Mexico · 1991–2020 normal
San Isidro in
January.
Typical January weather in San Isidro: 19.5°C by day, -1.2°C at night, 11 mm of rain over 1.7 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high19.5°C
Typical low-1.2°C
Rain11 mm
Wet days1.7
Comfort score 56 this month (April leads the year at 78). Daylight is calculated as 11 h 03 from latitude 19.79°.
Event window
Frost-level nights in January
The measured night-time normal is -1.2°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 3814422
- NOAA station
- MXN00013027 · SAN JERONIMO
- Station distance
- 11.4 km from the place centre
- Coverage
- Good coverage · 18 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.