Weather in Allentown: January
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Average day temperature: | 35.0°F |
| Average night temperature: | 27.3°F | |
 |
Number of sunny days: | 10 days |
| Day length: | 9.3 - 10.1 hours | |
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Number of rainy days: | 1 day |
| Precipitation totals: | 1.1 in. | |
| more information | ||
14 days
forecast
forecast
| Allentown |
weather in
February
February
| Allentown |
Air temperature in January, °F
Show year:
2026
2025
2024
The highest day temperature during January of 2026 was 50°F. At the same time the lowest night temperature was -6°F. Daily and nightly averages during January were 31.1°F and 21.6°F.
Sunny, partly cloudy and cloudy days
Number of sunny, partly cloudy and cloudy days in January is almost equal.
Precipitation total in January, in.
Precipitation total value in Allentown in January is 1.1 in. Other months of the year show relatively similar values.
Wind speed in January, mph
The average wind speed value in January is 8.0 mph It makes January one of the most windy months of the year.
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 5.2.
Best time for vacation in Allentown
Allentown on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Allentown
Local time: 19:39
February 05, thursday
2100
23°F
S
2 mph
2 mph
February 06, friday
0000
16°F
S
2 mph
2 mph
0300
12°F
S
2 mph
2 mph
0600
10°F
SE
2 mph
2 mph
0900
10°F
SE
1 mph
1 mph
1200
21°F
NE
3 mph
3 mph
1500
28°F
NE
5 mph
5 mph
1800
27°F
NE
2 mph
2 mph
