UTC Offset
UTC-04:00
Allentown, United States Snapshot 2026
Where is Allentown?
Allentown, United States
- Continent
- Americas
- Country
- United States
- City
- Allentown
- Population
- 120.2K
- Elevation
- 103 m
- Coordinates
- 40.61°, -75.49°
Allentown is a city in United States with a population of approximately 120.2K. Average temperatures range from -4°C (26°F) in January to 30°C (86°F) in July. The best time to visit is May, June, July, August, September. The city sits at an elevation of 103 m above sea level.
Time in Allentown right now
Open full time & time zone page 15:23 23
Monday, June 15, 2026
IANA time zone
America/New_York
Daylight saving
DST in effect
EST / EDT
Next DST change
November 1
backward -1h
Live weather in Allentown
Daylight in Allentown today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 04m
Climate normals for Allentown
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May best
Excellent June best
Excellent July best
Good August best
Excellent September best
Excellent October
Good November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 4°C / -4°C | 0°C / -8°C | 10days (87 mm) Wet | 5.8h Fair | 67% Muggy | 2.3 Moderate | Poor | View Details |
| February | 7°C / -2°C | 3°C / -7°C | 10days (92 mm) Wet | 6.6h Fair | 69% Muggy | 3.3 Moderate | Poor | View Details |
| March | 11°C / 1°C | 8°C / -4°C | 11days (93 mm) Wet | 8.1h Good | 67% Muggy | 4.4 Moderate | Poor | View Details |
| April | 17°C / 6°C | 15°C / 3°C | 10days (106 mm) Wet | 8.8h Good | 67% Muggy | 5.1 High | Fair | View Details |
| May best | 22°C / 11°C | 22°C / 10°C | 13days (121 mm) Wet | 9.2h Good | 73% Muggy | 5.7 High | Excellent | View Details |
| June best | 27°C / 16°C | 28°C / 17°C | 12days (91 mm) Wet | 11.2h Excellent | 71% Muggy | 6.6 High | Excellent | View Details |
| July best | 30°C / 20°C | 33°C / 22°C | 13days (123 mm) Wet | 11.5h Excellent | 72% Muggy | 7 High | Good | View Details |
| August best | 28°C / 19°C | 31°C / 20°C | 11days (115 mm) Wet | 10.2h Excellent | 74% Muggy | 6.1 High | Excellent | View Details |
| September best | 25°C / 16°C | 26°C / 16°C | 10days (96 mm) Wet | 8.6h Good | 73% Muggy | 4.9 Moderate | Excellent | View Details |
| October | 19°C / 10°C | 18°C / 8°C | 9days (84 mm) Wet | 7.3h Good | 74% Muggy | 3.9 Moderate | Good | View Details |
| November | 12°C / 3°C | 9°C / -1°C | 8days (80 mm) Wet | 6.9h Fair | 71% Muggy | 2.8 Moderate | Poor | View Details |
| December | 6°C / -1°C | 2°C / -6°C | 11days (102 mm) Wet | 5.5h Fair | 72% Muggy | 2 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 4°C / -4°C . Feb: 7°C / -2°C . Mar: 11°C / 1°C . Apr: 17°C / 6°C . May: 22°C / 11°C . Jun: 27°C / 16°C . Jul: 30°C / 20°C . Aug: 28°C / 19°C . Sep: 25°C / 16°C . Oct: 19°C / 10°C . Nov: 12°C / 3°C . Dec: 6°C / -1°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 87 mm. Feb: 92 mm. Mar: 93 mm. Apr: 106 mm. May: 121 mm. Jun: 91 mm. Jul: 123 mm. Aug: 115 mm. Sep: 96 mm. Oct: 84 mm. Nov: 80 mm. Dec: 102 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 67%. Feb: 69%. Mar: 67%. Apr: 67%. May: 73%. Jun: 71%. Jul: 72%. Aug: 74%. Sep: 73%. Oct: 74%. Nov: 71%. Dec: 72%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 17 km/h . Feb: 17 km/h . Mar: 18 km/h . Apr: 18 km/h . May: 15 km/h . Jun: 14 km/h . Jul: 12 km/h . Aug: 12 km/h . Sep: 13 km/h . Oct: 15 km/h . Nov: 16 km/h . Dec: 16 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 4. Apr: UV 5. May: UV 6. Jun: UV 7. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Frequently Asked Questions
Allentown has a population of approximately 120.2K.
The best months to visit Allentown are May, June, July, August, September, when temperatures are pleasant and rainfall is lower.
Allentown receives approximately 1190mm of rainfall annually across 128 rainy days.
Allentown is located in United States, in the Americas region.
Allentown sits at an elevation of 103 m (338 ft) above sea level.