Boston, MA

5:26 AM EDT on June 19, 2018 (GMT -0400)
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Weather History for KBOS - December, 2003

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Sunday, December 14, 2003

  Actual Average Record
Temperature  
Mean Temperature 27 °F 35 °F  
Max Temperature 37 °F 42 °F 66 °F (1881)
Min Temperature 17 °F 29 °F 0 °F (1898)
Degree Days  
Heating Degree Days 38 30  
Month to date heating degree days 385  
Since 1 July heating degree days 1440  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 747  
Moisture  
Dew Point 22 °F    
Average Humidity 76    
Maximum Humidity 97    
Minimum Humidity 42    
Precipitation  
Precipitation 0.63 in 0.12 in 1.99 in (2002)
Month to date precipitation 1.80  
Year to date precipitation 41.79  
Snow  
Snow 0.00 in 0.30 in 6.50 in (1995)
Month to date snowfall 3.2  
Since 1 July snowfall 4.5  
Snow Depth 2.00 in    
Sea Level Pressure  
Sea Level Pressure 30.22 in    
Wind  
Wind Speed 15 mph (ENE)    
Max Wind Speed 34 mph    
Max Gust Speed 44 mph    
Visibility 5 miles    
Events Fog , Rain , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Dec. 14, 2003 Rise Set
Actual Time 7:05 AM EST 4:11 PM EST
Civil Twilight 6:33 AM EST 4:43 PM EST
Nautical Twilight 5:57 AM EST 5:19 PM EST
Astronomical Twilight 5:23 AM EST 5:53 PM EST
Moon 9:40 PM EST (12/14) 11:22 AM EST (12/14)
Length of Visible Light 10h 10m
Length of Day
9h 06m
Waning Gibbous, 71% of the Moon is Illuminated
Dec 14
Waning Gibbous
Dec 16
Last Quarter
Dec 23
New
Dec 30
First Quarter
Jan 7
Full

