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Weather in Key Biscayne, FL
92°
Key Biscayne, Saturday, 8 August, 15:54
Mostly clear. Feels like 105°. High 92°, low 80°.
Pressure30.03 inHg
Wind4 mph NE 
Humidity70%
Visibility6.2 mi
Dew point81°
Sat, 08August
92°/80°
92°/80°Sun, 09August88°/82°
88°/82°Mon, 10August87°/84°
87°/84°Tue, 11August87°/84°
87°/84°Wed, 12August87°/84°
87°/84°Thu, 13August
87°/85°
87°/85°Fri, 14August88°/84°
88°/84° | 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| | | | | | | | |  | |  | |
| Temperature | 92° | 83° | 82° | 80° | 84° | 87° | 91° | 92° | 92° | 91° | 88° | 84° |
| Feels like | 92° | 89° | 87° | 85° | 91° | 96° | 102° | 104° | 105° | 103° | 100° | 93° |
Pressure, inHg  | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.03 | 30.03 | 30.03 | 30.06 |
| Wind, mph | 6.8 | 6.8 | 6.8 | 6.8 | 6.8 | 6.8 | 6.8 | 6.8 | 4.9 | 4.7 | 5.4 | 6.5 |
Humidity, %  | 68% | 68% | 68% | 68% | 68% | 68% | 68% | 68% | 70% | 68% | 71% | 74% |
| Precipitation | 0.01 in | 0.01 in | 0.01 in | 0.01 in | 0.01 in | 0.01 in | 0.01 in | 0.01 in | 0 in | 0 in | 0 in | 0 in |
| Visibility | — | — | — | — | — | — | — | — | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi |
| 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| | | | |  | | | | | | | |
| Temperature | 83° | 82° | 83° | 82° | 83° | 86° | 88° | 87° | 87° | 85° | 85° | 85° |
| Feels like | 89° | 88° | 88° | 87° | 88° | 93° | 97° | 98° | 95° | 92° | 92° | 93° |
| Pressure, inHg | 30.06 | 30.06 | 30.03 | 30.03 | 30.06 | 30.09 | 30.12 | 30.09 | 30.06 | 30.06 | 30.09 | 30.09 |
| Wind, mph | 6.6 | 6.4 | 6 | 6.5 | 5.7 | 5.8 | 6.2 | 6.1 | 4.5 | 5.1 | 5.4 | 6.4 |
| Humidity, % | 73% | 73% | 71% | 71% | 70% | 67% | 65% | 68% | 66% | 66% | 70% | 71% |
| Precipitation | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in |
| Visibility | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi |
| 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| | | | | | | | | | | | |
| Temperature | 84° | 84° | 84° | 84° | 84° | 86° | 87° | 87° | 87° | 87° | 85° | 85° |
| Feels like | 93° | 92° | 92° | 91° | 91° | 95° | 96° | 96° | 96° | 95° | 95° | 94° |
| Pressure, inHg | 30.09 | 30.09 | 30.06 | 30.09 | 30.09 | 30.12 | 30.15 | 30.12 | 30.12 | 30.09 | 30.12 | 30.15 |
| Wind, mph | 6.8 | 6.7 | 6.5 | 6.1 | 5.6 | 6.8 | 5.6 | 5.1 | 4.9 | 5 | 5.8 | 6 |
| Humidity, % | 74% | 75% | 74% | 71% | 74% | 71% | 67% | 66% | 66% | 66% | 74% | 72% |
| Precipitation | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in |
| Visibility | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi |
| 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| | | | | | | | | | | | |
| Temperature | 85° | 85° | 85° | 84° | 85° | 86° | 86° | 87° | 87° | 86° | 85° | 85° |
| Feels like | 94° | 93° | 91° | 91° | 91° | 93° | 94° | 95° | 95° | 95° | 95° | 95° |
| Pressure, inHg | 30.12 | 30.12 | 30.09 | 30.09 | 30.12 | 30.12 | 30.12 | 30.12 | 30.09 | 30.06 | 30.06 | 30.09 |
