Weather History for Williamsport, PA

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Month of September, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 89 °F 76 °F 64 °F
Mean Temperature 78 °F 65 °F 55 °F
Min Temperature 68 °F 54 °F 40 °F
Degree Days  
Heating Degree Days (base 65) 10 3 0 76
Cooling Degree Days (base 65) 13 3 0 90
Growing Degree Days (base 50) 28 15 5 459
Dew Point  
Dew Point 70 °F 55 °F 37 °F
Precipitation  
Precipitation 0.44 in 0.04 in 0.00 in 1.10 in
Snowdepth - - - -
Wind  
Wind 30 mph 5 mph 0 mph
Gust Wind 40 mph 23 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.55 in 30.11 in 29.57 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 21, 2014 Rise Set
Actual Time 6:54 AM EDT 7:06 PM EDT
Civil Twilight 6:26 AM EDT 7:34 PM EDT
Nautical Twilight 5:54 AM EDT 8:06 PM EDT
Astronomical Twilight 5:21 AM EDT 8:39 PM EDT
Moon 4:24 AM EDT (9/21) 5:42 PM EDT (9/21)
Length of Visible Light 13h 07m
Length of Day
12h 12m
Waning Crescent, 6% of the Moon is Illuminated
Sep 21
Waning Crescent
Sep 24
New
Oct 1
First Quarter
Oct 8
Full
Oct 15
Last Quarter

