History for Reading, PA

Tuesday, December 4, 2012 — View Current Conditions
Tuesday, December 4, 2012
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 59 °F 37 °F  
Max Temperature 68 °F 45 °F 74 °F (1998)
Min Temperature 49 °F 29 °F 12 °F (1940)
Degree Days
Heating Degree Days 6 28  
Month to date heating degree days 65 109  
Since 1 July heating degree days 1116 1176  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1281 896  
Growing Degree Days 8 (Base 50)    
Moisture
Dew Point 51 °F    
Average Humidity 80    
Maximum Humidity 100    
Minimum Humidity 59    
Precipitation
Precipitation 0.05 in 0.12 in 1.85 in (1990)
Month to date precipitation 0.06 0.47  
Year to date precipitation 35.98 40.45  
Sea Level Pressure
Sea Level Pressure 30.15 in    
Wind
Wind Speed 2 mph (SSE)    
Max Wind Speed 14 mph    
Max Gust Speed 17 mph    
Visibility 7 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
Daily Graph
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Local Photos
Fading December Sunlight
Filtering into a trail in Princeton Institute woods.
Drama Queen
Who needs the grass when there is splendor in the sky?
A sunset of a different color
Beech Woodland
In Princeton Institute Woods. The young Beeches hold on to their dried leaves well into Winter.
Beech Woodland
In Princeton Institute Woods. The young Beeches hold on to their dried leaves well into Winter.
Fading December Sunlight
In Princeton Institute Woods and preserved croplands.
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Astronomy
May. 18, 2013 Rise Set
Actual Time 7:10 AM EST 4:37 PM EST
Civil Twilight 6:40 AM EST 5:07 PM EST
Nautical Twilight 6:06 AM EST 5:41 PM EST
Astronomical Twilight 5:33 AM EST 6:14 PM EST
Moon 10:23 PM EST (12/4) 11:03 AM EST (12/4)
Length Of Visible Light 10h 27m
Length of Day
9h 26m
Waning Gibbous, 69% of the Moon is Illuminated
Dec 4
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 20
First Quarter
Dec 28
Full
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Hourly Observations
Time (EST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 53.1 °F 50.0 °F 89% 30.24 in 6.0 mi Calm Calm - N/A   Overcast
1:54 AM 52.0 °F 50.0 °F 93% 30.24 in 5.0 mi NE 3.5 mph - 0.02 in Rain Light Rain
2:54 AM 52.0 °F 50.0 °F 93% 30.24 in 6.0 mi Calm Calm - 0.00 in Rain Light Rain
3:54 AM 51.1 °F 50.0 °F 96% 30.23 in 6.0 mi Calm Calm - 0.02 in   Overcast
4:54 AM 51.1 °F 50.0 °F 96% 30.23 in 4.0 mi Calm Calm - 0.01 in   Overcast
5:54 AM 50.0 °F 48.9 °F 96% 30.23 in 4.0 mi North 3.5 mph - N/A   Overcast
7:44 AM 48.2 °F 48.2 °F 100% 30.22 in 3.0 mi Calm Calm - N/A   Mostly Cloudy
7:54 AM 48.9 °F 48.0 °F 97% 30.24 in 2.5 mi North 3.5 mph - N/A   Mostly Cloudy
8:54 AM 50.0 °F 50.0 °F 100% 30.25 in 2.5 mi Calm Calm - N/A   Mostly Cloudy
9:13 AM 51.8 °F 50.0 °F 94% 30.23 in 3.0 mi Calm Calm - N/A   Scattered Clouds
9:54 AM 55.0 °F 52.0 °F 89% 30.25 in 3.0 mi Variable 3.5 mph - N/A   Clear
10:54 AM 57.9 °F 53.1 °F 84% 30.22 in 5.0 mi Calm Calm - N/A   Haze
11:54 AM 62.1 °F 54.0 °F 75% 30.19 in 6.0 mi Calm Calm - N/A   Haze
1:54 PM 66.9 °F 55.0 °F 66% 30.12 in 10.0 mi Calm Calm - N/A   Scattered Clouds
2:54 PM 68.0 °F 54.0 °F 61% 30.10 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
3:54 PM 66.0 °F 54.0 °F 65% 30.09 in 10.0 mi SSE 5.8 mph - N/A   Partly Cloudy
4:54 PM 63.0 °F 52.0 °F 67% 30.09 in 10.0 mi South 6.9 mph - N/A   Clear
5:54 PM 61.0 °F 52.0 °F 72% 30.08 in 10.0 mi South 3.5 mph - N/A   Clear
6:54 PM 60.1 °F 52.0 °F 75% 30.07 in 10.0 mi Calm Calm - N/A   Clear
7:54 PM 57.9 °F 51.1 °F 78% 30.05 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:54 PM 61.0 °F 52.0 °F 72% 30.03 in 10.0 mi South 8.1 mph - N/A   Overcast
9:54 PM 61.0 °F 52.0 °F 72% 30.01 in 10.0 mi South 5.8 mph - N/A   Overcast
10:54 PM 62.1 °F 51.1 °F 67% 29.98 in 10.0 mi South 9.2 mph - N/A   Overcast
11:54 PM 59.0 °F 51.1 °F 75% 29.97 in 10.0 mi Calm Calm - N/A   Overcast
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