Weather Averages for Marathon, FL
7-day Forecast / 10-day Forecast
| Sunday |
|
High: 85°F Low: 75°F |
Sunny |
|
| Monday |
|
High: 83°F Low: 75°F |
Sunny |
|
| Tuesday |
|
High: 85°F Low: 76°F |
Sunny |
|
| Wednesday |
|
High: 86°F Low: 80°F |
Patchy rain nearby |
|
| Thursday |
|
High: 85°F Low: 80°F |
Sunny |
|
Average temperature over 10 years |
°F |
77 |
68 |
69 |
73 |
75 |
78 |
82 |
82 |
84 |
80 |
78 |
73 |
69 |
Average high temperature over 10 years |
°F |
84 |
75 |
77 |
80 |
82 |
86 |
89 |
89 |
91 |
89 |
84 |
80 |
75 |
Average low temperature over 10 years |
°F |
69 |
62 |
64 |
66 |
69 |
73 |
75 |
75 |
77 |
73 |
71 |
66 |
62 |
Highest recorded temperature over 10 years |
°F |
98 |
84 |
87 |
87 |
89 |
95 |
96 |
95 |
98 |
93 |
93 |
89 |
84 |
Lowest recorded temperature over 10 years |
°F |
42 |
44 |
44 |
51 |
57 |
62 |
64 |
64 |
66 |
66 |
55 |
48 |
42 |
Average number of rainy days over 9 years |
days |
76 |
5 |
3.7 |
4.6 |
5.1 |
6.7 |
7.4 |
6.8 |
7.3 |
11.2 |
9.2 |
3.9 |
5.1 |
Average number of days above 90°F over 10 years |
days |
88.9 |
- |
- |
- |
5.7 |
10.1 |
14.5 |
16.8 |
18.7 |
14.5 |
8.6 |
- |
- |
Average precipitation over 9 years |
in |
43.4 |
2.2 |
1.5 |
1.8 |
2.2 |
3.9 |
4.6 |
4.0 |
4.5 |
7.9 |
6.3 |
2.2 |
2.3 |
Average relative humidity over 13 years |
% |
75 |
79 |
78 |
75 |
73 |
73 |
75 |
72 |
73 |
77 |
75 |
77 |
78 |
Average dew point over 13 years |
°F |
68 |
60 |
62 |
64 |
66 |
69 |
73 |
73 |
75 |
73 |
69 |
66 |
62 |
Check weather averages for nearby locations (some locations might offer more data):
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