Great Falls, MT
on Monday, May 12, 2008

Monday
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Daily Summary
 ActualAverageRecord
Temperature
Mean Temperature - 50 °F / 10 °C  
Max Temperature 55 °F / 12 °C 64 °F / 17 °C 90 °F / 32 °C (2001)
Min Temperature 33 °F / 0 °C 37 °F / 2 °C 22 °F / -5 °C (1943)
Degree Days
Heating Degree Days 21 14  
Month to date heating degree days 216 189  
Since 1 July heating degree days 7227 7424  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 1  
Moisture
Dew Point 30 °F / -1 °C   
Average Humidity 69    
Maximum Humidity 92    
Minimum Humidity 46    
Precipitation
Precipitation 0.27 in / 0.69 cm 0.08 in / 0.20 cm 1.40 in / 3.56 cm (1900)
Month to date precipitation 0.41 0.88  
Year to date precipitation 3.54 4.48  
Snow
Snow 0.20 in / 0.51 cm 0.10 in / 0.25 cm 3.60 in / 9.14 cm (2000)
Month to date snowfall 0.2 1.2  
Since 1 July snowfall 63.4 59.8  
Snow Depth 0.00 in / 0.00 cm   
Wind
Wind Speed 12 mph / 19 km/h   
Max Wind Speed 32 mph / 52 km/h   
Max Gust Speed 39 mph / 63 km/h   
Visibility 8 miles / 14 kilometers   
Events Rain , Snow   
Key: T is trace of precipitation, MM is missing value
Source: NWS Daily Summary
Time(MDT)TemperatureDew PointHumidity Pressure Visibility Wind DirectionWind SpeedGust SpeedPrecipitationEvents Conditions
12:53 AM 37.9 °F / 3.3 °C 24.1 °F / -4.4 °C 57% 29.75 in / 1007.4 hPa 10.0 miles / 16.1 kilometers West 5.8 mph / 9.3 km/h - N/A   Overcast
1:53 AM 37.9 °F / 3.3 °C 25.0 °F / -3.9 °C 60% 29.78 in / 1008.4 hPa 10.0 miles / 16.1 kilometers WSW 3.5 mph / 5.6 km/h - N/A   Overcast
2:53 AM 37.9 °F / 3.3 °C 24.1 °F / -4.4 °C 57% 29.79 in / 1008.8 hPa 10.0 miles / 16.1 kilometers Calm Calm - N/A   Overcast
3:53 AM 36.0 °F / 2.2 °C 24.1 °F / -4.4 °C 62% 29.81 in / 1009.2 hPa 10.0 miles / 16.1 kilometers NW 5.8 mph / 9.3 km/h - N/A   Partly Cloudy
4:53 AM 37.0 °F / 2.8 °C 32.0 °F / 0.0 °C 82% 29.82 in / 1009.6 hPa 10.0 miles / 16.1 kilometers NW 10.4 mph / 16.7 km/h - N/A   Overcast
5:53 AM 37.0 °F / 2.8 °C 33.1 °F / 0.6 °C 86% 29.82 in / 1009.8 hPa 10.0 miles / 16.1 kilometers WNW 10.4 mph / 16.7 km/h - N/A   Mostly Cloudy
6:37 AM 37.4 °F / 3.0 °C 33.8 °F / 1.0 °C 87% 29.81 in / 1009.4 hPa 10.0 miles / 16.1 kilometers WNW 12.7 mph / 20.4 km/h - 0.00 in / 0.0 cm Rain Light Rain
6:46 AM 37.4 °F / 3.0 °C 33.8 °F / 1.0 °C 87% 29.81 in / 1009.4 hPa 10.0 miles / 16.1 kilometers WNW 10.4 mph / 16.7 km/h - 0.01 in / 0.0 cm Rain Light Rain
