Past Weather in Longmont — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
39
44
49
54
59
64
69
74
79
84
89
Tue, Sep 23
Lo:54
12 pm
Hi:54
2
Lo:54
6 pm
Hi:55
4
Wed, Sep 24
Lo:50
12 am
Hi:55
1
Lo:48
6 am
Hi:68
2
Lo:68
12 pm
Hi:73
4
Lo:54
6 pm
Hi:70
4
Thu, Sep 25
Lo:43
12 am
Hi:54
2
Lo:43
6 am
Hi:73
0
Lo:75
12 pm
Hi:81
3
Lo:55
6 pm
Hi:77
4
Fri, Sep 26
Lo:45
12 am
Hi:57
2
Lo:45
6 am
Hi:81
1
Lo:79
12 pm
Hi:86
6
Lo:63
6 pm
Hi:75
4
Sat, Sep 27
Lo:54
12 am
Hi:63
6
Lo:52
6 am
Hi:72
1
Lo:75
12 pm
Hi:79
4
Lo:57
6 pm
Hi:73
2
Sun, Sep 28
Lo:54
12 am
Hi:59
1
Lo:52
6 am
Hi:75
2
Lo:73
12 pm
Hi:81
4
Lo:64
6 pm
Hi:72
2
Mon, Sep 29
Lo:50
12 am
Hi:61
1
Lo:50
6 am
Hi:77
1
Lo:66
12 pm
Hi:79
7
Lo:54
6 pm
Hi:66
4
Tue, Sep 30
Lo:46
12 am
Hi:55
3
Lo:46
6 am
Hi:73
1
Lo:73
12 pm
Hi:81
2
Lo:55
6 pm
Hi:68
2
Wed, Oct 1
Lo:50
12 am
Hi:57
3
Lo:52
6 am
Hi:79
4
Lo:73
12 pm
Hi:84
4
Lo:55
6 pm
Hi:73
4
Thu, Oct 2
Lo:48
12 am
Hi:54
1
Lo:45
6 am
Hi:79
1
Lo:81
12 pm
Hi:84
3
Lo:55
6 pm
Hi:64
5
Fri, Oct 3
Lo:48
12 am
Hi:57
1
Lo:46
6 am
Hi:81
1
Lo:79
12 pm
Hi:88
8
Lo:61
6 pm
Hi:75
5
Sat, Oct 4
Lo:57
12 am
Hi:63
2
Lo:59
6 am
Hi:77
3
Lo:70
12 pm
Hi:86
16
Lo:55
6 pm
Hi:66
7
Sun, Oct 5
Lo:45
12 am
Hi:59
5
Lo:45
6 am
Hi:63
6
Lo:57
12 pm
Hi:68
7
Lo:48
6 pm
Hi:54
6
Mon, Oct 6
Lo:46
12 am
Hi:48
2
Lo:46
6 am
Hi:52
5
Lo:52
12 pm
Hi:54
1
Lo:50
6 pm
Hi:54
0
Tue, Oct 7
Lo:50
12 am
Hi:52
0
Lo:50
6 am
Hi:57
2
Lo:57
12 pm
Hi:59
2
Lo:50
6 pm
Hi:57
0
Wed, Oct 8
Lo:41
12 am
Hi:48
1
Lo:41
6 am
Hi:64
1
Lo:66
12 pm
Hi:75
2
Tuesday, September 23, 2025, 12:00 pm — 6:00 pm
54 / 54 °F
Light rain. Cloudy.
