Climate averages 1991–2020

Culiacán weather
in May.

A very hot, very dry month: the 2nd warmest and the driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 35.6°C Daytime mean, May

Average low 19.6°C Night-time mean, May

Rainfall 1.2 mm fewer than one day with ≥1 mm

Daylight 13 h Sunrise to sunset, per day

May is a very hot month in Culiacán: daytime highs average 35.6°C and nights cool to about 19.6°C. By daytime temperature it is the 2nd warmest of the 12 months.

Expect about 1.2 mm of rain on fewer than one day, which makes May a very dry month (the driest month of the year). Daylight, from sunrise to sunset, lasts about 13 h 20 min on an average May day.

The nearest other city in this atlas is Guamúchil (100 km away). In May its highs average 35.4°C, about as warm as Culiacán, with almost no rain (under 1 mm).

Among the 153 cities listed in Mexico, Culiacán ranks 7th of 153 for the warmest May highs and 14th of 153 for the driest May (rainfall, lowest first). The mean May high of those 153 cities is 29.6°C; Culiacán is 6.0°C warmer than that mean.

From May to June, average highs rise by 0.6°C to 36.2°C, and monthly rainfall rises from 1.2 mm to 19 mm.

The annual picture

May in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Culiacán climate table

1991–2020

Monthly climate averages for Culiacán, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	28.0°C12.6°C	12.6°C	14	1.9	10.811 h
February	29.0°C13.3°C	13.3°C	15	1.8	11.311 h
March	31.1°C14.6°C	14.6°C	2.9	0.5	12.012 h
April	33.4°C16.7°C	16.7°C	1.8	0.2	12.713 h
May, selected	35.6°C19.6°C	19.6°C	1.2	0.4	13.313 h
June	36.2°C24.2°C	24.2°C	19	2.9	13.614 h
July	34.0°C25.2°C	25.2°C	134	16.0	13.514 h
August	32.6°C25.0°C	25.0°C	178	19.6	13.013 h
September	31.8°C24.5°C	24.5°C	174	18.3	12.312 h
October	32.7°C21.9°C	21.9°C	43	4.6	11.612 h
November	31.1°C17.1°C	17.1°C	38	2.2	11.011 h
December	28.0°C13.4°C	13.4°C	17	1.9	10.611 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

May in nearby cities

Distance from Culiacán

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Culiacán) is explained once on the Culiacán year overview and on the Sources, method and limits page.