Cozumel Climate by Month
Cozumel, Quintana Roo, Mexico
Warm all year, with rain spread through the year.
Warm all year, with rain spread through the year: that's Cozumel's climate in short. Expect highs of 91°F (33°C) in August and 82°F (28°C) in January, with the coldest nights (January) near 67°F (20°C). It gets 51 in (1303 mm) of rain a year, spread across the months.
- Warmest month
- 91°F(33°C)
- Average high, August
- Coldest nights
- 67°F(20°C)
- Average low, January
- Rain per year
- 51 in(1303 mm)
- No clear rainy season
- Humidity
- 77%
- Sunniest: July
Best and worst months in Cozumel
Best for weatherJanuary to March are the best time for weather in Cozumel: highs near 84°F (29°C) and about 1.7 in (44 mm) of rain a month.
Least pleasantOctober is the least pleasant month: it's the wettest, with 11 in (274 mm) of rain.
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in March.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Cozumel weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuaryBest | 82°F(28°C) | 67°F(20°C) | 2.7 in(68 mm) | 78% | 4.0 |
| FebFebruaryBest | 84°F(29°C) | 69°F(20°C) | 1.6 in(40 mm) | 78% | 4.9 |
| MarMarchBest | 85°F(30°C) | 70°F(21°C) | 0.9 in(23 mm) | 74% | 5.5 |
| AprApril | 88°F(31°C) | 73°F(23°C) | 2.0 in(51 mm) | 74% | 5.7 |
| MayMay | 90°F(32°C) | 76°F(24°C) | 3.7 in(95 mm) | 74% | 5.9 |
| JunJune | 90°F(32°C) | 77°F(25°C) | 6.5 in(164 mm) | 77% | 5.7 |
| JulJuly | 91°F(33°C) | 77°F(25°C) | 3.1 in(78 mm) | 78% | 6.0 |
| AugAugust | 91°F(33°C) | 77°F(25°C) | 4.6 in(116 mm) | 78% | 5.7 |
| SepSeptember | 90°F(32°C) | 76°F(24°C) | 7.5 in(191 mm) | 81% | 5.3 |
| OctOctober | 88°F(31°C) | 74°F(24°C) | 11 in(274 mm) | 80% | 4.6 |
| NovNovember | 85°F(30°C) | 71°F(22°C) | 4.8 in(121 mm) | 76% | 4.2 |
| DecDecember | 83°F(29°C) | 69°F(21°C) | 3.2 in(82 mm) | 77% | 3.9 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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