| Wind, mph | 6 | 5.9 | 5.2 | 5 | 5.2 | 4.9 | 4.9 | 3.9 | 3.8 | 4.8 | 5.5 | 5.8 |
| Humidity, % | 73% | 74% | 68% | 70% | 69% | 67% | 65% | 64% | 65% | 69% | 74% | 75% |
| Precipitation | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in |
| Visibility | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi |
| 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| | | | | | | | | | | | |
| Temperature | 85° | 84° | 85° | 84° | 84° | 85° | 86° | 87° | 86° | 85° | 85° | 85° |
| Feels like | 95° | 93° | 94° | 93° | 93° | 94° | 95° | 96° | 95° | 94° | 93° | 92° |
| Pressure, inHg | 30.09 | 30.06 | 30.03 | 30.03 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 |
| Wind, mph | 5.7 | 4.8 | 4.1 | 3.7 | 3.5 | 3.7 | 3.8 | 3.9 | 5.7 | 5.7 | 5.7 | 5.7 |
| Humidity, % | 75% | 75% | 75% | 75% | 74% | 71% | 69% | 69% | 69% | 69% | 69% | 69% |
| Precipitation | 0 in | 0.02 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in |
| Visibility | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | 6.2 mi | — | — | — | — |
| 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | | | | | | | | | | | | |
| Temperature | 86° | 85° | 85° | 85° | 85° | 86° | 86° | 86° | 86° | 86° | 86° | 85° |
| Feels like | 86° | 92° | 93° | 93° | 93° | 94° | 94° | 94° | 94° | 94° | 93° | 93° |
| Pressure, inHg | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 | 30.06 |
| Wind, mph | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 |
| Humidity, % | 65% | 65% | 65% | 65% | 65% | 65% | 65% | 65% | 65% | 65% | 65% | 65% |
| Precipitation | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in |
| Visibility | — | — | — | — | — | — | — | — | — | — | — | — |
| 00:00 | 02:00 | 04:00 | 06:00 | 08:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 | 22:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| | | | | | | | | | | | |
| Temperature | 88° | 85° | 85° | 85° | 86° | 86° | 87° | 87° | 87° | 86° | 86° | 86° |
| Feels like | 88° | 94° | 93° | 92° | 93° | 94° | 95° | 95° | 95° | 95° | 95° | 95° |
| Pressure, inHg | 30.12 | 30.12 | 30.12 | 30.12 | 30.12 | 30.12 | 30.12 | 30.12 | 30.12 | 30.12 | 30.12 | 30.12 |
| Wind, mph | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Humidity, % | 61% | 61% | 61% | 61% | 61% | 61% | 61% | 61% | 61% | 61% | 61% | 61% |
| Precipitation | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in | 0 in |
| Visibility | — | — | — | — | — | — | — | — | — | — | — | — |
Sun and moon today
Day length — 13 h 12 min
Sunrise — 06:50
Sunset — 20:02
Sunrise and sunset in local time
Waning crescent, 21%
Sunrise — —
Sunset — —
Key Biscayne, FL climate by month
The annual average temperature in Key Biscayne, FL is 76.2°. The warmest month is August (average high 86°), and the coldest is January (average low 64.2°). About 43.5 inches of precipitation fall per year, most of it in June (6.6 in). Figures are 60-year climate normals and records from 66 years of observations.
