Weather History for Sidney-Richland, MT

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 96 °F 76 °F 53 °F
Mean Temperature 80 °F 62 °F 47 °F
Min Temperature 66 °F 49 °F 32 °F
Degree Days  
Heating Degree Days (base 65) 18 5 0 152
Cooling Degree Days (base 65) 15 2 0 73
Growing Degree Days (base 50) 30 13 0 382
Dew Point  
Dew Point 70 °F 49 °F 30 °F
Precipitation  
Precipitation 0.19 in 0.02 in 0.00 in 0.59 in
Snowdepth - - - -
Wind  
Wind 28 mph 6 mph 0 mph
Gust Wind 45 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.38 in 29.90 in 29.45 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 12, 2013 Rise Set
Actual Time 6:30 AM MDT 7:14 PM MDT
Civil Twilight 5:59 AM MDT 7:45 PM MDT
Nautical Twilight 5:21 AM MDT 8:22 PM MDT
Astronomical Twilight 4:42 AM MDT 9:01 PM MDT
Moon 2:28 PM MDT (9/12) 11:44 PM MDT (9/12)
Length of Visible Light 13h 46m
Length of Day
12h 44m
Waxing Crescent, 51% of the Moon is Illuminated
Sep 12
Waxing Crescent
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter

Weather History Calendar

Precipitation Actual month total 0.59 Average Month Total: 1.31
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Scattered Clouds
Actual:
78 | 55 0.00
Average:
79 | 47 0.06
Clear
Actual:
91 | 51 0.00
Average:
79 | 50 0.06
Clear
Actual:
96 | 64 0.00
Average:
79 | 48 0.07
Scattered Clouds
Actual:
84 | 62 0.00
Average:
80 | 47 0.02
Clear
Actual:
96 | 64 0.00
Average:
80 | 48 0.09
Thunderstorm
Actual:
93 | 66 0.03
Average:
80 | 47 0.00
Thunderstorm
Actual:
73 | 62 0.12
Average:
78 | 47 0.01
Partly Cloudy
Actual:
71 | 60 0.00
Average:
77 | 46 0.14
Partly Cloudy
Actual:
77 | 55 0.02
Average:
78 | 45 0.03
Clear
Actual:
82 | 51 0.00
Average:
76 | 45 0.03
Scattered Clouds
Actual:
80 | 51 0.00
Average:
75 | 46 0.05
Clear
Actual:
75 | 42 0.00
Average:
73 | 45 0.07
Clear
Actual:
86 | 51 0.00
Average:
71 | 42 0.02
Scattered Clouds
Actual:
80 | 51 0.00
Average:
71 | 41 0.01
Scattered Clouds
Actual:
71 | 44 0.00
Average:
73 | 42 0.09
Clear
Actual:
80 | 48 0.00
Average:
73 | 43 0.01
Thunderstorm
Actual:
87 | 51 0.19
Average:
72 | 43 0.03
Partly Cloudy
Actual:
66 | 55 0.08
Average:
70 | 42 0.10
Partly Cloudy
Actual:
55 | 39 0.00
Average:
69 | 41 0.10
Clear
Actual:
69 | 32 0.00
Average:
67 | 40 0.03
Clear
Actual:
80 | 37 0.00
Average:
68 | 39 0.04
Clear
Actual:
69 | 46 0.00
Average:
68 | 39 0.01
Scattered Clouds
Actual:
71 | 46 0.00
Average:
68 | 37 0.04
Clear
Actual:
73 | 37 0.00
Average:
70 | 39 0.02
Scattered Clouds
Actual:
66 | 50 0.12
Average:
70 | 39 0.05
Mostly Cloudy
Actual:
53 | 42 0.00
Average:
68 | 39 0.01
Partly Cloudy
Actual:
53 | 39 0.00
Average:
68 | 38 0.04
Partly Cloudy
Actual:
64 | 35 0.00
Average:
68 | 39 0.04
Scattered Clouds
Actual:
78 | 42 0.00
Average:
68 | 37 0.02
Partly Cloudy
Actual:
75 | 41 0.03
Average:
68 | 39 0.02
 

