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Cayman Islands Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Cayman Islands year round climate
Spring (March–May): Average 27.1–28.6°C, warm and comfortable climate, abundant sunshine, rainfall gradually increases. Common activities: snorkeling, diving, beach relaxation. Suggested clothing: light short-sleeved clothing, swimwear, sun hat, sunscreen.
Summer (June–August): Average 29.0–29.8°C, hot and humid, higher rainfall, especially the most rainfall in June. Common activities: water sports, exploring the islands, enjoying the beach. Suggested clothing: light and breathable clothing, swimwear, sunscreen, rain gear.
Autumn (September–November): Average 29.1–28.1°C, temperature gradually decreases, but still warm and humid, high rainfall. Common activities: exploring natural landscapes, historical and cultural sites, enjoying the beach. Suggested clothing: light and breathable clothing, long-sleeved shirts (cooler in the evening), rain gear.
Winter (December–February): Average 26.3–27.1°C, warm and comfortable, less rainfall. Common activities: enjoying the beach, snorkeling, diving, water sports. Suggested clothing: light clothing, light jacket (cooler in the mornings and evenings), swimwear.
Cayman Islands climatological average
Annual average temperature: approx. 28°C / Annual rainfall: approx. 1036 mm / Summer humidity: 75%–85% / Rainiest month: June
Cayman Islands monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
26.5°C
21.1
February
26.3°C
31.9
March
27.1°C
30
April
27.7°C
31.6
May
28.6°C
81.4
June
29°C
185.7
July
29.8°C
69
August
29.8°C
104.4
September
29.8°C
139.9
October
29.1°C
121.4
November
28.1°C
167
December
27.1°C
53.5
Cayman Islands weather for the next seven days
12/19
Friday
Sunny
29.5°C/25.6°C
12/20
Saturday
Sunny
26.8°C/25.1°C
12/21
Sunday
Partly Cloudy
27.5°C/25.7°C
12/22
Monday
Cloudy
28.1°C/25.1°C
12/23
Tuesday
Patchy rain nearby
27.1°C/26°C
12/24
Wednesday
Patchy rain nearby
27.2°C/26.4°C
12/25
Thursday
Patchy rain nearby
26.4°C/25.6°C
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