Currently: 61 °F. Passing clouds. (Weather station: Lehigh Valley International Airport, USA). See more current weatherPast Weather in Bethlehem — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
54
58
62
66
70
74
78
82
86
90
Mon, Aug 4
Lo:57
12 am
Hi:61
1
Lo:57
6 am
Hi:81
1
Lo:82
12 pm
Hi:86
3
Lo:68
6 pm
Hi:84
2
Tue, Aug 5
Lo:61
12 am
Hi:64
3
Lo:63
6 am
Hi:79
4
Lo:81
12 pm
Hi:84
6
Lo:72
6 pm
Hi:82
4
Wed, Aug 6
Lo:66
12 am
Hi:70
6
Lo:66
6 am
Hi:75
7
Lo:73
12 pm
Hi:75
9
Lo:66
6 pm
Hi:73
6
Thu, Aug 7
Lo:63
12 am
Hi:64
3
Lo:63
6 am
Hi:75
5
Lo:79
12 pm
Hi:81
10
Lo:64
6 pm
Hi:79
7
Fri, Aug 8
Lo:55
12 am
Hi:64
2
Lo:57
6 am
Hi:75
2
Lo:79
12 pm
Hi:81
6
Lo:70
6 pm
Hi:79
6
Sat, Aug 9
Lo:55
12 am
Hi:63
1
Lo:57
6 am
Hi:79
2
Lo:81
12 pm
Hi:84
5
Lo:63
6 pm
Hi:82
2
Sun, Aug 10
Lo:55
12 am
Hi:63
2
Lo:57
6 am
Hi:81
1
Lo:84
12 pm
Hi:88
6
Lo:68
6 pm
Hi:84
5
Mon, Aug 11
Lo:59
12 am
Hi:63
2
Lo:57
6 am
Hi:82
2
Lo:82
12 pm
Hi:88
4
Lo:70
6 pm
Hi:84
5
Tue, Aug 12
Lo:63
12 am
Hi:70
1
Lo:64
6 am
Hi:86
4
Lo:88
12 pm
Hi:91
9
Lo:79
6 pm
Hi:88
8
Wed, Aug 13
Lo:70
12 am
Hi:75
2
Lo:70
6 am
Hi:84
4
Lo:72
12 pm
Hi:90
10
Lo:72
6 pm
Hi:75
3
Thu, Aug 14
Lo:70
12 am
Hi:72
1
Lo:72
6 am
Hi:82
2
Lo:86
12 pm
Hi:90
2
Lo:75
6 pm
Hi:88
4
Fri, Aug 15
Lo:72
12 am
Hi:75
7
Lo:72
6 am
Hi:84
7
Lo:86
12 pm
Hi:90
2
Lo:79
6 pm
Hi:86
6
Sat, Aug 16
Lo:73
12 am
Hi:77
5
Lo:73
6 am
Hi:82
6
Lo:84
12 pm
Hi:88
7
Lo:75
6 pm
Hi:84
7
Sun, Aug 17
Lo:70
12 am
Hi:75
6
Lo:70
6 am
Hi:84
6
Lo:88
12 pm
Hi:91
10
Lo:72
6 pm
Hi:82
6
Mon, Aug 18
Lo:66
12 am
Hi:72
7
Lo:66
6 am
Hi:66
11
Lo:68
12 pm
Hi:72
7
Lo:66
6 pm
Hi:72
3
Tue, Aug 19
Lo:63
12 am
Hi:63
5
Monday, August 4, 2025, 12:00 am — 6:00 am
61 / 57 °F
Clear.
