Climate averages 1991–2020
Navojoa weather
in September.
A very hot, wet month: the 5th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a very hot month in Navojoa: daytime highs average 35.0°C and nights cool to about 25.0°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 90 mm of rain on roughly 10 days, which makes September a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 20 min on an average September day.
The nearest other city in this atlas is Ciudad Obregón (67 km away). In September its highs average 35.5°C, about as warm as Navojoa, with 82 mm of rain.
Among the 153 cities listed in Mexico, Navojoa ranks 5th of 153 for the warmest September highs and joint 26th of 153 for the driest September (rainfall, lowest first). The mean September high of those 153 cities is 26.5°C; Navojoa is 8.5°C warmer than that mean.
From September to October, average highs fall by 0.2°C to 34.8°C, and monthly rainfall falls from 90 mm to 31 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
Navojoa climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 26.4°C10.9°C | 10.9°C | 14 | 2.0 | 10.611 h |
| February | 27.6°C11.8°C | 11.8°C | 13 | 1.7 | 11.211 h |
| March | 30.5°C13.5°C | 13.5°C | 4.2 | 0.7 | 12.012 h |
| April | 33.4°C16.0°C | 16.0°C | 1.5 | 0.3 | 12.813 h |
| May | 36.3°C19.1°C | 19.1°C | 0.8 | 0.3 | 13.513 h |
| June | 38.2°C24.2°C | 24.2°C | 10 | 1.3 | 13.814 h |
| July | 36.8°C26.4°C | 26.4°C | 64 | 9.5 | 13.714 h |
| August | 35.6°C26.2°C | 26.2°C | 104 | 13.9 | 13.113 h |
| September, selected | 35.0°C25.0°C | 25.0°C | 90 | 10.2 | 12.312 h |
| October | 34.8°C21.0°C | 21.0°C | 31 | 3.0 | 11.512 h |
| November | 30.4°C15.3°C | 15.3°C | 20 | 2.2 | 10.811 h |
| December | 26.1°C11.3°C | 11.3°C | 18 | 2.2 | 10.510 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
- Ciudad Obregón in SeptemberMexico · 67 kmHigh 35.5°C · Low 25.1°C · 82 mm rain
- Los Mochis in SeptemberMexico · 149 kmHigh 33.3°C · Low 25.6°C · 102 mm rain
- Heroica Guaymas in SeptemberMexico · 172 kmHigh 32.7°C · Low 27.0°C · 59 mm rain
- Guasave in SeptemberMexico · 193 kmHigh 33.1°C · Low 25.0°C · 113 mm rain
- Guamúchil in SeptemberMexico · 225 kmHigh 32.6°C · Low 24.5°C · 131 mm rain
- Hermosillo in SeptemberMexico · 270 kmHigh 36.0°C · Low 24.5°C · 52 mm rain
- Cuauhtémoc in SeptemberMexico · 294 kmHigh 22.9°C · Low 12.9°C · 71 mm rain
- Culiacán in SeptemberMexico · 325 kmHigh 31.8°C · Low 24.5°C · 174 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 Navojoa) is explained once on the Navojoa year overview and on the Sources, method and limits page.