Weather History for Allentown, PA

Change the Weather History Date:

Month of December, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 64 °F 40 °F 26 °F
Mean Temperature 52 °F 33 °F 20 °F
Min Temperature 46 °F 27 °F 15 °F
Degree Days  
Heating Degree Days (base 65) 44 31 14 975
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 2 0 0 2
Dew Point  
Dew Point 55 °F 24 °F 0 °F
Precipitation  
Precipitation 0.69 in 0.09 in 0.00 in 2.65 in
Snowdepth - - - -
Wind  
Wind 17 mph 4 mph 0 mph
Gust Wind 30 mph 19 mph 10 mph
Sea Level Pressure  
Sea Level Pressure 30.60 in 30.12 in 29.50 in

Monthly Weather History Graph

Monthly 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

Dec. 23, 2013 Rise Set
Actual Time 7:23 AM EST 4:39 PM EST
Civil Twilight 6:52 AM EST 5:10 PM EST
Nautical Twilight 6:17 AM EST 5:44 PM EST
Astronomical Twilight 5:44 AM EST 6:18 PM EST
Moon 10:48 PM EST (12/23) 10:45 AM EST (12/23)
Length of Visible Light 10h 18m
Length of Day
9h 16m
Waning Gibbous, 68% of the Moon is Illuminated
Dec 23
Waning Gibbous
Dec 25
Last Quarter
Jan 1
New
Jan 7
First Quarter
Jan 15
Full

Weather History Calendar

 
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Partly Cloudy
Actual:
42 | 23 0.00
Average:
- | - -
Mostly Cloudy
Actual:
46 | 33 0.00
Average:
- | - -
Partly Cloudy
Actual:
51 | 32 0.00
Average:
- | - -
Partly Cloudy
Actual:
50 | 32 0.00
Average:
- | - -
Rain
Actual:
55 | 46 0.04
Average:
- | - -
Snow
Actual:
59 | 35 0.66
Average:
- | - -
Partly Cloudy
Actual:
37 | 30 0.00
Average:
- | - -
Snow
Actual:
30 | 26 0.03
Average:
- | - -
Snow
Actual:
33 | 30 0.11
Average:
- | - -
Snow
Actual:
33 | 26 0.08
Average:
- | - -
Scattered Clouds
Actual:
32 | 21 0.00
Average:
- | - -
Snow
Actual:
28 | 19 0.03
Average:
- | - -
Scattered Clouds
Actual:
33 | 15 0.00
Average:
- | - -
Snow
Actual:
30 | 23 0.26
Average:
- | - -
Snow
Actual:
37 | 26 0.11
Average:
- | - -
Scattered Clouds
Actual:
32 | 17 0.00
Average:
- | - -
Snow
Actual:
26 | 15 0.05
Average:
- | - -
Partly Cloudy
Actual:
35 | 17 0.00
Average:
- | - -
Clear
Actual:
41 | 19 0.00
Average:
- | - -
Partly Cloudy
Actual:
48 | 30 0.00
Average:
- | - -
Rain
Actual:
55 | 33 0.00
Average:
- | - -
Rain
Actual:
64 | 39 0.00
Average:
- | - -
Rain
Actual:
57 | 37 0.58
Average:
- | - -
Scattered Clouds
Actual:
35 | 26 0.00
Average:
- | - -
Clear
Actual:
28 | 17 0.00
Average:
- | - -
Snow
Actual:
33 | 24 0.01
Average:
- | - -
Partly Cloudy
Actual:
37 | 24 0.00
Average:
- | - -
Scattered Clouds
Actual:
51 | 24 0.00
Average:
- | - -
Snow
Actual:
41 | 35 0.69
Average:
- | - -
Mostly Cloudy
Actual:
42 | 28 0.00
Average:
- | - -
Snow
Actual:
32 | 21 0.00
Average:
- | - -
 