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 78 66 55 57 55 54 94 72 44 30.15 30.09 30.04 10 10 8 13 6 - 0.00  
2 91 71 51 61 55 46 88 59 29 30.05 29.98 29.91 10 10 7 9 4 - 0.00  
3 96 80 64 64 58 54 78 57 23 30.06 29.97 29.92 10 10 8 10 2 - 0.00  
4 84 73 62 64 60 55 88 64 45 30.15 30.11 30.06 10 10 7 13 7 18 0.00  
5 96 80 64 68 62 55 83 61 34 30.10 30.02 29.92 10 10 8 10 4 - 0.00  
6 93 80 66 70 64 61 88 63 34 30.00 29.96 29.92 10 10 7 17 4 22 0.03 Thunderstorm
7 73 68 62 64 61 57 88 79 61 30.11 30.06 29.99 10 10 2 21 9 26 0.12 Thunderstorm
8 71 66 60 63 59 55 88 81 69 30.05 29.94 29.81 10 10 6 9 5 - 0.00  
9 77 66 55 61 56 52 94 74 44 29.93 29.83 29.79 10 10 5 22 8 28 0.02  
10 82 66 51 59 51 46 94 65 30 30.09 30.01 29.93 10 10 8 20 5 25 0.00  
11 80 66 51 54 46 41 82 54 26 30.32 30.21 30.10 10 10 4 14 3 16 0.00  
12 75 58 42 48 43 37 87 63 36 30.38 30.30 30.17 10 10 9 8 4 - 0.00  
13 86 68 51 57 52 45 82 59 35 30.16 29.97 29.80 10 10 10 20 7 25 0.00  
14 80 66 51 61 55 46 88 69 46 30.15 29.90 29.77 10 10 10 23 4 26 0.00  
15 71 58 44 48 44 39 93 66 35 30.32 30.25 30.15 10 10 10 13 6 16 0.00  
16 80 64 48 55 51 43 94 65 42 30.18 29.97 29.80 10 10 10 23 10 29 0.00  
17 87 69 51 61 55 46 94 66 35 29.79 29.71 29.60 10 10 5 26 6 45 0.19 Thunderstorm
18 66 62 55 61 56 46 94 83 60 29.81 29.67 29.60 10 10 7 22 4 30 0.08  
19 55 47 39 46 41 34 87 75 62 30.11 30.01 29.81 10 10 5 21 10 26 0.00  
20 69 50 32 48 37 30 93 66 31 30.10 30.04 29.91 10 10 5 8 3 - 0.00  
21 80 58 37 52 43 34 87 58 34 29.91 29.75 29.61 10 10 10 16 6 20 0.00  
22 69 58 46 54 48 43 88 70 49 29.61 29.53 29.49 10 10 10 12 4 18 0.00  
23 71 58 46 50 44 34 82 59 31 29.85 29.68 29.52 10 10 10 17 8 21 0.00  
24 73 55 37 43 39 34 87 55 27 29.96 29.86 29.65 10 10 10 12 4 - 0.00  
25 66 58 50 48 45 39 88 63 45 29.69 29.63 29.58 10 10 5 16 9 22 0.12  
26 53 48 42 48 43 37 93 76 58 29.96 29.76 29.62 10 10 7 22 9 28 0.00  
27 53 47 39 41 36 32 87 65 44 29.97 29.90 29.83 10 10 10 12 7 - 0.00  
28 64 50 35 41 35 30 93 65 32 29.84 29.79 29.74 10 10 10 22 8 26 0.00  
29 78 60 42 45 37 30 81 49 24 29.73 29.60 29.50 10 10 10 24 11 30 0.00  
30 75 58 41 48 40 36 81 61 31 29.68 29.57 29.45 10 10 10 28 8 37 0.03