Climate-Zone.com

HomeCitiesMexicoSan Juan del RíoTools › Climate trends

Has the climate in San Juan del Río changed?

San Juan del Río has cooled about 4.1°F between 1995 and 2020.

About 1.6°F per decade, measured from San Juan del Río's official daily weather records, 1995–2020. Individual years still bounce around — some recent ones came in cool — but the long-term line has clearly risen.

Is that a lot? San Juan del Río's climate has warmed more slowly than most other cities in Mexico.

What has actually changed

Each card compares the 1970s (the first ten years of the record) with recent years (the last ten) — the same span the headline and the chart use.

Freezing nights
1 fewer night
1970s
1 / yr
Recent
0 / yr
Milder winters — fewer frosts
Average temperature
−2.7°F
1970s
66.9°F
Recent
64.2°F
A small downward drift
Hot days above 90°F
4 fewer days
1970s
5 / yr
Recent
1 / yr
Slightly fewer hot days
Rainy days
33 more days
1970s
16 / yr
Recent
49 / yr
Wetter on average

San Juan del Río's temperature, year by year

Average temperature for each year from 1995 to 2020.

61°63°65°67°69°1995: 68.4°F1996: 66.6°F1997: 66.6°F1998: 68.3°F1999: 66.1°F2000: 66.5°F2001: 65.6°F2002: 66.6°F2003: 67.0°F2004: 66.2°F2005: 66.9°F2006: 66.2°F2007: 66.3°F2008: 64.9°F2009: 66.0°F2010: 63.8°F2011: 64.5°F2012: 63.9°F2013: 64.2°F2014: 63.7°F2015: 62.8°F2016: 64.1°F2017: 64.0°F2018: 65.4°F2019: 64.6°F2020: 64.3°Flong-term trend1995200020102020
a warmer-than-average year a cooler-than-average year

Each bar is one year. Most recent years sit above the older ones. Some recent years still came in cool — warming is a slope, not a straight climb.

Methodology & sources

Temperature — the official 1991–2020 climate normals from CONAGUA / SMN, Mexico's national weather service, measured at San Juan Del Rio (dge), about 2 km from the city centre.

How we build these numbers →