Currently: 20 °F. Clear. (Weather station: Lehigh Valley International Airport, USA). See more current weatherPast Weather in Allentown — Graph
Allentown Temperature Yesterday
Maximum temperature yesterday: 38 °F (at 11:51 am)
Minimum temperature yesterday: 19 °F (at 11:51 pm)
Average temperature yesterday: 30 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 56 °F (Nov 26, 2:37 pm) | 100% (Nov 20, 2:51 am) | 30.50 "Hg (Nov 20, 2:51 am) |
| Low | 19 °F (Dec 4, 11:51 pm) | 36% (Dec 1, 12:51 pm) | 29.69 "Hg (Dec 2, 4:34 pm) |
| Average | 38 °F | 72% | 30.07 "Hg |
| * Reported Nov 19 11:51 pm — Dec 4 11:51 pm, Allentown. Weather by CustomWeather, © 2025 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
Allentown Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 11:51 pm Thu, Dec 4 | | 19 °F | Clear. | 5 mph | ↑ | 57% | 30.33 "Hg | 10 mi |
| 10:51 pm | | 21 °F | Clear. | 10 mph | ↑ | 47% | 30.31 "Hg | 10 mi |
| 9:51 pm | | 23 °F | Clear. | 8 mph | ↑ | 46% | 30.29 "Hg | 10 mi |
| 8:51 pm | | 25 °F | Clear. | 15 mph | ↑ | 50% | 30.26 "Hg | 10 mi |
| 7:51 pm | | 27 °F | Clear. | 12 mph | ↑ | 45% | 30.25 "Hg | 10 mi |
| 6:51 pm | | 30 °F | Clear. | 10 mph | ↑ | 43% | 30.21 "Hg | 10 mi |
| 5:51 pm | | 33 °F | Clear. | 13 mph | ↑ | 40% | 30.16 "Hg | 10 mi |
| 4:51 pm | | 35 °F | Clear. | 15 mph | ↑ | 48% | 30.13 "Hg | 10 mi |
| 3:51 pm |  | 36 °F | Passing clouds. | 10 mph | ↑ | 52% | 30.10 "Hg | 10 mi |
| 2:51 pm |  | 37 °F | Partly sunny. | 13 mph | ↑ | 52% | 30.08 "Hg | 10 mi |
| 1:51 pm | | 37 °F | Partly sunny. | 13 mph | ↑ | 60% | 30.07 "Hg | 10 mi |
| 12:51 pm |  | 37 °F | Overcast. | 17 mph | ↑ | 60% | 30.05 "Hg | 10 mi |
| 11:51 am |  | 38 °F | Sunny. | 17 mph | ↑ | 58% | 30.06 "Hg | 10 mi |
| 10:51 am | | 35 °F | Passing clouds. | 14 mph | ↑ | 67% | 30.07 "Hg | 10 mi |
| 9:51 am | | 32 °F | Overcast. | 9 mph | ↑ | 75% | 30.07 "Hg | 10 mi |
| 8:51 am | | 31 °F | Partly sunny. | 12 mph | ↑ | 76% | 30.05 "Hg | 10 mi |
| 8:43 am | | 31 °F | Mostly cloudy. | 9 mph | ↑ | 76% | 30.03 "Hg | 10 mi |
| 7:51 am | | 29 °F | Overcast. | 7 mph | ↑ | 79% | 30.04 "Hg | 10 mi |
| 6:51 am |  | 29 °F | Overcast. | 8 mph | ↑ | 79% | 30.03 "Hg | 10 mi |
| 5:51 am |  | 28 °F | Passing clouds. | 7 mph | ↑ | 81% | 30.03 "Hg | 10 mi |
| 4:51 am | | 26 °F | Overcast. | 5 mph | ↑ | 84% | 30.03 "Hg | 10 mi |
| 3:51 am | | 25 °F | Clear. | 7 mph | ↑ | 85% | 30.03 "Hg | 10 mi |
| 2:51 am | | 26 °F | Clear. | 6 mph | ↑ | 84% | 30.04 "Hg | 10 mi |
| 1:51 am | | 27 °F | Clear. | 3 mph | ↑ | 81% | 30.04 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||