| Month | High | Low | Precipitation | Wet days | Record high | Record low |
|---|---|---|---|---|---|---|
| January | 73.7° | 64.2° | 1.9 in | 8 | 82.9° (2010) | 37.4° (1985) |
| February | 74.8° | 65.2° | 1.9 in | 8 | 86.7° (2017) | 41.5° (1973) |
| March | 77.1° | 67.3° | 2.1 in | 7 | 88.7° (2022) | 38.8° (1980) |
| April | 80° | 70.5° | 2.0 in | 8 | 95.7° (2020) | 50.2° (1987) |
| May | 82.6° | 73.9° | 4.0 in | 13 | 97.2° (2024) | 59.4° (1992) |
| June | 84.3° | 76.8° | 6.6 in | 20 | 93° (2020) | 67.5° (1984) |
| July | 85.8° | 78.3° | 4.4 in | 21 | 93.7° (2023) | 72.5° (1976) |
| August | 86° | 78.5° | 5.6 in | 23 | 94.1° (2023) | 72.9° (2018) |
| September | 84.6° | 77.4° | 6.1 in | 22 | 91.6° (2023) | 66.6° (2022) |
| October | 82° | 74.8° | 4.5 in | 16 | 91.8° (2023) | 54.5° (2017) |
| November | 78.3° | 70.5° | 2.5 in | 10 | 88.5° (2002) | 48.2° (2018) |
| December | 75.4° | 67° | 1.9 in | 8 | 86.2° (2019) | 36° (1989) |
Weather history
Temperature extremes over 66 years
August 8 temperatures in Key Biscayne, FL over 66 years
high: 90.3° (2023)low: 75.4° (2022)
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84°Weather in Annapolis, MD90°Weather in Atlanta, GA91°Weather in Augusta, ME80°Weather in Austin, TX97°Weather in Baton Rouge, LA95°Weather in Bismarck, ND91°Weather in Boise, ID93°Weather in Boston, MA91°Weather in Carson City, NV96°Weather in Charleston, WV91°Weather in Charlotte Amalie, VI84°Weather in Cheyenne, WY94°Weather in Columbia, SC90°Weather in Columbus, OH88°Weather in Concord, NH87°Weather in Denver, CO98°Weather in Des Moines, IA82°Weather in Dover, DE87°Weather in Frankfort, KY91°Weather in Harrisburg, PA84°Weather in Hartford, CT89°Weather in Helena, MT91°Weather in Honolulu, HI82°Weather in Indianapolis, IN87°Weather in Jackson, MS90°Weather in Jefferson City, MO87°Weather in Juneau, AK49°Weather in Lansing, MI84°Weather in Lincoln, NE77°Weather in Little Rock, AR88°Weather in Madison, WI80°Weather in Montgomery, AL93°Weather in Montpelier, VT82°Weather in Nashville, TN91°Weather in Oklahoma City, OK104°Weather in Olympia, WA76°Weather in Phoenix, AZ107°Weather in Pierre, SD93°Weather in Providence, RI90°Weather in Raleigh, NC91°Weather in Richmond, VA94°Weather in Sacramento, CA92°Weather in Salem, OR84°Weather in Salt Lake City, UT99°Weather in San Juan, PR89°Weather in Santa Fe, NM92°Weather in Springfield, IL90°Weather in St. Paul, MN84°Weather in Tallahassee, FL93°Weather in Topeka, KS90°Weather in Trenton, NJ85°Weather in Washington, DC93°Weather in Villa Sabine, FL92°Weather in Villa Tasso, FL90°Weather in Vitis, FL94°Weather in Wall Springs, FL91°Weather in Walsingham, FL90°Weather in Waters Lake, FL92°Weather in Weathersfield, FL93°Weather in Welcome, FL93°Weather in West Deerfield Beach, FL92°Weather in West Dixie Bend, FL92°Weather in West Eau Gallie, FL88°Weather in West Palm Beach Farms, FL92°Weather in West Scenic Park, FL92°Weather in Westgate Lake Manor, FL92°Weather in Whispering Pines, FL94°Weather in White Beach, FL89°Weather in Whites Landing, FL90°Weather in Whitfield Estates, FL90°Weather in Whitney, FL91°Weather in Wilbur-by-the-Sea, FL81°
92°Weather in Villa Tasso, FL90°Weather in Vitis, FL94°Weather in Wall Springs, FL91°Weather in Walsingham, FL90°Weather in Waters Lake, FL92°Weather in Weathersfield, FL93°Weather in Welcome, FL93°Weather in West Deerfield Beach, FL92°Weather in West Dixie Bend, FL92°Weather in West Eau Gallie, FL88°Weather in West Palm Beach Farms, FL92°Weather in West Scenic Park, FL92°Weather in Westgate Lake Manor, FL92°Weather in Whispering Pines, FL94°Weather in White Beach, FL89°Weather in Whites Landing, FL90°Weather in Whitfield Estates, FL90°Weather in Whitney, FL91°Weather in Wilbur-by-the-Sea, FL81°