Currently: 89 °F. Partly sunny. (Weather station: Miami International Airport, USA). See more current weatherOctober 2018 Weather in Key Largo — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
63
66
69
72
75
78
81
84
87
90
Mon, Oct 1
Lo:79
12 am
Hi:79
4
Lo:79
6 am
Hi:88
11
Lo:84
12 pm
Hi:90
14
Lo:81
6 pm
Hi:84
9
Tue, Oct 2
Lo:79
12 am
Hi:82
6
Lo:75
6 am
Hi:86
9
Lo:84
12 pm
Hi:88
16
Lo:82
6 pm
Hi:84
13
Wed, Oct 3
Lo:79
12 am
Hi:82
6
Lo:79
6 am
Hi:84
8
Lo:84
12 pm
Hi:88
12
Lo:81
6 pm
Hi:82
7
Thu, Oct 4
Lo:77
12 am
Hi:81
6
Lo:75
6 am
Hi:86
7
Lo:82
12 pm
Hi:88
14
Lo:81
6 pm
Hi:82
10
Fri, Oct 5
Lo:79
12 am
Hi:81
9
Lo:81
6 am
Hi:86
11
Lo:84
12 pm
Hi:88
12
Lo:81
6 pm
Hi:82
12
Sat, Oct 6
Lo:79
12 am
Hi:81
9
Lo:79
6 am
Hi:84
12
Lo:82
12 pm
Hi:88
16
Lo:81
6 pm
Hi:82
14
Sun, Oct 7
Lo:79
12 am
Hi:81
12
Lo:81
6 am
Hi:84
14
Lo:84
12 pm
Hi:84
16
Lo:77
6 pm
Hi:82
16
Mon, Oct 8
Lo:79
12 am
Hi:81
14
Lo:81
6 am
Hi:86
19
Lo:84
12 pm
Hi:86
21
Lo:81
6 pm
Hi:82
19
Tue, Oct 9
Lo:81
12 am
Hi:81
16
Lo:81
6 am
Hi:84
12
Lo:82
12 pm
Hi:84
14
Lo:82
6 pm
Hi:82
11
Wed, Oct 10
Lo:82
12 am
Hi:82
9
Lo:82
6 am
Hi:88
12
Lo:86
12 pm
Hi:90
12
Lo:82
6 pm
Hi:84
7
Thu, Oct 11
Lo:81
12 am
Hi:81
6
Lo:81
6 am
Hi:88
6
Lo:81
12 pm
Hi:84
8
Lo:81
6 pm
Hi:82
5
Fri, Oct 12
Lo:77
12 am
Hi:81
2
Lo:79
6 am
Hi:86
6
Lo:82
12 pm
Hi:90
8
Lo:79
6 pm
Hi:82
6
Sat, Oct 13
Lo:79
12 am
Hi:81
1
Lo:77
6 am
Hi:84
1
Lo:84
12 pm
Hi:90
7
Lo:81
6 pm
Hi:82
7
Sun, Oct 14
Lo:79
12 am
Hi:81
3
Lo:79
6 am
Hi:84
4
Lo:84
12 pm
Hi:88
9
Lo:81
6 pm
Hi:82
12
Mon, Oct 15
Lo:79
12 am
Hi:81
9
Lo:79
6 am
Hi:88
12
Lo:84
12 pm
Hi:88
16
Lo:81
6 pm
Hi:82
13
Tue, Oct 16
Lo:81
12 am
Hi:82
12
Lo:81
6 am
Hi:86
14
Lo:84
12 pm
Hi:88
17
Lo:82
6 pm
Hi:82
15
Wed, Oct 17
Lo:79
12 am
Hi:82
9
Lo:79
6 am
Hi:84
14
Lo:84
12 pm
Hi:88
13
Lo:81
6 pm
Hi:82
8
Thu, Oct 18
Lo:79
12 am
Hi:81
4
Lo:79
6 am
Hi:88
12
Lo:82
12 pm
Hi:88
14
Lo:81
6 pm
Hi:82
9
Fri, Oct 19
Lo:75
12 am
Hi:81
9
Lo:79
6 am
Hi:84
11
Lo:82
12 pm
Hi:86
11
Lo:81
6 pm
Hi:82
7
Sat, Oct 20
Lo:73
12 am
Hi:79
1
Lo:75
6 am
Hi:86
1
Lo:82
12 pm
Hi:86
7
Lo:81
6 pm
Hi:82
6
Sun, Oct 21
Lo:75
12 am
Hi:79
5
Lo:75
6 am
Hi:86
4
Lo:82
12 pm
Hi:90
6
Lo:79
6 pm
Hi:81
9
Mon, Oct 22
Lo:79
12 am
Hi:79
6
Lo:79
6 am
Hi:82
12
Lo:77
12 pm
Hi:82
12
Lo:79
6 pm
Hi:79
9
Tue, Oct 23
Lo:75
12 am
Hi:79
5
Lo:75
6 am
Hi:82
9
Lo:81
12 pm
Hi:84
7
Lo:75
6 pm
Hi:81
2
Wed, Oct 24
Lo:73
12 am
Hi:77
0
Lo:75
6 am
Hi:84
5
Lo:82
12 pm
Hi:86
9
Lo:79
6 pm
Hi:81
4
Thu, Oct 25
Lo:73
12 am
Hi:77
2
Lo:73
6 am
Hi:84
4
Lo:81
12 pm
Hi:84
8
Lo:79
6 pm
Hi:81
5
Fri, Oct 26
Lo:75
12 am
Hi:77
1
Lo:75
6 am
Hi:86
6
Lo:84
12 pm
Hi:88
11
Lo:79
6 pm
Hi:82
9
Sat, Oct 27
Lo:77
12 am
Hi:79
6
Lo:75
6 am
Hi:82
4
Lo:84
12 pm
Hi:88
9
Lo:73
6 pm
Hi:82
8
Sun, Oct 28
Lo:68
12 am
Hi:73
7
Lo:66
6 am
Hi:75
9
Lo:77
12 pm
Hi:81
9
Lo:70
6 pm
Hi:73
5
Mon, Oct 29
Lo:66
12 am
Hi:70
6
Lo:66
6 am
Hi:79
8
Lo:79
12 pm
Hi:82
7
Lo:70
6 pm
Hi:75
4
Tue, Oct 30
Lo:64
12 am
Hi:70
1
Lo:70
6 am
Hi:81
5
Lo:81
12 pm
Hi:84
11
Lo:75
6 pm
Hi:79
6
Wed, Oct 31
Lo:70
12 am
Hi:75
4
Lo:72
6 am
Hi:82
9
Lo:81
12 pm
Hi:84
14
Lo:75
6 pm
Hi:79
12
Monday, October 1, 2018, 12:00 am — 6:00 am
79 / 79 °F
Partly cloudy.
