Weather History for Allentown, PA

Change the Weather History Date:

Week of April 14, 2013 through April 20, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 77 °F 65 °F 56 °F
Mean Temperature 64 °F 56 °F 47 °F
Min Temperature 51 °F 46 °F 38 °F
Degree Days  
Heating Degree Days (base 65) 18 9 1 64
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 14 6 0 42
Dew Point  
Dew Point 63 °F 42 °F 23 °F
Precipitation  
Precipitation 1.07 in 0.21 in 0.00 in 1.29 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 25 mph 9 mph 0 mph
Gust Wind 35 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.35 in 30.12 in 29.57 in

Weekly Weather History Graph

Weekly Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Apr. 20, 2013 Rise Set
Actual Time 6:15 AM EDT 7:46 PM EDT
Civil Twilight 5:46 AM EDT 8:15 PM EDT
Nautical Twilight 5:12 AM EDT 8:50 PM EDT
Astronomical Twilight 4:35 AM EDT 9:27 PM EDT
Moon 2:26 PM EDT (4/20) 3:05 AM EDT (4/20)
Length of Visible Light 14h 28m
Length of Day
13h 31m
Waxing Gibbous, 71% of the Moon is Illuminated
Apr 20
Waxing Gibbous
Apr 25
Full
May 2
Last Quarter
May 9
New
May 18
First Quarter

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Apr high avg low high avg low high avg low high avg low high avg low high avg high sum  
14 60 50 39 36 32 26 85 59 33 30.19 30.08 29.98 10 10 9 18 9 26 0.00  
15 62 54 45 41 35 29 59 51 42 30.35 30.28 30.19 10 10 10 13 8 18 T  
16 70 60 49 55 48 39 78 68 57 30.34 30.26 30.12 10 10 7 21 9 28 0.01 Rain
17 71 61 51 57 43 29 86 55 24 30.28 30.19 30.11 10 10 6 13 5 17 0.02 Rain
18 61 55 49 56 49 40 93 76 59 30.30 30.20 30.05 10 9 2 16 7 22 0.16 Rain
19 77 64 50 63 59 46 93 77 60 30.04 29.81 29.57 10 8 2 25 12 35 1.07 Rain
20 56 47 38 46 31 23 86 59 32 30.35 30.02 29.77 10 10 5 23 12 35 0.03 Rain