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 19.0 °F 12.3 °F -0.9 °F 42% 30.51 in 10.0 mi NNW 4.6 mph - N/A   Scattered Clouds
1:54 AM 19.0 °F 8.2 °F -0.0 °F 43% 30.52 in 10.0 mi NW 9.2 mph - N/A   Mostly Cloudy
2:54 AM 18.0 °F 8.7 °F -0.0 °F 45% 30.52 in 10.0 mi NNW 6.9 mph - N/A   Mostly Cloudy
3:54 AM 17.1 °F 5.0 °F -0.0 °F 47% 30.51 in 10.0 mi NNW 10.4 mph - N/A   Mostly Cloudy
4:54 AM 17.1 °F 6.6 °F -0.0 °F 47% 30.48 in 10.0 mi NNW 8.1 mph - N/A   Overcast
5:54 AM 17.1 °F 7.6 °F -0.0 °F 47% 30.49 in 10.0 mi NNW 6.9 mph - N/A   Overcast
6:54 AM 17.1 °F 8.7 °F 1.0 °F 50% 30.51 in 10.0 mi NNW 5.8 mph - N/A   Overcast
7:54 AM 18.0 °F 7.7 °F 1.0 °F 48% 30.50 in 10.0 mi NNW 8.1 mph - N/A   Overcast
8:54 AM 19.0 °F 9.0 °F 5.0 °F 54% 30.52 in 10.0 mi NW 8.1 mph - N/A   Overcast
9:54 AM 21.0 °F 13.4 °F 7.0 °F 55% 30.49 in 10.0 mi NNW 5.8 mph - N/A   Overcast
10:54 AM 23.0 °F 14.7 °F 10.9 °F 60% 30.45 in 10.0 mi North 6.9 mph - N/A   Overcast
11:54 AM 25.0 °F 16.3 °F 14.0 °F 63% 30.41 in 10.0 mi North 8.1 mph - N/A   Overcast
12:44 PM 26.6 °F 19.1 °F 15.8 °F 64% 30.36 in 10.0 mi North 6.9 mph - N/A   Mostly Cloudy
12:54 PM 28.0 °F 22.8 °F 17.1 °F 63% 30.37 in 10.0 mi NW 4.6 mph - N/A   Overcast
1:54 PM 32.0 °F 21.6 °F 21.9 °F 66% 30.33 in 10.0 mi ESE 15.0 mph - N/A   Overcast
2:54 PM 32.0 °F 21.2 °F 23.0 °F 69% 30.31 in 10.0 mi East 16.1 mph - N/A   Overcast
3:54 PM 33.1 °F 21.2 °F 25.0 °F 72% 30.27 in 5.0 mi East 20.7 mph - 0.00 in Snow Light Snow
4:09 PM 32.0 °F 19.5 °F 26.6 °F 80% 30.28 in 1.5 mi East 21.9 mph 27.6 mph 0.00 in Snow Light Snow
4:19 PM 32.0 °F 19.8 °F 26.6 °F 80% 30.28 in 0.8 mi East 20.7 mph - 0.00 in Snow Light Snow
4:26 PM 30.2 °F 17.8 °F 26.6 °F 86% 30.27 in 0.8 mi East 19.6 mph - 0.00 in Snow Light Snow
4:46 PM 30.2 °F 17.1 °F 28.4 °F 93% 30.25 in 0.5 mi ESE 21.9 mph - 0.00 in Fog , Snow Snow
4:54 PM 30.9 °F 17.8 °F 28.9 °F 92% 30.25 in 0.5 mi East 23.0 mph - 0.01 in Fog , Snow Snow
5:17 PM 30.2 °F 16.8 °F 28.4 °F 93% 30.22 in 0.5 mi East 23.0 mph - 0.00 in Fog , Snow Snow
5:54 PM 32.0 °F 18.9 °F 30.0 °F 92% 30.20 in 0.5 mi East 24.2 mph - 0.04 in Fog , Snow Snow
6:46 PM 32.0 °F 18.6 °F 30.2 °F 93% 30.14 in 0.5 mi East 25.3 mph - 0.04 in Fog , Snow Light Snow
6:54 PM 33.1 °F 19.6 °F 30.9 °F 92% 30.14 in 0.5 mi East 27.6 mph 32.2 mph 0.04 in Fog , Snow Light Snow
7:54 PM 33.1 °F 19.3 °F 30.9 °F 92% 30.04 in 0.8 mi East 28.8 mph 43.7 mph 0.05 in Snow Light Snow
8:09 PM 33.8 °F 19.6 °F 32.0 °F 93% 30.03 in 1.5 mi East 32.2 mph 38.0 mph 0.00 in Snow Light Snow
8:22 PM 33.8 °F 19.2 °F 32.0 °F 93% 30.02 in 2.5 mi East 34.5 mph - 0.00 in Rain Light Rain
8:29 PM 33.8 °F 19.9 °F 32.0 °F 93% 30.01 in 2.5 mi East 31.1 mph 36.8 mph 0.00 in Rain Light Rain
8:36 PM 33.8 °F 19.9 °F 32.0 °F 93% 30.01 in 2.5 mi East 31.1 mph 36.8 mph 0.00 in Rain Light Rain
8:45 PM 33.8 °F 19.4 °F 32.0 °F 93% 30.00 in 2.5 mi East 33.4 mph 39.1 mph 0.01 in Rain Rain
8:54 PM 34.0 °F 19.7 °F 32.0 °F 92% 29.98 in 2.5 mi East 33.4 mph 39.1 mph 0.01 in Rain Rain
9:37 PM 35.6 °F 22.3 °F 33.8 °F 93% 29.93 in 2.5 mi East 31.1 mph 35.7 mph 0.06 in Rain , Snow Rain
9:44 PM 35.6 °F 23.2 °F 33.8 °F 93% 29.93 in 2.5 mi East 26.5 mph 35.7 mph 0.06 in Rain Rain
9:54 PM 36.0 °F 23.2 °F 34.0 °F 93% 29.91 in 2.5 mi East 28.8 mph 35.7 mph 0.08 in Rain Rain
10:54 PM 37.0 °F 24.7 °F 36.0 °F 96% 29.86 in 2.5 mi East 28.8 mph 34.5 mph 0.14 in Rain Rain
11:21 PM 37.4 °F 25.0 °F 35.6 °F 93% 29.83 in 2.5 mi East 29.9 mph 34.5 mph 0.15 in Rain Rain
11:33 PM 37.4 °F 24.8 °F 35.6 °F 93% 29.78 in 2.5 mi East 31.1 mph 36.8 mph 0.18 in Rain Heavy Rain
11:54 PM 37.9 °F 25.1 °F 37.0 °F 97% 29.73 in 2.5 mi East 33.4 mph 39.1 mph 0.26 in Rain Rain