Iztapalapa climate

Name: Iztapalapa
Address: MX

Iztapalapa is warmest in April, with average highs of 25 °C, and coldest in January, when nights average 7.0 °C. July is the wettest month (319 mm) and December the driest (11 mm). Figures are 1991–2020 climate normals.

Across a full year Iztapalapa averages 1,460 mm of rain, 62 days above 25 °C and 0 days below freezing.

Mexico · population 1,835,486 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month April 25 °C
Coldest month January 7.0 °C
Driest month December 11 mm
Wettest month July 319 mm
Least cloud March 31 % cloud
Hottest on record May 34 °C
Coldest on record December -0.6 °C

What to expectIztapalapa through the year

Iztapalapa has a clear annual cycle: average daily highs run from 20 °C in January to 25 °C in April, a swing of 5.3 °C in mean temperature across the year.

Counted across a normal year, 62 days a year reach 25 °C, 3 of them reach 30 °C, 0 nights drop below freezing. The warmest reading in the 1991–2020 record is 34 °C, in May.

Rain is strongly seasonal. July averages 319 mm against 11 mm in December — 30 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	20.3 °C	17 mm	37 %
February	22.4 °C	16 mm	31 %
March	24.4 °C	20 mm	31 %
April	25.4 °C	38 mm	40 %
May	25.1 °C	77 mm	51 %
June	23.0 °C	234 mm	74 %
July	21.4 °C	319 mm	81 %
August	21.4 °C	315 mm	82 %
September	20.6 °C	262 mm	85 %
October	20.4 °C	117 mm	70 %
November	20.4 °C	33 mm	49 %
December	20.4 °C	11 mm	38 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	20.3 °C	7.0 °C	13.1 °C	26.6 °C	-0.4 °C	0	0
February	22.4 °C	8.1 °C	14.8 °C	30.5 °C	0.1 °C	4	0
March	24.4 °C	9.4 °C	16.6 °C	32.1 °C	1.0 °C	13	0
April	25.4 °C	11.1 °C	18.1 °C	32.3 °C	4.3 °C	18	1
May	25.1 °C	12.2 °C	18.4 °C	33.7 °C	5.7 °C	16	2
June	23.0 °C	12.8 °C	17.4 °C	31.2 °C	7.4 °C	7	0
July	21.4 °C	12.1 °C	16.2 °C	27.5 °C	8.2 °C	1	0
August	21.4 °C	12.3 °C	16.3 °C	28.2 °C	9.0 °C	0	0
September	20.6 °C	12.2 °C	15.7 °C	27.1 °C	6.1 °C	0	0
October	20.4 °C	10.5 °C	14.9 °C	28.1 °C	1.4 °C	1	0
November	20.4 °C	8.8 °C	14.0 °C	27.8 °C	0.3 °C	1	0
December	20.4 °C	7.6 °C	13.5 °C	27.9 °C	-0.6 °C	0	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	17 mm	3	11 h/day	37 %	58 %	12 km/h
February	16 mm	3	12 h/day	31 %	53 %	13 km/h
March	20 mm	5	12 h/day	31 %	48 %	15 km/h
April	38 mm	7	13 h/day	40 %	49 %	14 km/h
May	77 mm	12	13 h/day	51 %	57 %	12 km/h
June	234 mm	20	13 h/day	74 %	70 %	9.9 km/h
July	319 mm	27	13 h/day	81 %	77 %	8.4 km/h
August	315 mm	26	13 h/day	82 %	78 %	8.7 km/h
September	262 mm	24	12 h/day	85 %	80 %	9.0 km/h
October	117 mm	14	12 h/day	70 %	75 %	10 km/h
November	33 mm	6	11 h/day	49 %	68 %	10 km/h
December	11 mm	2	11 h/day	38 %	61 %	11 km/h

How Iztapalapa compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Iztapalapa	25 °C	7.0 °C	1,460 mm	62
Ciudad Nezahualcoyotl · Mexico	26 °C	6.5 °C	729 mm	79
Coyoacán · Mexico	25 °C	6.3 °C	1,298 mm	58
Mexico City · Mexico	25 °C	6.9 °C	1,006 mm	60
Tlalpan · Mexico	25 °C	7.0 °C	1,291 mm	49
Xico · Mexico	26 °C	7.4 °C	1,420 mm	66
Magdalena Contreras · Mexico	25 °C	5.8 °C	1,298 mm	41

Where Iztapalapa ranks

Ranking	Position	Value
Places with the best weather in North America in March	5thof 50	94/100
Places with the best weather in North America in February	14thof 50	94/100
Places with the best weather in North America in April	30thof 50	91/100
Places with the best weather in the world in March	30thof 50	94/100
Places with the best weather in North America in December	42ndof 50	92/100
Places with the best weather in North America in January	43rdof 50	91/100

Planning a trip? See the best time to visit Iztapalapa.

QuestionsCommon questions about Iztapalapa’s climate

When is the best time to visit Iztapalapa?

That depends on what you want, so the honest answer is a comparison rather than a single month. April, May, June sit closest to 20 °C on average, April is the warmest month and December the driest. The month-by-month table above has the full picture.

How hot does Iztapalapa get?

In April, the warmest month, daily highs average 25 °C. About 3 days a year pass 30 °C. The highest value in the 1991–2020 record is 34 °C.

How cold does it get in winter?

Nights average 7.0 °C in January, the coldest month. A normal year has 0 nights below freezing.

Which month is wettest in Iztapalapa?

July, averaging 319 mm over 27 days with rain. The driest month is December with 11 mm. The year as a whole averages 1,460 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Iztapalapa rather than what any particular week will bring. Individual years can differ substantially from the normal.

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: monthly rankings, daylight hours, beach and comfort scores. 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.