Weather History Calendar

Precipitation Actual month total 1.10 Normal Month Total: 4.16
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
83 | 68 T
Average:
79 | 58 0.13
Thunderstorm
Actual:
89 | 65 0.05
Average:
78 | 58 0.13
Scattered Clouds
Actual:
83 | 62 0.00
Average:
78 | 58 0.14
Fog
Actual:
84 | 60 0.00
Average:
78 | 57 0.13
Partly Cloudy
Actual:
88 | 68 0.00
Average:
77 | 57 0.14
Rain
Actual:
89 | 64 0.05
Average:
77 | 57 0.13
Clear
Actual:
78 | 53 0.00
Average:
77 | 56 0.14
Fog
Actual:
78 | 51 0.00
Average:
76 | 56 0.14
Overcast
Actual:
73 | 59 0.00
Average:
76 | 56 0.14
Rain
Actual:
74 | 65 0.04
Average:
76 | 55 0.14
Rain
Actual:
83 | 59 0.09
Average:
75 | 55 0.14
Mostly Cloudy
Actual:
68 | 50 0.00
Average:
75 | 55 0.14
Rain
Actual:
68 | 48 0.44
Average:
75 | 54 0.15
Scattered Clouds
Actual:
66 | 45 0.00
Average:
74 | 54 0.14
Partly Cloudy
Actual:
69 | 47 0.00
Average:
74 | 54 0.14
Rain
Actual:
70 | 50 0.02
Average:
74 | 53 0.15
Partly Cloudy
Actual:
72 | 47 0.00
Average:
73 | 53 0.14
Fog
Actual:
72 | 48 0.00
Average:
73 | 52 0.14
Scattered Clouds
Actual:
70 | 45 0.00
Average:
72 | 52 0.14
Partly Cloudy
Actual:
76 | 61 0.00
Average:
72 | 52 0.14
Thunderstorm
Actual:
79 | 59 0.39
Average:
72 | 51 0.15
Rain
Actual:
64 | 45 0.00
Average:
71 | 51 0.13
Scattered Clouds
Actual:
71 | 40 0.00
Average:
71 | 50 0.14
Fog
Actual:
73 | 49 0.00
Average:
70 | 50 0.14
Rain
Actual:
73 | 53 T
Average:
70 | 49 0.14
Fog
Actual:
78 | 51 0.00
Average:
69 | 49 0.13
Fog
Actual:
81 | 51 0.00
Average:
69 | 49 0.14
Fog
Actual:
79 | 53 0.00
Average:
69 | 48 0.13
Scattered Clouds
Actual:
77 | 58 0.00
Average:
68 | 48 0.14
Thunderstorm
Actual:
75 | 57 0.02
Average:
68 | 47 0.14
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 83 76 68 70 67 66 93 79 65 30.02 29.98 29.90 10 4 0 9 2 12 T Fog , Rain
2 89 77 65 70 68 63 100 72 43 29.94 29.88 29.76 10 5 0 29 6 40 0.05 Fog , Rain , Thunderstorm
3 83 73 62 63 60 56 93 68 42 30.13 30.03 29.91 10 10 8 9 4 13 0.00  
4 84 72 60 68 61 57 97 76 55 30.18 30.15 30.07 10 6 0 16 5 22 0.00 Fog
5 88 78 68 69 67 64 87 70 53 30.16 30.09 29.98 10 10 6 15 4 19 0.00  
6 89 77 64 68 66 60 90 68 46 30.02 29.95 29.85 10 6 1 22 5 30 0.05 Rain
7 78 66 53 59 52 47 90 61 32 30.22 30.13 30.03 10 10 10 13 4 16 0.00  
8 78 65 51 57 53 49 93 68 42 30.30 30.26 30.21 10 7 0 21 6 30 0.00 Fog
9 73 66 59 61 56 52 78 71 64 30.25 30.19 30.10 10 10 10 13 5 14 0.00  
10 74 70 65 63 60 57 84 74 64 30.12 30.04 29.90 10 10 10 30 7 38 0.04 Rain
11 83 71 59 68 62 51 84 68 51 30.04 29.86 29.80 10 10 10 25 8 32 0.09 Rain
12 68 59 50 51 47 44 83 68 52 30.23 30.16 30.06 10 10 10 13 6 18 0.00  
13 68 58 48 56 50 45 96 80 63 30.25 30.14 30.11 10 7 2 12 3 15 0.44 Rain
14 66 56 45 52 45 40 93 68 43 30.34 30.27 30.20 10 10 5 14 4 17 0.00  
15 69 58 47 51 46 44 93 69 45 30.27 30.20 30.04 10 8 1 13 4 17 0.00  
16 70 60 50 54 51 47 93 69 45 30.06 30.03 30.00 10 10 10 15 3 20 0.02 Rain
17 72 60 47 50 47 42 93 64 35 30.10 30.04 29.96 10 8 1 12 3 15 0.00  
18 72 60 48 51 48 44 93 66 38 30.17 30.04 29.98 10 8 0 12 4 15 0.00 Fog
19 70 58 45 52 46 41 93 69 44 30.32 30.26 30.19 10 10 10 21 6 27 0.00  
20 76 69 61 58 56 51 84 69 54 30.25 30.13 29.98 10 10 10 26 15 36 0.00  
21 79 69 59 64 60 57 90 75 60 29.95 29.75 29.57 10 9 2 17 8 25 0.39 Rain , Thunderstorm
22 64 55 45 56 46 40 84 64 43 30.22 29.98 29.72 10 10 10 20 10 25 0.00 Rain
23 71 56 40 54 44 37 89 65 41 30.41 30.33 30.24 10 10 9 9 3 11 0.00  
24 73 61 49 54 50 46 100 73 46 30.55 30.48 30.42 10 6 0 14 4 19 0.00 Fog
25 73 63 53 58 53 50 93 76 58 30.44 30.35 30.26 10 10 9 8 1 10 T Rain
26 78 65 51 54 52 49 100 70 40 30.32 30.27 30.19 10 5 0 12 4 17 0.00 Fog
27 81 66 51 63 53 49 100 71 42 30.31 30.25 30.18 10 7 0 9 4 12 0.00 Fog
28 79 66 53 64 55 51 100 73 45 30.22 30.17 30.04 10 6 0 7 3 10 0.00 Fog
29 77 68 58 61 58 55 93 77 60 30.02 29.96 29.88 10 10 6 9 2 12 0.00  
30 75 66 57 61 58 56 93 79 64 29.94 29.90 29.85 10 5 0 10 3 13 0.02 Fog , Thunderstorm