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
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 42 32 23 28 26 21 93 73 53 30.37 30.17 30.02 10 10 5 6 1 - 0.00  
2 46 40 33 32 30 28 93 71 53 30.02 29.95 29.89 10 8 5 5 1 - 0.00  
3 51 42 32 32 32 30 93 74 44 30.03 29.94 29.90 10 8 4 9 1 - 0.00  
4 50 41 32 43 35 28 100 75 58 30.14 30.09 30.02 10 6 2 6 1 - 0.00  
5 55 50 46 54 49 43 94 92 76 30.11 30.03 29.94 5 2 0 7 2 - 0.04 Fog , Rain
6 59 47 35 55 42 34 94 87 76 30.19 30.04 29.88 10 6 1 12 5 16 0.66 Rain , Snow
7 37 34 30 34 27 18 93 75 60 30.54 30.36 30.13 10 10 2 14 5 21 0.00  
8 30 28 26 28 20 14 93 73 55 30.60 30.52 30.35 10 8 0 9 4 - 0.03 Snow
9 33 32 30 32 31 28 100 95 87 30.34 30.11 30.01 5 2 0 9 5 - 0.11 Fog , Snow
10 33 30 26 32 25 12 100 81 55 30.16 30.02 29.94 10 6 0 10 5 17 0.08 Snow
11 32 26 21 19 14 10 68 57 44 30.36 30.27 30.17 10 10 10 13 7 20 0.00  
12 28 24 19 21 8 0 86 53 31 30.39 30.29 30.17 10 10 0 17 6 20 0.03 Snow
13 33 24 15 18 10 1 64 49 38 30.33 30.21 30.15 10 10 10 13 6 22 0.00  
14 30 26 23 21 19 18 86 72 60 30.44 30.25 29.78 10 5 0 17 8 21 0.26 Snow
15 37 32 26 30 23 18 87 70 52 29.87 29.72 29.60 10 9 2 15 9 30 0.11 Snow
16 32 24 17 19 6 1 68 45 29 30.22 30.10 29.87 10 10 7 17 8 30 0.00  
17 26 20 15 19 16 9 86 77 58 30.21 30.06 29.96 10 5 0 7 1 - 0.05 Snow
18 35 26 17 19 16 12 86 64 44 30.19 30.09 29.97 10 9 5 13 5 24 0.00  
19 41 30 19 25 19 14 80 63 45 30.18 30.12 30.05 10 9 5 8 3 - 0.00  
20 48 39 30 30 27 25 86 67 40 30.11 30.04 29.99 10 8 5 5 0 - 0.00  
21 55 44 33 37 32 28 87 71 47 30.02 29.97 29.90 10 7 5 5 1 - 0.00 Rain
22 64 52 39 55 52 34 87 77 68 29.97 29.89 29.79 10 10 5 15 7 23 0.00 Rain
23 57 47 37 54 43 21 88 77 52 30.20 30.03 29.93 10 8 1 13 3 20 0.58 Rain
24 35 30 26 21 17 9 64 52 41 30.40 30.23 30.16 10 10 10 14 7 21 0.00  
25 28 22 17 10 5 1 54 44 37 30.55 30.48 30.40 10 10 10 15 5 24 0.00  
26 33 28 24 25 19 9 80 66 43 30.39 30.28 30.20 10 10 0 10 4 16 0.01 Snow
27 37 30 24 21 18 14 80 60 44 30.37 30.33 30.29 10 10 10 13 4 22 0.00  
28 51 38 24 23 21 19 80 53 30 30.29 30.18 30.09 10 10 7 12 4 24 0.00  
29 41 38 35 36 31 23 87 77 56 30.09 29.82 29.50 10 7 1 17 3 21 0.69 Rain , Snow
30 42 35 28 34 23 10 87 60 44 30.18 30.00 29.76 10 10 7 14 7 20 0.00  
31 32 26 21 25 12 5 75 55 37 30.31 30.17 30.06 10 10 1 17 6 29 0.00 Snow