Monroe County Weather Forecast
Monroe County weather: 83°F, mainly clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Monroe County weather in January
Weather map for Monroe County
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Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Climate in Monroe County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 72° | 67° | 1,3 in | ★★★★☆ |
| February | 72° | 68° | 1,2 in | ★★★★☆ |
| March | 76° | 72° | 2,4 in | ★★★★☆ |
| April | 78° | 74° | 0,9 in | ★★★★★ |
| May | 83° | 80° | 2,3 in | ★★★★☆ |
| June | 85° | 81° | 6,9 in | ★★★☆☆ |
| July | 86° | 82° | 3,0 in | ★★★★☆ |
| August | 87° | 82° | 5,3 in | ★★★☆☆ |
| September | 85° | 81° | 6,7 in | ★★★☆☆ |
| October | 82° | 78° | 5,5 in | ★★★☆☆ |
| November | 78° | 75° | 2,1 in | ★★★★☆ |
| December | 74° | 71° | 3,8 in | ★★★★☆ |
Climate type: Temperate. Source: Open-Meteo archive (ERA5).
Best time to visit Monroe County
Go in January, February, April and May. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: June, August and September - expect the least comfortable mix of heat, cold or rain.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- Avoid long hikes after mid-morning; start at dawn or leave it for a cooler day.
- If your dates are flexible, avoid June, August and September - historically the least comfortable months here.
How Monroe County compares with nearby places
Annual averages, and the difference against Monroe County.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Key West | 0 mi | 78°F | about the same | 41 in |
| Dry Tortugas National Park | 69 mi | 78°F | about the same | 38 in |
| Everglades (UNESCO World Heritage Site) | 75 mi | 76°F | 34°F cooler | 52 in |
| Everglades National Park | 75 mi | 76°F | 34°F cooler | 52 in |
| Key Largo | 91 mi | 78°F | about the same | 42 in |
See the Monroe County forecast by time range
Monroe County weather - more answers
Explore Monroe County
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Monroe County?
Monroe County is a county in Florida. Its coordinates are 24.5551, -81.78. It lies in North America.
What is the weather like in Monroe County right now?
It is currently 83°F (29°C) with mainly clear. Humidity is 63% and wind is 4 mph.
When is the best time to visit Monroe County?
January, February, April and May offer the most comfortable conditions in Monroe County, which has a temperate climate. June, August and September are usually the hardest months for outdoor plans.
What time zone is Monroe County in?
Monroe County observes America/New_York (UTC-04:00). The local time is 10:50 PM.
How many people live in Monroe County?
Monroe County has a population of approximately 82.000.
What is the nearest airport to Monroe County?
The closest airports are Miami International Airport (MIA), 127 mi away and Orlando International Airport (MCO), 269 mi away.
What are the top things to do in Monroe County?
Popular options include Dry Tortugas National Park, Everglades (UNESCO World Heritage Site), Everglades National Park, Key Largo, Biscayne National Park and South Beach.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 23, 2026 at 10:50 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
