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Coatzacoalcos Weather by Month
Average temperatures, rainfall and humidity for Coatzacoalcos, Mexico, month by month, built from OpenWeather’s historical records. Use it to see what a typical Coatzacoalcos month looks like before you travel — then check the live Coatzacoalcos forecast for the days ahead.
Warmest month
May
33°C average high
Coolest month
January
19°C average low
Wettest month
October
160 mm of rain
Driest month
May
50 mm of rain
Average temperature and rainfall in Coatzacoalcos by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 26°C | 19°C | 13°C / 34°C | 62 mm | 86% | 15 km/h |
| February | 27°C | 20°C | 11°C / 35°C | 51 mm | 83% | 15 km/h |
| March | 29°C | 21°C | 8°C / 38°C | 54 mm | 80% | 15 km/h |
| April | 32°C | 23°C | 14°C / 39°C | 58 mm | 76% | 15 km/h |
| May | 33°C | 24°C | 16°C / 42°C | 50 mm | 75% | 14 km/h |
| June | 32°C | 24°C | 21°C / 42°C | 89 mm | 81% | 12 km/h |
| July | 31°C | 24°C | 15°C / 36°C | 101 mm | 81% | 13 km/h |
| August | 31°C | 24°C | 21°C / 37°C | 95 mm | 82% | 12 km/h |
| September | 31°C | 24°C | 21°C / 37°C | 124 mm | 84% | 11 km/h |
| October | 30°C | 23°C | 17°C / 37°C | 160 mm | 84% | 13 km/h |
| November | 28°C | 21°C | 14°C / 34°C | 101 mm | 84% | 15 km/h |
| December | 27°C | 20°C | 13°C / 34°C | 56 mm | 84% | 15 km/h |
Best time to visit Coatzacoalcos
The most comfortable time to visit Coatzacoalcos is generally December to February, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around October, totalling about 1,000 mm a year.
Travellers who prefer heat should aim for May, when highs average 33°C. October is the month to avoid if rain would spoil your plans — it averages 160 mm, roughly 3× the rainfall of the driest month (May).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Coatzacoalcos forecast for what is happening now.
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