Currently: 86 °F. Passing clouds. (Weather station: Miami International Airport, USA). See more current weatherMarch 2018 Weather in Key Largo — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
50
54
58
62
66
70
74
78
82
86
Thu, Mar 1
Lo:70
12 am
Hi:72
2
Lo:70
6 am
Hi:81
7
Lo:79
12 pm
Hi:82
9
Lo:73
6 pm
Hi:79
8
Fri, Mar 2
Lo:70
12 am
Hi:72
3
Lo:70
6 am
Hi:82
7
Lo:79
12 pm
Hi:88
8
Lo:72
6 pm
Hi:79
6
Sat, Mar 3
Lo:63
12 am
Hi:72
5
Lo:63
6 am
Hi:75
9
Lo:73
12 pm
Hi:81
9
Lo:63
6 pm
Hi:72
7
Sun, Mar 4
Lo:59
12 am
Hi:61
7
Lo:61
6 am
Hi:73
9
Lo:72
12 pm
Hi:77
10
Lo:63
6 pm
Hi:70
9
Mon, Mar 5
Lo:57
12 am
Hi:61
7
Lo:57
6 am
Hi:73
5
Lo:70
12 pm
Hi:75
7
Lo:64
6 pm
Hi:70
5
Tue, Mar 6
Lo:61
12 am
Hi:63
0
Lo:63
6 am
Hi:75
5
Lo:73
12 pm
Hi:77
13
Lo:66
6 pm
Hi:72
7
Wed, Mar 7
Lo:66
12 am
Hi:68
6
Lo:68
6 am
Hi:82
12
Lo:68
12 pm
Hi:81
8
Lo:66
6 pm
Hi:72
6
Thu, Mar 8
Lo:57
12 am
Hi:63
7
Lo:57
6 am
Hi:68
10
Lo:70
12 pm
Hi:72
10
Lo:57
6 pm
Hi:70
9
Fri, Mar 9
Lo:54
12 am
Hi:55
11
Lo:54
6 am
Hi:66
8
Lo:66
12 pm
Hi:72
7
Lo:63
6 pm
Hi:66
4
Sat, Mar 10
Lo:57
12 am
Hi:61
1
Lo:63
6 am
Hi:75
13
Lo:73
12 pm
Hi:75
16
Lo:68
6 pm
Hi:73
8
Sun, Mar 11
Lo:70
12 am
Hi:73
10
Lo:72
6 am
Hi:82
9
Lo:82
12 pm
Hi:86
12
Lo:75
6 pm
Hi:81
7
Mon, Mar 12
Lo:73
12 am
Hi:73
7
Lo:73
6 am
Hi:75
12
Lo:72
12 pm
Hi:77
14
Lo:61
6 pm
Hi:73
10
Tue, Mar 13
Lo:54
12 am
Hi:59
11
Lo:52
6 am
Hi:66
10
Lo:68
12 pm
Hi:73
5
Lo:64
6 pm
Hi:68
4
Wed, Mar 14
Lo:55
12 am
Hi:64
6
Lo:55
6 am
Hi:64
9
Lo:68
12 pm
Hi:72
11
Lo:61
6 pm
Hi:70
6
Thu, Mar 15
Lo:52
12 am
Hi:57
8
Lo:52
6 am
Hi:70
6
Lo:72
12 pm
Hi:73
4
Lo:63
6 pm
Hi:70
4
Fri, Mar 16
Lo:55
12 am
Hi:63
3
Lo:57
6 am
Hi:73
2
Lo:73
12 pm
Hi:75
10
Lo:68
6 pm
Hi:72
7
Sat, Mar 17
Lo:63
12 am
Hi:66
1
Lo:63
6 am
Hi:75
3
Lo:75
12 pm
Hi:79
11
Lo:70
6 pm
Hi:73
7
Sun, Mar 18
Lo:64
12 am
Hi:72
2
Lo:64
6 am
Hi:81
3
Lo:81
12 pm
Hi:84
7
Lo:73
6 pm
Hi:77
7
Mon, Mar 19
Lo:68
12 am
Hi:72
3
Lo:68
6 am
Hi:82
4
Lo:82
12 pm
Hi:86
10
Lo:73
6 pm
Hi:82
9
Tue, Mar 20
Lo:72
12 am
Hi:73
4
Lo:73
6 am
Hi:86
10
Lo:84
12 pm
Hi:88
19
Lo:75
6 pm
Hi:81
13
Wed, Mar 21
Lo:72
12 am
Hi:75
10
Lo:72
6 am
Hi:75
10
Lo:77
12 pm
Hi:81
14
Lo:61
6 pm
Hi:75
11
Thu, Mar 22
Lo:57
12 am
Hi:61
7
Lo:57
6 am
Hi:64
10
Lo:68
12 pm
Hi:72
9
Lo:63
6 pm
Hi:70
4
Fri, Mar 23
Lo:54
12 am
Hi:61
6
Lo:54
6 am
Hi:70
7
Lo:73
12 pm
Hi:75
6
Lo:64
6 pm
Hi:72
6
Sat, Mar 24
Lo:63
12 am
Hi:64
2
Lo:63
6 am
Hi:73
7
Lo:73
12 pm
Hi:75
12
Lo:68
6 pm
Hi:72
9
Sun, Mar 25
Lo:64
12 am
Hi:70
3
Lo:64
6 am
Hi:77
4
Lo:77
12 pm
Hi:81
11
Lo:72
6 pm
Hi:75
7
Mon, Mar 26
Lo:68
12 am
Hi:72
2
Lo:66
6 am
Hi:81
6
Lo:79
12 pm
Hi:82
10
Lo:73
6 pm
Hi:77
14
Tue, Mar 27
Lo:72
12 am
Hi:73
16
Lo:70
6 am
Hi:77
17
Lo:73
12 pm
Hi:77
21
Lo:70
6 pm
Hi:72
14
Wed, Mar 28
Lo:70
12 am
Hi:70
14
Lo:70
6 am
Hi:75
18
Lo:75
12 pm
Hi:77
17
Lo:73
6 pm
Hi:75
15
Thu, Mar 29
Lo:72
12 am
Hi:72
13
Lo:72
6 am
Hi:79
16
Lo:75
12 pm
Hi:81
15
Lo:73
6 pm
Hi:75
11
Fri, Mar 30
Lo:72
12 am
Hi:72
7
Lo:72
6 am
Hi:79
12
Lo:79
12 pm
Hi:81
12
Lo:73
6 pm
Hi:75
7
Sat, Mar 31
Lo:70
12 am
Hi:72
1
Lo:70
6 am
Hi:79
2
Lo:79
12 pm
Hi:82
12
Lo:75
6 pm
Hi:75
11
Thursday, March 1, 2018, 12:00 am — 6:00 am
72 / 70 °F
Passing clouds.
