Weather History for Hilo, HI

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Month of April, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 87 °F 81 °F 75 °F
Mean Temperature 77 °F 74 °F 68 °F
Min Temperature 69 °F 65 °F 58 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 12 9 3 259
Growing Degree Days (base 50) 26 22 17 670
Dew Point  
Dew Point 70 °F 64 °F 53 °F
Precipitation  
Precipitation 0.76 in 0.14 in 0.00 in 2.60 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 25 mph 7 mph 0 mph
Gust Wind 30 mph 22 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.21 in 30.05 in 29.87 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Apr. 11, 2013 Rise Set
Actual Time 6:05 AM HST 6:37 PM HST
Civil Twilight 5:42 AM HST 6:59 PM HST
Nautical Twilight 5:16 AM HST 7:25 PM HST
Astronomical Twilight 4:50 AM HST 7:52 PM HST
Moon 6:56 AM HST (4/11) 8:06 PM HST (4/11)
Length of Visible Light 13h 16m
Length of Day
12h 32m
New Moon, 2% of the Moon is Illuminated
Apr 11
New Moon
Apr 18
First Quarter
Apr 25
Full
May 2
Last Quarter
May 9
New

Weather History Calendar

Precipitation Actual month total 2.60 Normal Month Total: 11.54
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
77 | 61 0.00
Average:
79 | 65 0.45
Partly Cloudy
Actual:
77 | 58 0.00
Average:
79 | 65 0.44
Rain
Actual:
78 | 61 0.33
Average:
79 | 65 0.44
Rain
Actual:
78 | 66 T
Average:
79 | 65 0.44
Rain
Actual:
77 | 63 0.07
Average:
79 | 65 0.43
Rain
Actual:
83 | 69 0.11
Average:
79 | 65 0.43
Partly Cloudy
Actual:
84 | 68 T
Average:
79 | 65 0.41
Rain
Actual:
82 | 66 0.14
Average:
79 | 65 0.41
Rain
Actual:
81 | 67 0.02
Average:
79 | 65 0.41
Rain
Actual:
83 | 66 0.02
Average:
79 | 65 0.42
Rain
Actual:
80 | 67 T
Average:
79 | 65 0.40
Rain
Actual:
83 | 67 T
Average:
79 | 65 0.40
Partly Cloudy
Actual:
83 | 64 0.00
Average:
79 | 65 0.40
Partly Cloudy
Actual:
87 | 66 0.00
Average:
79 | 65 0.40
Partly Cloudy
Actual:
83 | 65 0.00
Average:
79 | 65 0.39
Rain
Actual:
83 | 67 T
Average:
79 | 66 0.39
Rain
Actual:
83 | 64 0.13
Average:
79 | 66 0.38
Rain
Actual:
83 | 65 0.13
Average:
79 | 66 0.37
Rain
Actual:
76 | 65 0.76
Average:
79 | 66 0.36
Rain
Actual:
83 | 64 0.00
Average:
79 | 66 0.36
Rain
Actual:
79 | 67 0.04
Average:
79 | 66 0.36
Partly Cloudy
Actual:
86 | 63 T
Average:
79 | 66 0.36
Partly Cloudy
Actual:
84 | 66 T
Average:
79 | 66 0.36
Partly Cloudy
Actual:
84 | 65 T
Average:
79 | 66 0.36
Partly Cloudy
Actual:
84 | 65 T
Average:
79 | 66 0.34
Rain
Actual:
82 | 67 0.21
Average:
79 | 66 0.34
Partly Cloudy
Actual:
82 | 67 T
Average:
79 | 66 0.32
Rain
Actual:
82 | 65 0.02
Average:
79 | 66 0.33
Rain
Actual:
75 | 69 0.62
Average:
79 | 66 0.32
Rain
Actual:
81 | 67 T
Average:
79 | 66 0.32
 

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
Apr high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 77 69 61 60 56 53 84 67 49 30.02 29.97 29.92 10 10 10 13 6 15 0.00 Rain
2 77 68 58 60 58 55 90 70 50 30.09 30.02 29.97 10 10 10 15 7 20 0.00  
3 78 70 61 62 60 57 97 79 60 30.10 30.06 30.01 10 8 2 12 6 14 0.33 Rain
4 78 72 66 63 61 57 81 69 56 30.12 30.06 30.02 10 10 9 14 5 17 T Rain
5 77 70 63 69 65 60 93 79 64 30.15 30.10 30.03 10 8 2 14 5 16 0.07 Rain
6 83 76 69 70 67 65 90 76 62 30.21 30.14 30.09 10 10 3 21 6 26 0.11 Rain
7 84 76 68 68 66 62 90 71 51 30.21 30.14 30.09 10 10 10 18 9 24 T  
8 82 74 66 66 64 60 84 71 58 30.13 30.07 30.00 10 9 4 18 7 23 0.14 Rain
9 81 74 67 66 64 62 93 76 58 30.11 30.06 29.99 10 10 10 16 8 21 0.02 Rain
10 83 75 66 67 64 61 81 64 47 30.11 30.07 30.01 10 10 7 18 7 22 0.02 Rain
11 80 74 67 68 65 62 90 76 62 30.09 30.04 29.98 10 10 8 18 8 25 T Rain
12 83 75 67 66 63 60 84 66 47 30.01 29.97 29.92 10 10 10 22 9 29 T Rain
13 83 74 64 67 62 57 87 71 54 30.00 29.95 29.88 10 10 10 22 10 29 0.00  
14 87 77 66 66 64 58 87 69 51 29.99 29.93 29.87 10 10 10 22 10 28 0.00  
15 83 74 65 67 64 57 93 76 58 30.08 30.01 29.94 10 10 10 21 8 25 0.00  
16 83 75 67 68 65 60 90 73 55 30.14 30.07 30.01 10 10 7 18 9 24 T Rain
17 83 74 64 68 64 58 90 73 55 30.18 30.12 30.07 10 9 2 15 6 18 0.13 Rain
18 83 74 65 69 65 60 93 74 55 30.17 30.13 30.09 10 9 2 20 8 23 0.13 Rain
19 76 71 65 70 66 57 97 85 73 30.15 30.10 30.06 10 7 2 18 7 24 0.76 Rain
20 83 74 64 67 64 59 93 74 55 30.11 30.07 30.01 10 10 10 21 9 29 0.00 Rain
21 79 73 67 69 66 64 93 80 67 30.07 30.03 29.97 10 9 3 14 7 19 0.04 Rain
22 86 75 63 68 66 60 93 74 55 30.07 30.03 29.96 10 10 10 24 9 28 T  
23 84 75 66 66 64 59 84 68 51 30.09 30.04 30.00 10 10 10 16 8 21 T  
24 84 75 65 65 63 58 87 69 51 30.11 30.07 30.01 10 10 10 14 6 18 T  
25 84 75 65 66 62 58 81 66 51 30.10 30.06 30.01 10 10 10 14 7 17 T  
26 82 75 67 66 64 60 93 74 54 30.09 30.05 30.01 10 10 4 16 7 21 0.21 Rain
27 82 75 67 65 64 62 87 71 54 30.09 30.04 29.99 10 10 10 21 7 26 T  
28 82 74 65 70 65 59 82 72 62 30.06 30.02 29.96 10 10 5 25 9 30 0.02 Rain
29 75 72 69 70 68 66 93 88 82 30.03 30.00 29.94 10 8 2 13 5 17 0.62 Rain
30 81 74 67 68 65 60 90 74 58 30.06 30.00 29.97 10 10 9 16 7 20 T Rain