Best time to visit Key West, FL

A month-by-month travel weather guide based on NOAA 30-year climate normals.

The most comfortable travel window in Key West runs from November through May — 7 months of pleasant temperatures and modest rainfall.

January Excellent
High
74.7°F
Low
62.9°F
Precip
2.01 in

Sweet spot — comfortable highs in the 65-80°F range, mild nights, low rain. Ideal for nearly any outdoor plan.

Daylight ≈ 10h 38m

February Excellent
High
76.5°F
Low
64.3°F
Precip
1.96 in

Sweet spot — comfortable highs in the 65-80°F range, mild nights, low rain. Ideal for nearly any outdoor plan.

Daylight ≈ 11h 10m

March Excellent
High
78.8°F
Low
66.8°F
Precip
1.41 in

Sweet spot — comfortable highs in the 65-80°F range, mild nights, low rain. Ideal for nearly any outdoor plan.

Daylight ≈ 11h 51m

April Good
High
82.7°F
Low
70.9°F
Precip
2.17 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 12h 35m

May Good
High
85.6°F
Low
74.0°F
Precip
3.71 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 13h 12m

June Hot
High
88.0°F
Low
76.8°F
Precip
4.81 in

Summer heat. Avoid midday exertion; aim for morning and evening activities.

Daylight ≈ 13h 30m

July Hot
High
89.8°F
Low
77.8°F
Precip
4.48 in

Summer heat. Avoid midday exertion; aim for morning and evening activities.

Daylight ≈ 13h 23m

August Wet
High
89.7°F
Low
78.5°F
Precip
6.13 in

Frequent rain. Bring waterproof gear; outdoor plans need flexibility.

Daylight ≈ 12h 52m

September Wet
High
88.3°F
Low
77.0°F
Precip
8.24 in

Frequent rain. Bring waterproof gear; outdoor plans need flexibility.

Daylight ≈ 12h 8m

October Wet
High
85.2°F
Low
74.6°F
Precip
6.01 in

Frequent rain. Bring waterproof gear; outdoor plans need flexibility.

Daylight ≈ 11h 25m

November Good
High
80.6°F
Low
69.8°F
Precip
3.28 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 10h 47m

December Excellent
High
76.9°F
Low
66.0°F
Precip
2.22 in

Sweet spot — comfortable highs in the 65-80°F range, mild nights, low rain. Ideal for nearly any outdoor plan.

Daylight ≈ 10h 29m

Looking for similar climates? See Key West's climate twins. Or jump straight to the full climate profile.