6:53 AM 37.0 °F / 2.8 °C 35.1 °F / 1.7 °C 93% 29.85 in / 1010.6 hPa 10.0 miles / 16.1 kilometers WNW 10.4 mph / 16.7 km/h - 0.01 in / 0.0 cm Rain Light Rain
7:15 AM 33.8 °F / 1.0 °C 32.0 °F / 0.0 °C 93% 29.82 in / 1009.7 hPa 4.0 miles / 6.4 kilometers WNW 11.5 mph / 18.5 km/h - 0.03 in / 0.1 cm Snow Light Snow
7:53 AM 35.1 °F / 1.7 °C 33.1 °F / 0.6 °C 92% 29.86 in / 1011.1 hPa 5.0 miles / 8.0 kilometers West 15.0 mph / 24.1 km/h - 0.09 in / 0.2 cm Rain Light Rain
8:12 AM 33.8 °F / 1.0 °C 32.0 °F / 0.0 °C 93% 29.82 in / 1009.7 hPa 1.8 miles / 2.8 kilometers West 15.0 mph / 24.1 km/h - 0.02 in / 0.1 cm Snow Light Snow
8:18 AM 33.8 °F / 1.0 °C 32.0 °F / 0.0 °C 93% 29.82 in / 1009.7 hPa 1.0 miles / 1.6 kilometers West 15.0 mph / 24.1 km/h - 0.04 in / 0.1 cm Snow Light Snow
8:29 AM 33.8 °F / 1.0 °C 32.0 °F / 0.0 °C 93% 29.82 in / 1009.7 hPa 1.5 miles / 2.4 kilometers West 13.8 mph / 22.2 km/h - 0.08 in / 0.2 cm Snow Light Snow
8:35 AM 33.8 °F / 1.0 °C 32.0 °F / 0.0 °C 93% 29.83 in / 1010.0 hPa 3.0 miles / 4.8 kilometers West 16.1 mph / 25.9 km/h - 0.09 in / 0.2 cm Snow Light Snow
8:43 AM 33.8 °F / 1.0 °C 32.0 °F / 0.0 °C 93% 29.83 in / 1010.0 hPa 3.0 miles / 4.8 kilometers West 12.7 mph / 20.4 km/h - 0.10 in / 0.3 cm Snow Light Snow
8:53 AM 33.1 °F / 0.6 °C 32.0 °F / 0.0 °C 96% 29.89 in / 1012.2 hPa 4.0 miles / 6.4 kilometers WSW 13.8 mph / 22.2 km/h - 0.11 in / 0.3 cm Snow Light Snow
9:12 AM 33.8 °F / 1.0 °C 33.8 °F / 1.0 °C 100% 29.83 in / 1010.0 hPa 10.0 miles / 16.1 kilometers West 11.5 mph / 18.5 km/h - 0.00 in / 0.0 cm   Overcast
9:19 AM 35.6 °F / 2.0 °C 33.8 °F / 1.0 °C 93% 29.83 in / 1010.0 hPa 10.0 miles / 16.1 kilometers West 15.0 mph / 24.1 km/h - 0.00 in / 0.0 cm Rain Light Rain
9:53 AM 37.9 °F / 3.3 °C 35.1 °F / 1.7 °C 89% 29.90 in / 1012.5 hPa 10.0 miles / 16.1 kilometers West 15.0 mph / 24.1 km/h - 0.00 in / 0.0 cm   Overcast
10:12 AM 39.2 °F / 4.0 °C 37.4 °F / 3.0 °C 93% 29.84 in / 1010.4 hPa 10.0 miles / 16.1 kilometers WNW 11.5 mph / 18.5 km/h - N/A   Overcast
10:53 AM 42.1 °F / 5.6 °C 39.0 °F / 3.9 °C 89% 29.91 in / 1012.9 hPa 9.0 miles / 14.5 kilometers WNW 12.7 mph / 20.4 km/h - N/A   Mostly Cloudy
11:53 AM 46.0 °F / 7.8 °C 39.9 °F / 4.4 °C 79% 29.92 in / 1013.1 hPa 10.0 miles / 16.1 kilometers North 19.6 mph / 31.5 km/h 24.2 mph / 38.9 km/h 0.00 in / 0.0 cm   Mostly Cloudy
