World Resorts USA Allentown

Allentown Monthly Weather Averages

Please click on any column to get detailed information about Allentown weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
14
28
42
56
70
84
98
112
40.4
51.1
62.8
73.1
80.5
83.0
76.7
66.7
57.0
48.6
38.5
35.7
32.3
39.5
49.2
58.4
65.5
67.3
60.9
51.7
43.7
36.2
29.3
28.2
Day temperature   
Night temperature

The warmest month in Allentown is july. The average daily temp is 83.0°F. The average nightly temp is 67.3°F.

Precipitation total, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.3
0.7
1.0
1.3
1.7
2.0
2.3
2.7
1.2
0.8
1.2
1.3
2
1.5
1.4
1.3
1.8
1.3
1
1.2

November is the month with least precipitations during the year. The average precipitation totals for this month is 0.8 in. The month with most precipitation total is August.

Number of rainy days

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
5
3
2
2
2
4
3
3
3
3
3
2
2

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
1
2
3
4
5
6
7
8
9
10
7
7.1
5.9
5.7
5.2
4.8
6
6.6
8
8.5
7.6
7.9
Sunny, partly cloudy and cloudy days
1
2
3
4
5
6
7
8
9
10
11
12
0
5
10
15
20
25
30
35
12
7
10
9
10
9
10
11
15
12
12
13
10
11
7
6
11
11
9
11
8
10
8
10
9
13
14
15
10
12
11
10
7
10
9
9
Cloudy days   
Partly cloudy days   
Sunny days
Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
1
2
3
4
5
6
7
8
9
10
4.5
6.3
6.7
7.5
7.7
8.6
8.5
7.7
6.1
6.3
5.4
4.8

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

* Charts above show average data for the last 3 years.

Best time for vacation in Allentown

Sunniest months:
September 15 days
October 14 days
November 13 days
Warmest months:
July 83.0 °F
August 80.5 °F
June 76.7 °F
Coldest months:
January 35.7 °F
February 38.5 °F
December 40.4 °F
Rainiest months:
August 4 days
July 3 days
March 3 days
Windiest months:
March 8.5 mph
April 8.0 mph
January 7.9 mph

Allentown on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
Boston
+46°F
Washington
+54°F
Hawaii
+73°F
Honolulu
+73°F
Las Vegas
+59°F
Los Angeles
+54°F
Miami
+75°F
New York
+50°F
Orlando
+70°F
San Diego
+54°F
San Francisco
+48°F
Sarasota
+66°F
Tampa
+68°F
Houston
+68°F
Chicago
+55°F
all places
24 Hours Forecast
Allentown
Local time: 08:52
April 14, monday
0900
46°F
NE
2 mph
1200
55°F
NE
4 mph
1500
61°F
N
5 mph
1800
61°F
NE
6 mph
2100
55°F
N
2 mph
April 15, tuesday
0000
52°F
E
2 mph
0300
48°F
NE
2 mph
0600
48°F
E
4 mph
Units of measurement: °C / °F