Weather History for St. Johnsbury, VT

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 90 °F 68 °F 50 °F
Mean Temperature 78 °F 58 °F 46 °F
Min Temperature 66 °F 47 °F 32 °F
Degree Days  
Heating Degree Days (base 65) 19 8 0 248
Cooling Degree Days (base 65) 13 1 0 40
Growing Degree Days (base 50) 28 8 0 241
Dew Point  
Dew Point 71 °F 50 °F 32 °F
Precipitation  
Precipitation 1.41 in 0.12 in 0.00 in 3.65 in
Snowdepth - - - -
Wind  
Wind - - -
Gust Wind - - -
Sea Level Pressure  
Sea Level Pressure 30.46 in 29.98 in 29.50 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 17, 2013 Rise Set
Actual Time 6:29 AM EDT 6:54 PM EDT
Civil Twilight 6:00 AM EDT 7:23 PM EDT
Nautical Twilight 5:26 AM EDT 7:57 PM EDT
Astronomical Twilight 4:50 AM EDT 8:33 PM EDT
Moon 5:41 PM EDT (9/17) 4:17 AM EDT (9/17)
Length of Visible Light 13h 23m
Length of Day
12h 24m
Waxing Gibbous, 96% of the Moon is Illuminated
Sep 17
Waxing Gibbous
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter

Weather History Calendar

Precipitation Actual month total 3.65 Normal Month Total: 3.39
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Clear
Actual:
83 | 66 0.02
Average:
76 | 54 0.10
Clear
Actual:
79 | 65 0.29
Average:
76 | 54 0.10
Clear
Actual:
73 | 61 0.00
Average:
75 | 54 0.10
Clear
Actual:
74 | 58 0.12
Average:
75 | 54 0.11
Clear
Actual:
63 | 41 0.00
Average:
75 | 53 0.09
Clear
Actual:
67 | 38 0.00
Average:
74 | 53 0.10
Clear
Actual:
71 | 45 0.00
Average:
74 | 53 0.10
Clear
Actual:
60 | 40 0.12
Average:
74 | 53 0.10
Clear
Actual:
67 | 37 0.00
Average:
73 | 52 0.10
Clear
Actual:
68 | 45 0.25
Average:
73 | 52 0.11
Clear
Actual:
90 | 66 0.03
Average:
73 | 51 0.10
Clear
Actual:
78 | 65 0.71
Average:
72 | 51 0.10
Clear
Actual:
65 | 54 1.41
Average:
72 | 51 0.11
Clear
Actual:
60 | 46 0.09
Average:
72 | 50 0.11
Clear
Actual:
68 | 42 0.00
Average:
71 | 50 0.11
Clear
Actual:
55 | 36 0.01
Average:
71 | 50 0.11
Clear
Actual:
63 | 32 0.00
Average:
70 | 49 0.11
Clear
Actual:
70 | 39 0.00
Average:
70 | 49 0.12
Clear
Actual:
75 | 40 0.00
Average:
70 | 48 0.12
Clear
Actual:
77 | 45 0.00
Average:
69 | 48 0.12
Clear
Actual:
74 | 50 0.01
Average:
69 | 47 0.12
Clear
Actual:
63 | 47 0.59
Average:
68 | 47 0.13
Clear
Actual:
50 | 45 0.00
Average:
68 | 46 0.14
Clear
Actual:
56 | 46 0.00
Average:
67 | 46 0.12
Clear
Actual:
58 | 44 0.00
Average:
67 | 45 0.13
Clear
Actual:
61 | 45 0.00
Average:
66 | 45 0.13
Clear
Actual:
70 | 47 0.00
Average:
66 | 44 0.12
Clear
Actual:
73 | 45 0.00
Average:
66 | 44 0.13
Clear
Actual:
72 | 45 0.00
Average:
65 | 43 0.13
Clear
Actual:
72 | 42 0.00
Average:
65 | 43 0.12
 

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
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 83 75 66 68 65 60 100 74 47 29.84 29.81 29.75 - - - - - - 0.02  
2 79 72 65 68 67 64 100 86 71 29.83 29.74 29.66 - - - - - - 0.29  
3 73 67 61 63 61 58 100 84 68 29.77 29.72 29.67 - - - - - - 0.00  
4 74 66 58 59 55 48 100 72 44 29.89 29.83 29.78 - - - - - - 0.12  
5 63 52 41 58 43 33 93 64 34 30.16 30.00 29.86 - - - - - - 0.00  
6 67 53 38 47 40 36 100 66 32 30.27 30.16 30.06 - - - - - - 0.00  
7 71 58 45 55 49 43 100 72 44 30.06 29.93 29.80 - - - - - - 0.00  
8 60 50 40 55 45 37 100 72 44 30.09 29.88 29.73 - - - - - - 0.12  
9 67 52 37 49 42 37 100 71 42 30.22 30.13 30.06 - - - - - - 0.00  
10 68 57 45 64 54 43 100 91 81 30.09 30.03 29.99 - - - - - - 0.25  
11 90 78 66 71 68 64 100 74 47 30.00 29.94 29.86 - - - - - - 0.03  
12 78 72 65 70 66 64 100 87 74 29.88 29.75 29.61 - - - - - - 0.71  
13 65 60 54 64 57 50 100 90 80 29.80 29.68 29.58 - - - - - - 1.41  
14 60 53 46 51 49 47 100 81 62 30.08 29.93 29.80 - - - - - - 0.09  
15 68 55 42 54 47 42 100 73 45 30.14 30.07 30.01 - - - - - - 0.00  
16 55 46 36 52 43 33 93 72 50 30.32 30.11 29.99 - - - - - - 0.01  
17 63 48 32 45 37 32 100 68 36 30.46 30.38 30.32 - - - - - - 0.00  
18 70 55 39 50 43 39 100 69 37 30.33 30.23 30.12 - - - - - - 0.00  
19 75 58 40 53 46 40 100 68 36 30.17 30.10 30.01 - - - - - - 0.00  
20 77 61 45 56 51 45 100 70 40 30.11 30.02 29.93 - - - - - - 0.00  
21 74 62 50 61 54 49 100 72 44 29.94 29.76 29.59 - - - - - - 0.01  
22 63 55 47 61 51 41 97 79 61 29.84 29.66 29.50 - - - - - - 0.59  
23 50 48 45 42 38 36 86 76 65 30.01 29.96 29.85 - - - - - - 0.00  
24 56 51 46 46 40 36 93 72 51 29.99 29.93 29.87 - - - - - - 0.00  
25 58 51 44 46 45 43 93 75 57 30.01 29.94 29.90 - - - - - - 0.00  
26 61 53 45 48 46 44 100 78 55 30.16 30.09 30.01 - - - - - - 0.00  
27 70 59 47 52 48 47 93 69 45 30.29 30.22 30.16 - - - - - - 0.00  
28 73 59 45 53 48 44 100 72 44 30.38 30.30 30.24 - - - - - - 0.00  
29 72 59 45 51 48 45 100 72 44 30.25 30.16 30.06 - - - - - - 0.00  
30 72 57 42 49 45 43 100 69 38 30.12 30.04 29.95 - - - - - - 0.00