Weather History for Johnstown, PA

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Month of May, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 84 °F 72 °F 55 °F
Mean Temperature 75 °F 62 °F 47 °F
Min Temperature 64 °F 54 °F 39 °F
Degree Days  
Heating Degree Days (base 65) 18 4 0 125
Cooling Degree Days (base 65) 10 1 0 44
Growing Degree Days (base 50) 25 12 0 387
Dew Point  
Dew Point 67 °F 52 °F 28 °F
Precipitation  
Precipitation 3.15 in 0.19 in 0.00 in 6.01 in
Snowdepth - - - -
Wind  
Wind 31 mph 6 mph 0 mph
Gust Wind 44 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.32 in 30.02 in 29.70 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 30, 2012 Rise Set
Actual Time 5:48 AM EDT 8:38 PM EDT
Civil Twilight 5:16 AM EDT 9:10 PM EDT
Nautical Twilight 4:35 AM EDT 9:50 PM EDT
Astronomical Twilight 3:49 AM EDT 10:37 PM EDT
Moon 3:14 PM EDT (5/30) 2:12 AM EDT (5/30)
Length of Visible Light 15h 54m
Length of Day
14h 49m
Waxing Gibbous, 70% of the Moon is Illuminated
May 30
Waxing Gibbous
Jun 4
Full
Jun 11
Last Quarter
Jun 19
New
Jun 26
First Quarter

Weather History Calendar

Precipitation Actual month total 6.01 Average Month Total: 4.38
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
70 | 51 0.10
Average:
69 | 44 0.12
Rain
Actual:
75 | 57 0.12
Average:
69 | 44 0.10
Thunderstorm
Actual:
80 | 60 0.36
Average:
68 | 43 0.22
Thunderstorm
Actual:
79 | 60 0.00
Average:
66 | 42 0.09
Partly Cloudy
Actual:
70 | 57 0.00
Average:
66 | 43 0.14
Partly Cloudy
Actual:
75 | 53 0.00
Average:
70 | 45 0.16
Rain
Actual:
71 | 57 0.03
Average:
69 | 43 0.13
Thunderstorm
Actual:
66 | 57 1.07
Average:
72 | 43 0.09
Rain
Actual:
61 | 46 0.03
Average:
71 | 45 0.18
Rain
Actual:
55 | 42 0.03
Average:
70 | 45 0.11
Clear
Actual:
63 | 39 0.00
Average:
72 | 46 0.13
Clear
Actual:
69 | 44 0.00
Average:
72 | 48 0.21
Rain
Actual:
64 | 51 0.17
Average:
72 | 47 0.15
Rain
Actual:
57 | 51 0.27
Average:
72 | 48 0.14
Rain
Actual:
66 | 55 0.05
Average:
72 | 48 0.20
Partly Cloudy
Actual:
73 | 48 0.00
Average:
72 | 48 0.06
Clear
Actual:
66 | 39 0.00
Average:
75 | 48 0.14
Clear
Actual:
69 | 46 0.00
Average:
72 | 49 0.18
Clear
Actual:
75 | 52 0.00
Average:
73 | 50 0.26
Clear
Actual:
77 | 55 0.00
Average:
75 | 52 0.20
Mostly Cloudy
Actual:
66 | 57 0.00
Average:
76 | 51 0.11
Thunderstorm
Actual:
73 | 57 0.00
Average:
76 | 49 0.10
Partly Cloudy
Actual:
73 | 59 0.00
Average:
77 | 50 0.07
Partly Cloudy
Actual:
73 | 59 0.00
Average:
76 | 51 0.23
Scattered Clouds
Actual:
82 | 61 0.00
Average:
76 | 52 0.10
Thunderstorm
Actual:
84 | 64 0.13
Average:
76 | 52 0.11
Thunderstorm
Actual:
82 | 60 3.15
Average:
74 | 49 0.05
Scattered Clouds
Actual:
82 | 61 0.00
Average:
75 | 50 0.17
Thunderstorm
Actual:
81 | 59 0.48
Average:
78 | 52 0.16
Rain
Actual:
75 | 55 0.02
Average:
78 | 54 0.10
Scattered Clouds
Actual:
70 | 51 0.00
Average:
78 | 54 0.17
 