Humidity: 90%
Barometer: 30.04 "Hg
N
Wind: 4.35 mph
High & Low Weather Summary for October 2018
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 90 °F (Oct 21, 2:53 pm) | 100% (Oct 4, 6:53 am) | 30.17 "Hg (Oct 4, 6:53 am) |
| Low | 65 °F (Oct 30, 1:53 am) | 37% (Oct 29, 5:53 pm) | 29.80 "Hg (Oct 26, 3:53 pm) |
| Average | 81 °F | 77% | 29.99 "Hg |
| * Reported Oct 1 12:53 am — Oct 31 11:53 pm, Key Largo. 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
Key Largo Weather History for October 1, 2018
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:53 am Mon, Oct 1 |  | 79 °F | Partly cloudy. | 6 mph | ↑ | 90% | 30.05 "Hg | 10 mi |
| 1:53 am | | 79 °F | Partly cloudy. | 5 mph | ↑ | 90% | 30.04 "Hg | 10 mi |
| 2:53 am | | 79 °F | Partly cloudy. | 3 mph | ↑ | 90% | 30.04 "Hg | 10 mi |
| 3:53 am |  | 79 °F | Passing clouds. | 6 mph | ↑ | 90% | 30.03 "Hg | 10 mi |
| 4:53 am | | 78 °F | Partly cloudy. | 3 mph | ↑ | 90% | 30.03 "Hg | 10 mi |
| 5:53 am | | 79 °F | Partly cloudy. | 5 mph | ↑ | 88% | 30.03 "Hg | 10 mi |
| 6:53 am | | 79 °F | Passing clouds. | 5 mph | ↑ | 88% | 30.05 "Hg | 10 mi |
| 7:53 am |  | 80 °F | Passing clouds. | 3 mph | ↑ | 85% | 30.07 "Hg | 10 mi |
| 8:53 am | | 83 °F | Scattered clouds. | 13 mph | ↑ | 77% | 30.08 "Hg | 10 mi |
| 9:53 am | | 83 °F | Scattered clouds. | 15 mph | ↑ | 74% | 30.09 "Hg | 10 mi |
| 10:53 am | | 86 °F | Scattered clouds. | 14 mph | ↑ | 67% | 30.10 "Hg | 10 mi |
| 11:53 am | | 87 °F | Broken clouds. | 17 mph | ↑ | 65% | 30.09 "Hg | 10 mi |
| 12:53 pm | | 88 °F | Scattered clouds. | 14 mph | ↑ | 61% | 30.08 "Hg | 10 mi |
| 1:53 pm | | 89 °F | Scattered clouds. | 17 mph | ↑ | 59% | 30.06 "Hg | 10 mi |
| 2:53 pm | | 88 °F | Scattered clouds. | 12 mph | ↑ | 61% | 30.04 "Hg | 10 mi |
| 3:53 pm | | 88 °F | Scattered clouds. | 13 mph | ↑ | 61% | 30.03 "Hg | 10 mi |
| 4:53 pm | | 87 °F | Partly sunny. | 13 mph | ↑ | 65% | 30.02 "Hg | 10 mi |
| 5:53 pm | | 85 °F | Broken clouds. | 15 mph | ↑ | 70% | 30.01 "Hg | 10 mi |
| 6:53 pm | | 84 °F | Scattered clouds. | 13 mph | ↑ | 72% | 30.01 "Hg | 10 mi |
| 7:53 pm | | 84 °F | Partly cloudy. | 8 mph | ↑ | 74% | 30.01 "Hg | 10 mi |
| 8:53 pm | | 81 °F | Passing clouds. | 8 mph | ↑ | 88% | 30.03 "Hg | 10 mi |
| 9:53 pm | | 83 °F | Passing clouds. | 10 mph | ↑ | 79% | 30.05 "Hg | 10 mi |
| 10:53 pm | | 83 °F | Passing clouds. | 10 mph | ↑ | 77% | 30.06 "Hg | 10 mi |
| 11:53 pm | | 83 °F | Passing clouds. | 7 mph | ↑ | 74% | 30.05 "Hg | 10 mi |
| Weather by CustomWeather, © 2025 | ||||||||