12:23 PM 48.2 °F / 9.0 °C 39.2 °F / 4.0 °C 71% 29.87 in / 1011.4 hPa 10.0 miles / 16.1 kilometers North 18.4 mph / 29.6 km/h 25.3 mph / 40.7 km/h N/A   Mostly Cloudy
12:53 PM 50.0 °F / 10.0 °C 37.0 °F / 2.8 °C 61% 29.91 in / 1012.9 hPa 10.0 miles / 16.1 kilometers North 19.6 mph / 31.5 km/h - N/A   Mostly Cloudy
1:53 PM 51.1 °F / 10.6 °C 39.0 °F / 3.9 °C 63% 29.92 in / 1013.0 hPa 10.0 miles / 16.1 kilometers NNE 12.7 mph / 20.4 km/h - 0.01 in / 0.0 cm   Scattered Clouds
2:53 PM 53.1 °F / 11.7 °C 33.1 °F / 0.6 °C 47% 29.92 in / 1013.2 hPa 10.0 miles / 16.1 kilometers North 20.7 mph / 33.3 km/h - N/A   Mostly Cloudy
3:53 PM 51.1 °F / 10.6 °C 32.0 °F / 0.0 °C 48% 29.95 in / 1014.0 hPa 10.0 miles / 16.1 kilometers NW 17.3 mph / 27.8 km/h - N/A   Scattered Clouds
4:53 PM 48.0 °F / 8.9 °C 37.0 °F / 2.8 °C 66% 29.97 in / 1014.9 hPa 10.0 miles / 16.1 kilometers NW 29.9 mph / 48.2 km/h 38.0 mph / 61.1 km/h 0.00 in / 0.0 cm   Mostly Cloudy
5:53 PM 46.9 °F / 8.3 °C 36.0 °F / 2.2 °C 66% 30.01 in / 1016.3 hPa 10.0 miles / 16.1 kilometers WNW 16.1 mph / 25.9 km/h 24.2 mph / 38.9 km/h N/A   Mostly Cloudy
6:22 PM 44.6 °F / 7.0 °C 35.6 °F / 2.0 °C 71% 29.98 in / 1015.1 hPa 10.0 miles / 16.1 kilometers NNW 23.0 mph / 37.0 km/h 29.9 mph / 48.2 km/h 0.00 in / 0.0 cm   Overcast
6:53 PM 42.1 °F / 5.6 °C 37.0 °F / 2.8 °C 82% 30.06 in / 1017.9 hPa 10.0 miles / 16.1 kilometers NNW 10.4 mph / 16.7 km/h - 0.00 in / 0.0 cm Rain Light Rain
7:53 PM 45.0 °F / 7.2 °C 36.0 °F / 2.2 °C 71% 30.07 in / 1018.3 hPa 10.0 miles / 16.1 kilometers NW 5.8 mph / 9.3 km/h - 0.01 in / 0.0 cm   Scattered Clouds
8:53 PM 41.0 °F / 5.0 °C 36.0 °F / 2.2 °C 82% 30.11 in / 1019.5 hPa 10.0 miles / 16.1 kilometers West 5.8 mph / 9.3 km/h - N/A   Scattered Clouds
9:53 PM 37.0 °F / 2.8 °C 34.0 °F / 1.1 °C 89% 30.12 in / 1019.9 hPa 10.0 miles / 16.1 kilometers West 6.9 mph / 11.1 km/h - N/A   Clear
10:53 PM 37.0 °F / 2.8 °C 35.1 °F / 1.7 °C 93% 30.12 in / 1019.9 hPa 10.0 miles / 16.1 kilometers SW 8.1 mph / 13.0 km/h - N/A   Partly Cloudy
11:53 PM 36.0 °F / 2.2 °C 34.0 °F / 1.1 °C 93% 30.11 in / 1019.5 hPa 10.0 miles / 16.1 kilometers SSW 9.2 mph / 14.8 km/h - N/A   Partly Cloudy

Astronomy

Sunrise: 05:51 AM (MDT) Moon Rise: 01:23 PM (MDT) 5 / 12
Sunset: 08:52 PM (MDT) Moon Set: 02:49 AM (MDT) 5 / 12
Moon Phase
May. 12 May. 19 May. 27 Jun. 03 Jun. 10

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