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
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 70 60 51 58 53 48 100 81 46 30.06 30.00 29.93 10 7 0 17 9 26 0.10 Fog , Rain
2 75 66 57 61 58 50 94 79 57 30.09 30.05 29.99 10 10 6 14 8 21 0.12 Rain
3 80 70 60 64 59 56 100 76 48 30.16 30.08 30.01 10 9 2 13 6 18 0.36 Rain , Thunderstorm
4 79 69 60 62 57 51 90 69 40 30.06 29.99 29.91 10 10 9 15 7 23 0.00 Rain , Thunderstorm
5 70 63 57 60 57 55 100 84 64 30.04 29.95 29.90 10 8 2 8 2 - 0.00  
6 75 64 53 59 55 45 100 83 37 30.06 30.01 29.98 10 7 1 10 4 - 0.00  
7 71 64 57 61 57 54 100 88 73 30.03 29.96 29.89 10 9 3 16 10 24 0.03 Rain
8 66 62 57 61 57 55 100 94 77 29.92 29.83 29.76 10 6 1 15 10 23 1.07 Rain , Thunderstorm
9 61 53 46 56 50 43 100 88 55 29.85 29.80 29.71 10 6 0 12 7 - 0.03 Fog , Rain
10 55 47 42 45 38 29 100 78 44 29.98 29.78 29.70 10 10 4 21 12 34 0.03 Rain
11 63 50 39 35 33 30 73 51 34 30.23 30.13 30.01 10 10 10 15 10 25 0.00  
12 69 56 44 44 38 34 71 48 32 30.32 30.26 30.22 10 10 9 10 6 - 0.00  
13 64 56 51 52 46 36 100 73 44 30.23 30.18 30.14 10 8 2 8 3 - 0.17 Rain
14 57 54 51 57 53 51 100 98 93 30.14 30.07 30.02 10 3 0 7 2 - 0.27 Fog , Rain
15 66 60 55 57 56 53 100 92 63 30.03 30.00 29.97 10 3 0 13 3 37 0.05 Fog , Rain
16 73 62 48 54 50 40 93 70 37 30.05 29.96 29.88 10 9 6 15 8 24 0.00  
17 66 52 39 38 33 28 77 51 27 30.17 30.13 30.06 10 10 10 10 7 - 0.00  
18 69 58 46 41 38 33 63 48 27 30.21 30.17 30.14 10 10 10 13 4 - 0.00  
19 75 64 52 48 43 39 71 48 27 30.21 30.17 30.14 10 10 10 8 4 - 0.00  
20 77 65 55 53 47 43 69 49 36 30.25 30.18 30.12 10 10 10 10 4 18 0.00  
21 66 60 57 59 56 47 96 87 58 30.12 30.04 29.94 10 10 6 8 5 - 0.00  
22 73 65 57 59 57 55 100 83 53 29.95 29.90 29.83 10 7 0 14 2 22 0.00 Fog , Thunderstorm
23 73 65 59 61 58 57 96 85 64 30.01 29.94 29.88 10 9 5 9 5 - 0.00  
24 73 66 59 60 58 55 96 81 53 30.10 30.04 29.98 10 10 5 17 8 24 0.00  
25 82 71 61 64 59 55 94 71 41 30.14 30.10 30.06 10 10 6 12 8 16 0.00  
26 84 75 64 65 63 59 94 79 51 30.21 30.16 30.10 10 7 1 14 5 21 0.13 Rain , Thunderstorm
27 82 71 60 67 62 59 100 88 54 30.19 30.14 30.05 10 6 0 26 5 41 3.15 Fog , Rain , Thunderstorm
28 82 72 61 67 63 57 93 74 54 30.09 30.02 29.94 10 10 10 12 7 - 0.00  
29 81 70 59 65 63 56 100 84 56 29.92 29.86 29.78 10 8 2 31 9 44 0.48 Rain , Thunderstorm
30 75 64 55 60 53 46 100 73 42 29.87 29.83 29.78 10 8 0 13 7 24 0.02 Fog , Rain
31 70 60 51 49 45 42 83 56 42 29.94 29.89 29.82 10 10 10 8 3 16 0.00