June could be a good time to visit Key West, as the weather is generally fine. The average high temperature is around +29°C, and there are typically 5 sunny days in June. However, expect about 17 rainy days, and total monthly rainfall of approximately 129 mm. The weather is changeable so pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+29°C
Avg. max. temperature
+22°C
Min.
+34°C
Max.
129 mm
Total precipitation
76%
Avg. humidity
3 m/s
Avg. wind
5 ☀️
Sunny Days
4 ⛅️
Cloudy
17 🌦
Rainy
Our opinion: Key West has OK weather in June.
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Average temperature in Key West in June
Here are the expected maximum, average and minimum temperatures in Key West for June based on the historical data.
Last Year
Historical Data
The expected average maximum temperature in June is +32°C with a maximum of +34°C and a minimum of +25°C.
The average maximum temperature goes up 22% by the end of the month, compared with the beginning of the month, from +30°C to +32°C.
Is Key West warm or cold in June?
Key West is typically warm in June.
Maximum temperatures go up compared to the previous month from +28°C to +29°C. The minimum temperature also goes up from +25°C to +26°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how June is compared to other months in Key West:
Climate in Key West in June
Key West weather looks like this, on average, in June and the surrounding months.
May
June
July
Avg. temperature
+28°C
+29°C
+30°C
Min. temperature
+18°C
+22°C
+23°C
Max. temperature
+33°C
+34°C
+35°C
Rainfall
84 mm
129 mm
96 mm
Wind
4 m/s
3 m/s
3 m/s
Humidity
74%
76%
74%
Air pressure
1014 HPa
1015 HPa
1016 HPa
Sunny days
10
5
4
Cloudy days
6
4
4
Rainy days
14
17
15
Snowy days
0
0
0
June typically has worse weather conditions compared to May.It’s getting warmer as June arrives. The average maximum temperature goes up from +28°C to +29°C during the day.Prepare for more rain. Average rainfall goes from 84 mm to 129 mm.Humidity rises from 74% to 76%.Winds are calmer in comparison to May, going down from 4 m/s to 3 m/s on average.The days becoming less sunny, going from 10 sunny days in May to 5 in June.
But maybe it is worth considering traveling in July as the weather gets better.
Wind speed in Key West in June based on historical data.
Last Year
Historical Data
The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Key West is gradually increasing during June, going from 3 m/s to 3 m/s over the course of the month.
Rain
Amount of rainfall in mm during June in Key West based on historical data.
Last Year
Historical Data
Total precipitation in June is about 130 mm, with a 57% chance of rain on a typical day. The maximum amount of rainfall per day is around 24 mm, which is considered light rain.June is a pretty wet month with over 17 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how June is compared with other months in the amount of precipitation, total mm:
Key West wettest month is September, where a typical day has a 70% chance of precipitation and 173 mm of rainfall per day. February, on the other hand, is the driest month with a mere 32% chance of precipitation and 38 mm of rainfall per day.
How was the weather last June in Key West?
This is the weather in Key West in June 2025:
1 June
☁️
+30°C
2 June
🌧️
+29°C
3 June
🌧️
+30°C
4 June
🌧️
+32°C
5 June
☀️
+31°C
6 June
☀️
+29°C
7 June
☀️
+30°C
8 June
🌧️
+31°C
9 June
🌧️
+31°C
10 June
☀️
+31°C
11 June
☀️
+31°C
12 June
🌧️
+31°C
13 June
☀️
+31°C
14 June
☀️
+32°C
15 June
☀️
+32°C
16 June
☀️
+34°C
17 June
☀️
+32°C
18 June
🌧️
+32°C
19 June
☀️
+32°C
20 June
☀️
+32°C
21 June
☀️
+32°C
22 June
☀️
+32°C
23 June
☀️
+33°C
24 June
☀️
+33°C
25 June
🌧️
+31°C
26 June
🌧️
+31°C
27 June
☀️
+34°C
28 June
☀️
+34°C
29 June
☀️
+34°C
30 June
🌧️
+32°C
In June 2025 Key West had 19 sunny days, 1 cloudy days, and 10 rainy days. The average maximum temperature was +32°C, with an absolute maximum of +34°C and a minimum of +29°C. The average humidity was 73%, with a maximum of 94% and a minimum of 55%. The average wind speed was 3 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in June?
Climate Change over Years
This is how Key West climate have been changing during last 43 years period.
The climate in Key West in June has not changed much over the last 43 years.
The average temperature was the lowest in 1981 (+25°C) and the highest in 2019 (+29°C). The driest year was 2009 with only 624 mm of rainfall, and the wettest year was 2024 with 1925 mm.
FAQ
Frequently asked questions about the weather in Key West in June:
Is June a good time to visit Key West?
It’s always a good time to visit Key West, but the weather is changeable in June, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Key West in June?
June is warm in Key West. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.
Is Key West rainy in June?
Key West is often rainy in June. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Key West in June?
Usually, it’s not very sunny in Key West in June, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
For this page, we’ve looked at the typical weather in Key West, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
