Climate averages 1991–2020
Culiacán weather
in September.
A hot, wet month: the 7th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Culiacán: daytime highs average 31.8°C and nights cool to about 24.5°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 174 mm of rain on roughly 18 days, which makes September a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 19 min on an average September day.
The nearest other city in this atlas is Guamúchil (100 km away). In September its highs average 32.6°C, 0.8°C warmer than Culiacán, with 131 mm of rain.
Among the 153 cities listed in Mexico, Culiacán ranks joint 18th of 153 for the warmest September highs and joint 98th of 153 for the driest September (rainfall, lowest first). The mean September high of those 153 cities is 26.5°C; Culiacán is 5.3°C warmer than that mean.
From September to October, average highs rise by 0.9°C to 32.7°C, and monthly rainfall falls from 174 mm to 43 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages 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
| 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 | 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, selected | 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
September in nearby cities
- Guamúchil in SeptemberMexico · 100 kmHigh 32.6°C · Low 24.5°C · 131 mm rain
- Guasave in SeptemberMexico · 138 kmHigh 33.1°C · Low 25.0°C · 113 mm rain
- Los Mochis in SeptemberMexico · 195 kmHigh 33.3°C · Low 25.6°C · 102 mm rain
- Mazatlán in SeptemberMexico · 202 kmHigh 29.7°C · Low 25.1°C · 205 mm rain
- Victoria de Durango in SeptemberMexico · 290 kmHigh 23.9°C · Low 14.1°C · 116 mm rain
- Hidalgo del Parral in SeptemberMexico · 293 kmHigh 26.0°C · Low 15.2°C · 101 mm rain
- La Paz, Mexico in SeptemberMexico · 304 kmHigh 32.9°C · Low 25.3°C · 61 mm rain
- San José del Cabo in SeptemberMexico · 305 kmHigh 31.4°C · Low 25.4°C · 140 mm rain
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 limitsHow 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.