Humidity: 93%
Barometer: 30.12 "Hg
NW
Wind: 0.621 mph
Bethlehem Temperature Yesterday
Maximum temperature yesterday: 71 °F (at 12:51 am)
Minimum temperature yesterday: 66 °F (at 6:51 am)
Average temperature yesterday: 69 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 91 °F (Aug 12, 1:51 pm) | 100% (Aug 18, 12:51 am) | 30.41 "Hg (Aug 18, 12:51 am) |
| Low | 55 °F (Aug 9, 5:51 am) | 26% (Aug 9, 6:51 pm) | 29.82 "Hg (Aug 17, 5:51 pm) |
| Average | 74 °F | 69% | 30.13 "Hg |
| * Reported Aug 4 2:51 am — Aug 19 2:51 am, Bethlehem. 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
Bethlehem Weather History for the Previous 24 Hours
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 2:51 am Tue, Aug 19 | | 62 °F | Passing clouds. | 3 mph | ↑ | 93% | 30.19 "Hg | 10 mi |
| 2:42 am | | 62 °F | Passing clouds. | 5 mph | ↑ | 93% | 30.20 "Hg | 10 mi |
| 1:51 am |  | 63 °F | Overcast. | 6 mph | ↑ | 90% | 30.18 "Hg | 10 mi |
| 12:51 am | | 63 °F | Mostly cloudy. | 6 mph | ↑ | 90% | 30.20 "Hg | 10 mi |
| 11:51 pm Mon, Aug 18 | | 66 °F | Passing clouds. | No wind | ↑ | 81% | 30.19 "Hg | 10 mi |
| 10:51 pm | | 67 °F | Overcast. | 3 mph | ↑ | 79% | 30.19 "Hg | 10 mi |
| 9:51 pm |  | 68 °F | Clear. | 5 mph | ↑ | 76% | 30.17 "Hg | 10 mi |
| 8:51 pm | | 69 °F | Clear. | No wind | ↑ | 70% | 30.17 "Hg | 10 mi |
| 7:51 pm |  | 70 °F | Overcast. | 5 mph | ↑ | 66% | 30.15 "Hg | 10 mi |
| 6:51 pm | | 71 °F | Overcast. | 5 mph | ↑ | 63% | 30.15 "Hg | 10 mi |
| 5:51 pm | | 71 °F | Overcast. | 6 mph | ↑ | 63% | 30.15 "Hg | 10 mi |
| 4:51 pm | | 71 °F | Overcast. | 3 mph | ↑ | 59% | 30.16 "Hg | 10 mi |
| 3:51 pm | | 70 °F | Overcast. | 5 mph | ↑ | 61% | 30.16 "Hg | 10 mi |
| 2:51 pm |  | 71 °F | Mild. | 8 mph | ↑ | 59% | 30.15 "Hg | 10 mi |
| 1:51 pm | | 69 °F | Overcast. | 8 mph | ↑ | 59% | 30.16 "Hg | 10 mi |
| 1:13 pm |  | 69 °F | Mostly cloudy. | 10 mph | ↑ | 57% | 30.16 "Hg | 10 mi |
| 12:51 pm | | 68 °F | Overcast. | 14 mph | ↑ | 57% | 30.16 "Hg | 10 mi |
| 11:51 am | | 67 °F | Overcast. | 12 mph | ↑ | 51% | 30.15 "Hg | 10 mi |
| 10:51 am | | 66 °F | Overcast. | 13 mph | ↑ | 52% | 30.15 "Hg | 10 mi |
| 9:51 am | | 67 °F | Overcast. | 14 mph | ↑ | 57% | 30.12 "Hg | 10 mi |
| 9:44 am | | 67 °F | Mostly cloudy. | 10 mph | ↑ | 59% | 30.12 "Hg | 10 mi |
| 8:51 am | | 66 °F | Overcast. | 9 mph | ↑ | 63% | 30.11 "Hg | 10 mi |
| 7:51 am | | 67 °F | More clouds than sun. | 10 mph | ↑ | 68% | 30.08 "Hg | 10 mi |
| 6:51 am | | 66 °F | Overcast. | 10 mph | ↑ | 75% | 30.06 "Hg | 10 mi |
| 5:51 am | | 67 °F | Overcast. | 9 mph | ↑ | 76% | 30.02 "Hg | 10 mi |
| 4:51 am | | 69 °F | Overcast. | 14 mph | ↑ | 81% | 29.98 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||