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Weather & Climate
Marathon, Florida, United States
Overview
Climate data and monthly weather averages for Marathon.
Key Metrics
Annual Avg
26°C
Summer Avg
29°C
Winter Avg
22.9°C
Record High
31.6°C
Record Low
10.2°C
Annual Precipitation
1028.1 mm
Avg Humidity
77%
Summer Humidity
76%
Winter Humidity
78%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 26.6° | 22.1° | 10.2° | 26 | 77% | 119 | 53.6 |
| Feb | 26.6° | 22.8° | 11.4° | 33 | 79% | 134 | 52.8 |
| Mar | 27.9° | 23.6° | 14.8° | 25.4 | 76% | 183 | 50.4 |
| Apr | 29.4° | 25.2° | 17.7° | 46.5 | 75% | 198 | 43.9 |
| May | 29.3° | 26.7° | 22.5° | 102 | 76% | 207 | 48 |
| Jun | 31° | 28.4° | 25° | 153.3 | 78% | 188 | 46.1 |
| Jul | 31.2° | 29.1° | 26.3° | 128.7 | 76% | 197 | 85.3 |
| Aug | 31.6° | 29.5° | 26.4° | 152.8 | 75% | 189 | 78 |
| Sep | 31.1° | 28.9° | 24.6° | 166.8 | 77% | 161 | 121.9 |
| Oct | 30.1° | 27.6° | 18.8° | 109.4 | 77% | 148 | 103.8 |
| Nov | 29.1° | 25.2° | 17.6° | 49.8 | 76% | 123 | 70.5 |
| Dec | 27.1° | 23.7° | 12.4° | 34.4 | 78% | 113 | 54.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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