Guerrero, Mexico · population 61,308 · 167 weather stations within 200 km · records 1769 to 2025
Ixtapa-Zihuatanejo has an average annual daytime high of 30.9°C, based on the 1951 to 1980 baseline. Its warmest month is August, when highs typically reach 31.7°C, and its coldest is February, with overnight lows near 19.9°C.
These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.
Since 1900, Ixtapa-Zihuatanejo's average temperature has risen by +1.6°C. Compared to the earliest station records that begin in 1769, warming totals +1.8°C.
20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.
Daytime highs sit within a comfortable 15°C to 26°C range.
Ixtapa-Zihuatanejo's average annual daytime high is 30.9°C, based on the 1951 to 1980 baseline period. The warmest month is August, with highs averaging 31.7°C, and the coldest is February, with lows averaging 19.9°C.
August is the warmest month in Ixtapa-Zihuatanejo, with typical daytime highs of 31.7°C.
2025 is the hottest year on record for Ixtapa-Zihuatanejo, running +1.2°C above the 1951 to 1980 baseline.
Yes. Since 1900, Ixtapa-Zihuatanejo has warmed by roughly +1.6°C.
any time of year typically offers the most comfortable daytime highs, in the 15°C to 26°C range.
Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.