Humidity: 85%
Barometer: 30.35 "Hg
N
Wind: 2.486 mph
Longmont Temperature Yesterday
Maximum temperature yesterday: 59 °F (at 12:35 pm)
Minimum temperature yesterday: 49 °F (at 11:55 pm)
Average temperature yesterday: 54 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 88 °F (Oct 3, 1:55 pm) | 88% (Sep 23, 7:15 pm) | 30.45 "Hg (Sep 23, 7:15 pm) |
| Low | 40 °F (Oct 8, 5:15 am) | 13% (Sep 25, 3:35 pm) | 29.62 "Hg (Oct 4, 3:15 pm) |
| Average | 61 °F | 55% | 30.14 "Hg |
| * Reported Sep 23 4:35 pm — Oct 8 4:35 pm, Longmont. 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
Longmont Weather History for the Previous 24 Hours
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 4:35 pm Wed, Oct 8 |  | 76 °F | Sunny. | No wind | ↑ | 32% | 30.13 "Hg | 10 mi |
| 3:55 pm | | 76 °F | Sunny. | No wind | ↑ | 33% | 30.13 "Hg | 10 mi |
| 3:35 pm | | 75 °F | Sunny. | No wind | ↑ | 32% | 30.13 "Hg | 10 mi |
| 3:15 pm | | 75 °F | Sunny. | No wind | ↑ | 33% | 30.13 "Hg | 10 mi |
| 2:55 pm | | 75 °F | Sunny. | No wind | ↑ | 33% | 30.14 "Hg | 10 mi |
| 2:35 pm | | 74 °F | Sunny. | 3 mph | ↑ | 33% | 30.14 "Hg | 7 mi |
| 2:15 pm | | 74 °F | Sunny. | No wind | ↑ | 30% | 30.14 "Hg | 7 mi |
| 1:55 pm | | 73 °F | Sunny. | 5 mph | ↑ | 31% | 30.15 "Hg | 7 mi |
| 1:35 pm | | 71 °F | Sunny. | 5 mph | ↑ | 33% | 30.16 "Hg | 10 mi |
| 12:55 pm | | 68 °F | Sunny. | 5 mph | ↑ | 42% | 30.18 "Hg | 10 mi |
| 12:35 pm | | 67 °F | Sunny. | No wind | ↑ | 43% | 30.19 "Hg | 10 mi |
| 12:15 pm | | 66 °F | Sunny. | 3 mph | ↑ | 42% | 30.20 "Hg | 10 mi |
| 11:55 am | | 64 °F | Sunny. | No wind | ↑ | 49% | 30.21 "Hg | 10 mi |
| 11:35 am | | 64 °F | Sunny. | 3 mph | ↑ | 50% | 30.21 "Hg | 10 mi |
| 10:55 am | | 60 °F | Sunny. | No wind | ↑ | 57% | 30.23 "Hg | 10 mi |
| 10:35 am | | 58 °F | Sunny. | 3 mph | ↑ | 60% | 30.23 "Hg | 10 mi |
| 10:15 am | | 57 °F | Sunny. | No wind | ↑ | 62% | 30.24 "Hg | 10 mi |
| 9:55 am | | 56 °F | Sunny. | No wind | ↑ | 65% | 30.24 "Hg | 10 mi |
| 9:35 am | | 54 °F | Sunny. | No wind | ↑ | 68% | 30.24 "Hg | 10 mi |
| 8:55 am | | 50 °F | Sunny. | No wind | ↑ | 79% | 30.25 "Hg | 10 mi |
| 8:35 am | | 47 °F | Sunny. | No wind | ↑ | 84% | 30.25 "Hg | 10 mi |
| 8:15 am | | 45 °F | Sunny. | No wind | ↑ | 85% | 30.25 "Hg | 10 mi |
| 7:55 am | | 43 °F | Sunny. | No wind | ↑ | 85% | 30.24 "Hg | 10 mi |
| 7:35 am | | 41 °F | Sunny. | No wind | ↑ | 85% | 30.24 "Hg | 10 mi |
| 6:55 am |  | 41 °F | Clear. | No wind | ↑ | 86% | 30.24 "Hg | 10 mi |