Humidity: 82%
Barometer: 30.04 "Hg
SE
Wind: 2.486 mph
High & Low Weather Summary for March 2018
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 88 °F (Mar 2, 2:53 pm) | 100% (Mar 2, 3:53 am) | 30.27 "Hg (Mar 2, 3:53 am) |
| Low | 51 °F (Mar 15, 5:53 am) | 18% (Mar 23, 4:53 pm) | 29.78 "Hg (Mar 20, 3:53 pm) |
| Average | 71 °F | 64% | 30.05 "Hg |
| * Reported Mar 1 12:53 am — Mar 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 March 1, 2018
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:53 am Thu, Mar 1 | | 72 °F | Passing clouds. | 5 mph | ↑ | 76% | 30.07 "Hg | 10 mi |
| 1:53 am |  | 70 °F | Clear. | 3 mph | ↑ | 81% | 30.06 "Hg | 10 mi |
| 2:53 am | | 69 °F | Passing clouds. | 3 mph | ↑ | 84% | 30.04 "Hg | 10 mi |
| 3:53 am | | 70 °F | Passing clouds. | 3 mph | ↑ | 81% | 30.02 "Hg | 10 mi |
| 4:53 am | | 70 °F | Passing clouds. | No wind | ↑ | 84% | 30.02 "Hg | 10 mi |
| 5:53 am | | 70 °F | Passing clouds. | No wind | ↑ | 84% | 30.03 "Hg | 10 mi |
| 6:53 am |  | 69 °F | Passing clouds. | No wind | ↑ | 87% | 30.06 "Hg | 10 mi |
| 7:53 am | | 73 °F | Scattered clouds. | No wind | ↑ | 81% | 30.07 "Hg | 10 mi |
| 8:53 am | | 76 °F | Passing clouds. | 8 mph | ↑ | 74% | 30.06 "Hg | 10 mi |
| 9:53 am | | 78 °F | Passing clouds. | 10 mph | ↑ | 66% | 30.06 "Hg | 10 mi |
| 10:53 am | | 80 °F | Passing clouds. | 12 mph | ↑ | 60% | 30.06 "Hg | 10 mi |
| 11:53 am | | 81 °F | Passing clouds. | 12 mph | ↑ | 58% | 30.05 "Hg | 10 mi |
| 12:53 pm | | 82 °F | Passing clouds. | 7 mph | ↑ | 56% | 30.03 "Hg | 10 mi |
| 1:53 pm | | 82 °F | Passing clouds. | 13 mph | ↑ | 55% | 30.01 "Hg | 10 mi |
| 2:53 pm | | 82 °F | Passing clouds. | 9 mph | ↑ | 55% | 30.01 "Hg | 10 mi |
| 3:53 pm | | 82 °F | Scattered clouds. | 7 mph | ↑ | 53% | 30.02 "Hg | 10 mi |
| 4:53 pm |  | 80 °F | Partly sunny. | 8 mph | ↑ | 56% | 30.02 "Hg | 10 mi |
| 5:53 pm | | 79 °F | Broken clouds. | 9 mph | ↑ | 58% | 30.02 "Hg | 10 mi |
| 6:53 pm | | 78 °F | Passing clouds. | 8 mph | ↑ | 64% | 30.03 "Hg | 10 mi |
| 7:53 pm | | 77 °F | Passing clouds. | 12 mph | ↑ | 74% | 30.05 "Hg | 10 mi |
| 8:53 pm | | 75 °F | Passing clouds. | 8 mph | ↑ | 79% | 30.07 "Hg | 10 mi |
| 9:53 pm |  | 74 °F | Partly cloudy. | 7 mph | ↑ | 82% | 30.07 "Hg | 10 mi |
| 10:53 pm | | 73 °F | Passing clouds. | 5 mph | ↑ | 84% | 30.08 "Hg | 7 mi |
| Weather by CustomWeather, © 2025 | ||||||||