Key West, FL weather in June
Key West is hot and oppressively humid in June, with frequent rain: highs average 89°F and nights drop to about 79°F. Rain falls on about 11 days.
- Normal high
- 89°F
- Normal low
- 79°F
- Wet days
- 11
- 4.2 in total
- Muggy days
- 30
- dew point 65°F+
How June changes from start to finish
| June 1 | June 30 | |
|---|---|---|
| Normal high | 88°F | 90°F |
| Normal low | 78°F | 80°F |
| Chance of a wet day | 34% | 38% |
| Sunrise / sunset | 6:38 am / 8:11 pm | 6:41 am / 8:19 pm |
| Daylight | 13.6 h | 13.6 h |
Chance of a wet day: average for the first and last 7 days of the month. Times are local clock time (Eastern Time).
A typical June day
- 6 am81°Fdew point 74°F
- 9 am84°Fdew point 75°F
- Noon86°Fdew point 75°F
- 3 pm86°Fdew point 75°F
- 6 pm85°Fdew point 74°F
- 9 pm82°Fdew point 74°F
NOAA hourly normals (local standard time) from Key West Intl Airport (2 mi away); average wind 9 mph; clear or few clouds in 65% of daytime hours, mostly cloudy or overcast in 19%.
What kind of days to expect
- Comfortable dayshigh 65-80°F and dew point under 60°F0 of 30
- Beach dayshigh 80-95°F, under 0.05 in of rain, afternoon wind under 15 mph21 of 30
- Hot dayshigh 90°F or more7 of 30
- Muggy daysdaily mean dew point 65°F or more30 of 30
- Wet daysat least 0.01 in of rain or melted snow11 of 30
- Notable rainat least 0.10 in6 of 30
- Freezing nightslow 32°F or below0 of 30
Average days per June, counted from daily records for each year 1991-2020.
Rain in June
Normal precipitation is 4.2 in; a dry June brings about 2.1 in and a wet one about 6.3 in (25th and 75th percentiles). About 3 days bring half an inch or more, and about 1 an inch or more.
How June varies from year to year
- Warmest June, 1991-20201994: average high 90°F
- Coolest June2012: average high 86°F
- Wettest June1992: 11.8 in
- Driest June1994: 0.3 in
- Highest reading94°F (June 30, 2015)
- Lowest reading71°F (June 25, 2003)
From the station's daily records with NOAA quality flags removed; most recent date shown when a reading repeats.
June compared with May and July
| May | June | July | |
|---|---|---|---|
| Normal high | 86°F | 89°F | 90°F |
| Normal low | 76°F | 79°F | 81°F |
| Wet days | 8 | 11 | 12 |
| Comfortable days | 0 | 0 | 0 |
| Daylight | 13.3 h | 13.6 h | 13.5 h |
Highs change by +3°F from May and +1°F into July.
How Key West ranks in June
- Normal high107th warmest of 378 cities; 18th of 23 in Florida
- Wet days262nd driest of 378
- Comfortable days300th most of 340
What to pack for Key West in June
- Light, breathable clothing – highs near 89°F and about 30 muggy days
- A rain jacket or umbrella – rain on about 11 days
- A swimsuit – about 21 beach days
Heating and cooling
June has 0 heating degree days and 572 cooling degree days (base 65°F), 11% of the year's total heating and cooling demand.
Questions
How hot is Key West in June?
The normal high is 89°F and the normal low is 79°F. From 1991 to 2020 the hottest June reading was 94°F (June 30, 2015).
Does it rain a lot in Key West in June?
About 11 days in June have at least 0.01 in of precipitation, and the normal total is 4.2 in. The wettest June in 1991-2020 was in 1992 (11.8 in); the driest was in 1994 (0.3 in).
Is June a good time to visit Key West?
June ranks 8th of 12 months on our comfort score for Key West (47 out of 100). It has almost no comfortable days and about 7 days at 90°F or hotter. The best months are January, February and March.
Where the numbers come from
- Temperature, rain, frost dates, humidity and wind by hour and cloud cover: Key West Intl Airport (USW00012836), 1.9 mi E of the city center, 4 ft . NOAA normals and daily records, 1991-2020.
- Daily humidity and wind: Key West International Airport (722010-12836), 1.7 mi E of the city center, 1 ft . Hourly observations, 1991-2020.
- Not available for this location: snowfall and snow depth (no station close enough or similar enough in elevation).