Zacatecas, Mexico · population 105,488 · 329 weather stations within 200 km · records 1769 to 2025
Fresnillo has an average annual daytime high of 23.5°C, based on the 1951 to 1980 baseline. Its warmest month is May, when highs typically reach 27.9°C, and its coldest is January, with overnight lows near 2.2°C.
These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.
Since 1900, Fresnillo's average temperature has risen by +1.7°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.
Fresnillo's average annual daytime high is 23.5°C, based on the 1951 to 1980 baseline period. The warmest month is May, with highs averaging 27.9°C, and the coldest is January, with lows averaging 2.2°C.
May is the warmest month in Fresnillo, with typical daytime highs of 27.9°C.
2023 is the hottest year on record for Fresnillo, running +1.5°C above the 1951 to 1980 baseline.
Yes. Since 1900, Fresnillo has warmed by roughly +1.7°C.
January to December 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.