San Miguel de Allende weather in January

Name: San Miguel de Allende
Address: MX

In January, San Miguel de Allende has daytime highs averaging 22 °C, nights around 8.2 °C, with 2.4 wet days. Figures are 1991–2020 climate normals.

22.1°C Average high
8.2°C Average low
2.4days Wet days
12mm Rainfall
11h Daylight

Daily temperatures through January

Daily highDaily low Day of month on the horizontal axis. Highs peak at 23.0 °C and lows bottom out at 7.3 °C.

How January develops

Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.

Days	Avg high	Avg low	Chance of rain
1–10 January	21.8 °C	8.2 °C	4 %
11–20 January	21.7 °C	7.9 °C	9 %
21–31 January	22.6 °C	8.6 °C	10 %

Rain is most likely over days 21–31 of January (10 % of days) and least likely over days 1–10 (4 %).

Chance of a wet day (over 1 mm) by date in January. Wettest date over the 30 years: January 24, at 17 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure	Typical January	Share of the month
Days above 25 °C	2.0 of 31	6 %
Days above 30 °C	0 of 31	0 %
Days below 0 °C	0 of 31	0 %
Days with more than 1 mm rain	2.4 of 31	8 %

Conditions in January

Measure	Average
Mean temperature	14 °C
Record high (1991–2020)	27 °C
Record low (1991–2020)	0.7 °C
Relative humidity	54 %
Wind speed	16 km/h
Cloud cover	42 %

Where San Miguel de Allende ranks in January

Ranking	Position	Value
Places with the best weather in North America in January	21stof 50	94/100
The driest places in North America in January	42ndof 50	12 mm

January compared with the months around it

Month	Avg high	Rainfall	Cloud
January	22.1 °C	12 mm	42 %
February	24.3 °C	13 mm	35 %
March	26.7 °C	12 mm	33 %
November	23.3 °C	11 mm	42 %
December	22.6 °C	5 mm	42 %

See all twelve months for San Miguel de Allende

January is the 12th warmest month here.
It is the 4th driest month of the year.
It ranks 6th for least cloud cover.
Days last about 11 hours from sunrise to sunset.
It rains on 2.4 of 31 days — 8 % of the month.
Nights are about 14 °C cooler than the middle of the day.
The hottest January day on record since 1991 reached 27 °C, 4.9 °C above the usual daytime high.

Nearby destinations in January

Destination	Avg high	Wet days
San Miguel de Allende	22 °C	2.4
Celaya	23 °C	2
Santiago de Querétaro	23 °C	2
Salamanca	24 °C	2
Irapuato	24 °C	2
León de los Aldama	22 °C	2
San Luis Potosí	21 °C	3
Morelia	22 °C	3

QuestionsJanuary in San Miguel de Allende, answered

How warm is San Miguel de Allende in January?

Daily highs average 22 °C and nights fall to about 8.2 °C, a spread of 14 °C between afternoon and dawn. That makes January the 12th warmest month of the year here.

Does it rain much in San Miguel de Allende in January?

January averages 12 mm of rain, spread over about 2 of the 31 days — 8 % of the month. Cloud cover averages 42 % of the sky.

How long are the days in January?

San Miguel de Allende averages 11 hours between sunrise and sunset in January. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.