| 6:35 am | | 41 °F | Clear. | 3 mph | ↑ | 87% | 30.24 "Hg | 10 mi |
| 5:55 am | | 42 °F | Clear. | No wind | ↑ | 85% | 30.24 "Hg | 10 mi |
| 5:35 am | | 42 °F | Clear. | No wind | ↑ | 84% | 30.23 "Hg | 10 mi |
| 5:15 am | | 40 °F | Clear. | No wind | ↑ | 84% | 30.23 "Hg | 10 mi |
| 4:55 am | | 44 °F | Clear. | 3 mph | ↑ | 84% | 30.23 "Hg | 10 mi |
| 4:35 am | | 43 °F | Clear. | No wind | ↑ | 84% | 30.23 "Hg | 10 mi |
| 3:55 am | | 44 °F | Clear. | No wind | ↑ | 85% | 30.24 "Hg | 10 mi |
| 3:35 am | | 44 °F | Clear. | 3 mph | ↑ | 87% | 30.24 "Hg | 10 mi |
| 3:15 am | | 44 °F | Clear. | No wind | ↑ | 88% | 30.24 "Hg | 10 mi |
| 2:55 am | | 44 °F | Clear. | 3 mph | ↑ | 87% | 30.25 "Hg | 10 mi |
| 2:35 am | | 45 °F | Clear. | No wind | ↑ | 87% | 30.25 "Hg | 10 mi |
| 1:55 am | | 45 °F | Clear. | 3 mph | ↑ | 88% | 30.27 "Hg | 10 mi |
| 1:35 am | | 46 °F | Clear. | 3 mph | ↑ | 88% | 30.27 "Hg | 10 mi |
| 1:15 am | | 46 °F | Clear. | No wind | ↑ | 87% | 30.27 "Hg | 10 mi |
| 12:55 am | | 46 °F | Clear. | 5 mph | ↑ | 88% | 30.27 "Hg | 10 mi |
| 12:35 am | | 47 °F | Clear. | No wind | ↑ | 87% | 30.28 "Hg | 10 mi |
| 12:15 am | | 48 °F | Clear. | No wind | ↑ | 87% | 30.28 "Hg | 10 mi |
| 11:55 pm Tue, Oct 7 | | 49 °F | Clear. | No wind | ↑ | 85% | 30.29 "Hg | 10 mi |
| 11:35 pm | | 50 °F | Clear. | No wind | ↑ | 86% | 30.30 "Hg | 10 mi |
| 10:55 pm |  | 52 °F | Passing clouds. | No wind | ↑ | 83% | 30.30 "Hg | 10 mi |
| 10:35 pm |  | 53 °F | Overcast. | No wind | ↑ | 82% | 30.31 "Hg | 10 mi |
| 9:55 pm | | 53 °F | Overcast. | No wind | ↑ | 81% | 30.31 "Hg | 10 mi |
| 9:35 pm | | 53 °F | Overcast. | No wind | ↑ | 81% | 30.31 "Hg | 10 mi |
| 9:15 pm | | 53 °F | Overcast. | No wind | ↑ | 81% | 30.31 "Hg | 10 mi |
| 8:55 pm | | 53 °F | Overcast. | No wind | ↑ | 81% | 30.31 "Hg | 10 mi |
| 8:35 pm | | 53 °F | Overcast. | No wind | ↑ | 79% | 30.31 "Hg | 10 mi |
| 8:15 pm | | 54 °F | Overcast. | No wind | ↑ | 75% | 30.30 "Hg | 10 mi |
| 7:55 pm | | 54 °F | Passing clouds. | No wind | ↑ | 75% | 30.30 "Hg | 10 mi |
| 7:35 pm | | 56 °F | Overcast. | No wind | ↑ | 71% | 30.30 "Hg | 10 mi |
| 7:15 pm | | 55 °F | Overcast. | No wind | ↑ | 71% | 30.30 "Hg | 10 mi |
| 6:55 pm | | 56 °F | Overcast. | No wind | ↑ | 68% | 30.29 "Hg | 10 mi |
| 6:35 pm | | 56 °F | Overcast. | No wind | ↑ | 66% | 30.29 "Hg | 10 mi |
| 5:55 pm |  | 57 °F | Partly sunny. | No wind | ↑ | 61% | 30.29 "Hg | 10 mi |
| 5:35 pm |  | 58 °F | Overcast. | No wind | ↑ | 62% | 30.30 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||