Florida Keys Weather in July
July in Florida Keys typically sees daytime highs of 31°C (88°F) and nighttime lows of 26°C (79°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Florida Keys in July
Typically around 22 days of rainfall are expected, averaging 138 mm (5.4 in) for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Florida Keys in July
Florida Keys in July gets highs of 31°C (88°F) during the day and drops to 26°C (79°F) at night. For most visitors, the main thing to prepare for is the heat during the day. With overnight lows of 26°C (79°F), nights stay very warm. Air conditioning makes a real difference if you're sensitive to heat. A cold shower before bed can also help you get to sleep more comfortably.
Sunshine in Florida Keys in July
The month enjoys around 326 hours of sunshine, creating mostly sunny days with good weather conditions.Should you favor a climate that's both dry and comfortably warm, January, February, March, April, May, November and December typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Florida Keys's climate page.
Florida Keys Temperature in July
Min Temperature
26°C (79°F)
Max Temperature
31°C (88°F)
Chance of Rain
72%
Precipitation
138 mm (5.4 in)
Rainy days
22 days
Humidity
73%
Sunshine
326 hours
Percentage Sunshine
78%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Florida Keys typically stay consistent throughout July, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in July
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Historical weather for Florida Keys in July
Browse day-by-day weather records for Florida Keys spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Florida Keys historical weather extremes in July
The extremes listed below come from historical weather data collected in Florida Keys from 1976 through 2025.
- The warmest day in July was on July 3, 1992, with a maximum of 36°C (97°F).
- The lowest daytime temperature in July was 26°C (79°F), recorded on July 17, 2013.
- The coldest night in July in Florida Keys was on July 10, 2002, with a minimum of 21°C (70°F).
Best Places in the United States of America in July
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in July →
perfect weather
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What to Wear in Florida Keys in July
Warm temperatures in July make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Florida Keys in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Florida Keys's climate page.
Temperature Rainfall Sunshine Humidity
See the full Florida Keys climate overview or explore weather in the United States of America.
