Chubut, Argentina · population 93,442 · 6 weather stations within 200 km · records 1853 to 2025
Trelew has an average annual daytime high of 21.0°C, based on the 1951 to 1980 baseline. Its warmest month is January, when highs typically reach 29.1°C, and its coldest is June, with overnight lows near -0.1°C.
These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.
Since 1900, Trelew's average temperature has risen by +1.4°C. Compared to the earliest station records that begin in 1853, 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.
Trelew's average annual daytime high is 21.0°C, based on the 1951 to 1980 baseline period. The warmest month is January, with highs averaging 29.1°C, and the coldest is June, with lows averaging -0.1°C.
January is the warmest month in Trelew, with typical daytime highs of 29.1°C.
2008 is the hottest year on record for Trelew, running +1.4°C above the 1951 to 1980 baseline.
Yes. Since 1900, Trelew has warmed by roughly +1.4°C.
March to November 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.