Mexico · 1991–2020 normal

Arenal de Álvarez (Arenal de Paco) in
December.

Typical December weather in Arenal de Álvarez (Arenal de Paco): 31.7°C by day, 20.8°C at night, 3 mm of rain over 0.3 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high31.7°C
Typical low20.8°C
Rain3 mm
Wet days0.3

Comfort score 64 this month (January leads the year at 66). Daylight is calculated as 11 h 07 from latitude 17.13°. Open-water sea temperature is 29.0°C (18 km from the place centre).

Event window

Warm sea in December

The nearest open-water NOAA OISST 1991–2020 cell averages 29.0°C in December. A sheltered bay can run warmer than that open-water cell.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 4027573
NOAA station
MXN00012099 · SAN JERONIMO
Station distance
6.6 km from the place centre
Coverage
Good coverage · 21 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.

From evidence to a booked trip

Know the month.
Then plan the trip.

The climate answer for Arenal de Álvarez (Arenal de Paco) is independent of commercial relationships. We are building a separately labelled route to approved flight, stay and activity partners; no private inventory or unapproved affiliate feed is used today.

How travel partnerships will work