Currently: 84 °F. Scattered clouds. (Weather station: Key West International Airport, USA). See more current weatherCity of Marathon Extended Forecast with high and low temperatures
°F
Time
Wind
(mph)
(mph)
Rain/Snow
()
()
Temp
(°F)
(°F)
81
82
83
84
85
86
87
88
89
90
91
92
93
Jun 22 – Jun 28
0.04
Lo:84
Tue, 24
Hi:90
17
0.06
Lo:83
Wed, 25
Hi:90
12
0.01
Lo:82
Thu, 26
Hi:90
5
0.05
Lo:84
Fri, 27
Hi:92
11
0.02
Lo:85
Sat, 28
Hi:91
16
Jun 29 – Jul 5
0.02
Lo:84
Sun, 29
Hi:91
16
0.03
Lo:84
Mon, 30
Hi:91
15
0.02
Lo:83
Tue, 1
Hi:91
7
Lo:84
Wed, 2
Hi:85
3
0.02
Lo:84
Thu, 3
Hi:86
9
0.05
Lo:84
Fri, 4
Hi:89
11
Lo:85
Sat, 5
Hi:90
12
Jul 6 – Jul 12
Lo:85
Sun, 6
Hi:89
9
Lo:85
Mon, 7
Hi:89
3
Lo:85
Tue, 8
Hi:89
6
2 Week Extended Forecast in City of Marathon, Florida, USA
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Tue Jun 24 |  | 90 / 84 °F | Passing showers. Scattered clouds. | 100 °F | 17 mph | ↑ | 63% | 42% | 0.04" | 7 (High) | 6:36 am | 8:16 pm |
| Wed Jun 25 |  | 90 / 83 °F | Tstorms early. Mostly sunny. | 100 °F | 12 mph | ↑ | 64% | 19% | 0.06" | 10 (Very high) | 6:37 am | 8:17 pm |
| Thu Jun 26 | | 90 / 82 °F | Showers early. Increasing cloudiness. | 100 °F | 5 mph | ↑ | 64% | 22% | 0.01" | 3 (Moderate) | 6:37 am | 8:17 pm |
| Fri Jun 27 | | 92 / 84 °F | Passing showers. Cloudy. | 105 °F | 11 mph | ↑ | 66% | 44% | 0.05" | 7 (High) | 6:37 am | 8:17 pm |
| Sat Jun 28 |  | 91 / 85 °F | Cloudy. | 102 °F | 16 mph | ↑ | 66% | 41% | 0.02" | 7 (High) | 6:38 am | 8:17 pm |
| Sun Jun 29 | | 91 / 84 °F | Showers late. Breaks of sun late. | 102 °F | 16 mph | ↑ | 63% | 23% | 0.02" | 7 (High) | 6:38 am | 8:17 pm |
| Mon Jun 30 | | 91 / 84 °F | Showers late. Cloudy. | 103 °F | 15 mph | ↑ | 65% | 39% | 0.03" | 7 (High) | 6:38 am | 8:17 pm |
| Tue Jul 1 |  | 91 / 83 °F | Morning clouds. | 92 °F | 7 mph | ↑ | 69% | 40% | 0.02" | 7 (High) | 6:39 am | 8:17 pm |
| Wed Jul 2 | | 85 / 84 °F | Cloudy. | 90 °F | 3 mph | ↑ | 62% | 6% | 0.00" | 7 (High) | 6:39 am | 8:17 pm |
| Thu Jul 3 | | 86 / 84 °F | Tstorms early. Mostly cloudy. | 93 °F | 9 mph | ↑ | 68% | 43% | 0.02" | 7 (High) | 6:39 am | 8:17 pm |
| Fri Jul 4 |  | 89 / 84 °F | Scattered tstorms late. Mostly cloudy. | 94 °F | 11 mph | ↑ | 70% | 78% | 0.05" | 5 (Moderate) | 6:40 am | 8:17 pm |
| Sat Jul 5 | | 90 / 85 °F | Scattered clouds. | 96 °F | 12 mph | ↑ | 72% | 6% | 0.00" | 5 (Moderate) | 6:40 am | 8:17 pm |
| Sun Jul 6 | | 89 / 85 °F | Tstorms early. Breaks of sun late. | 97 °F | 9 mph | ↑ | 73% | 14% | 0.00" | 5 (Moderate) | 6:40 am | 8:17 pm |
| Mon Jul 7 | | 89 / 85 °F | Mostly sunny. | 94 °F | 3 mph | ↑ | 66% | 5% | 0.00" | 10 (Very high) | 6:41 am | 8:17 pm |
| Tue Jul 8 | | 89 / 85 °F | Scattered clouds. | 95 °F | 6 mph | ↑ | 70% | 6% | 0.00" | 3 (Moderate) | 6:41 am | 8:17 pm |
| * Updated Tuesday, June 24, 2025 5:24:11 am City of Marathon time - Weather by CustomWeather, © 2025 | ||||||||||||