
Waxing Crescent, 48% of the Moon is Illuminated
May 6
Waxing Crescent
May 6
First Quarter
May 14
Full
May 21
Last Quarter
May 28
New

Weather History Calendar

Precipitation Actual month total 5.93 Normal Month Total: 8.12
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
78 | 68 3.14
Average:
79 | 66 0.33
Rain
Actual:
84 | 68 0.03
Average:
80 | 66 0.32
Rain
Actual:
82 | 66 0.29
Average:
80 | 66 0.32
Scattered Clouds
Actual:
83 | 66 0.01
Average:
80 | 66 0.32
Partly Cloudy
Actual:
83 | 68 T
Average:
80 | 66 0.32
Rain
Actual:
82 | 67 0.08
Average:
80 | 66 0.32
Rain
Actual:
83 | 69 T
Average:
80 | 66 0.31
Partly Cloudy
Actual:
83 | 65 0.00
Average:
80 | 66 0.29
Partly Cloudy
Actual:
83 | 68 T
Average:
80 | 67 0.29
Rain
Actual:
82 | 64 0.02
Average:
80 | 67 0.29
Partly Cloudy
Actual:
84 | 67 0.00
Average:
80 | 67 0.29
Partly Cloudy
Actual:
82 | 66 T
Average:
80 | 67 0.28
Rain
Actual:
83 | 68 0.07
Average:
80 | 67 0.28
Partly Cloudy
Actual:
83 | 68 T
Average:
81 | 67 0.26
Scattered Clouds
Actual:
84 | 66 0.00
Average:
81 | 67 0.27
Rain
Actual:
84 | 66 0.00
Average:
81 | 67 0.27
Rain
Actual:
83 | 68 T
Average:
81 | 67 0.26
Partly Cloudy
Actual:
85 | 66 0.00
Average:
81 | 67 0.25
Rain
Actual:
84 | 64 0.04
Average:
81 | 67 0.25
Partly Cloudy
Actual:
84 | 66 0.00
Average:
81 | 67 0.24
Rain
Actual:
85 | 66 0.00
Average:
81 | 67 0.23
Rain
Actual:
82 | 69 0.27
Average:
81 | 67 0.23
Rain
Actual:
86 | 65 0.03
Average:
81 | 67 0.21
Partly Cloudy
Actual:
85 | 65 0.00
Average:
81 | 67 0.22
Partly Cloudy
Actual:
85 | 68 0.00
Average:
81 | 67 0.22
Rain
Actual:
83 | 68 0.08
Average:
81 | 68 0.21
Rain
Actual:
79 | 66 0.29
Average:
81 | 68 0.21
Rain
Actual:
82 | 67 0.06
Average:
82 | 68 0.21
Rain
Actual:
82 | 66 0.61
Average:
82 | 68 0.21
Rain
Actual:
80 | 63 0.54
Average:
82 | 68 0.20
Rain
Actual:
82 | 64 0.37
Average:
82 | 68 0.21
 

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

2014 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 78 73 68 72 70 69 100 90 79 30.07 30.01 29.97 10 5 1 20 8 25 3.14 Rain
2 84 76 68 70 68 66 100 79 58 30.10 30.03 29.99 10 10 10 20 9 27 0.03 Rain
3 82 74 66 71 68 66 100 81 62 30.10 30.06 30.03 10 8 2 16 9 21 0.29 Rain
4 83 75 66 70 67 61 93 76 58 30.09 30.05 30.00 10 10 10 20 9 23 0.01  
5 83 76 68 71 66 63 93 76 58 30.12 30.07 30.02 10 10 10 21 9 26 T  
6 82 75 67 70 67 63 100 81 62 30.13 30.09 30.04 10 10 4 17 8 21 0.08 Rain
7 83 76 69 69 67 63 97 78 58 30.14 30.10 30.05 10 10 10 18 8 26 T Rain
8 83 74 65 69 66 60 93 76 58 30.10 30.06 30.00 10 10 10 21 10 27 0.00  
9 83 76 68 69 67 62 97 80 63 30.10 30.05 30.00 10 10 9 23 9 28 T  
10 82 73 64 71 68 64 100 81 62 30.09 30.05 29.99 10 10 7 17 7 21 0.02 Rain
11 84 76 67 69 68 65 100 79 58 30.06 30.03 29.99 10 10 10 14 6 17 0.00  
12 82 74 66 70 67 63 93 78 62 30.04 29.98 29.93 10 10 10 13 7 18 T  
13 83 76 68 71 69 66 100 79 58 29.96 29.93 29.88 10 9 2 14 6 18 0.07 Rain
14 83 76 68 70 69 67 100 83 65 30.00 29.93 29.89 10 10 10 18 8 23 T  
15 84 75 66 69 67 64 93 72 51 30.06 29.98 29.94 10 10 10 21 8 26 0.00  
16 84 75 66 70 65 59 90 69 47 30.08 30.04 30.00 10 10 8 18 9 24 0.00 Rain
17 83 76 68 69 65 62 100 77 54 30.06 30.02 29.97 10 10 6 21 8 26 T Rain
18 85 76 66 66 63 59 87 69 51 30.02 29.99 29.94 10 10 10 20 9 29 0.00  
19 84 74 64 67 64 55 100 76 51 30.04 29.99 29.94 10 10 6 18 9 23 0.04 Rain
20 84 75 66 65 62 56 93 70 47 30.06 30.01 29.96 10 10 10 16 9 20 0.00  
21 85 76 66 72 68 58 79 72 65 30.06 30.02 29.96 10 10 7 23 9 28 0.00 Rain
22 82 76 69 72 69 63 100 84 67 30.08 30.03 29.98 10 9 2 13 7 17 0.27 Rain
23 86 76 65 69 66 61 93 74 55 30.08 30.02 29.97 10 10 6 22 10 27 0.03 Rain
24 85 75 65 68 65 60 93 72 51 30.06 30.02 29.95 10 10 10 21 9 25 0.00  
25 85 77 68 68 66 63 84 70 55 30.07 30.03 29.97 10 10 10 18 8 26 0.00  
26 83 76 68 70 67 62 100 79 58 30.09 30.05 29.99 10 9 3 16 7 20 0.08 Rain
27 79 73 66 70 68 66 100 84 67 30.10 30.05 30.01 10 9 2 18 7 23 0.29 Rain
28 82 75 67 70 68 66 100 81 62 30.09 30.05 30.00 10 9 4 15 5 17 0.06 Rain
29 82 74 66 70 68 66 100 84 67 30.05 30.02 29.98 10 8 1 18 8 23 0.61 Rain
30 80 72 63 71 68 59 100 87 74 30.05 30.01 29.97 10 9 2 12 6 17 0.54 Rain
31 82 73 64 69 67 63 100 84 67 30.07 30.03 29.99 10 9 2 16 8 22 0.37 Rain