Climate averages 1991–2020
Hermosillo weather
in April.
A hot, very dry month: the 7th warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a hot month in Hermosillo: daytime highs average 31.7°C and nights cool to about 14.9°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 1.4 mm of rain on fewer than one day, which makes April a very dry month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 51 min on an average April day.
The nearest other city in this atlas is Heroica Guaymas (130 km away). In April its highs average 27.0°C, 4.8°C cooler than Hermosillo, with 1.3 mm of rain.
Among the 153 cities listed in Mexico, Hermosillo ranks joint 27th of 153 for the warmest April highs and 15th of 153 for the driest April (rainfall, lowest first). The mean April high of those 153 cities is 28.7°C; Hermosillo is 3.0°C warmer than that mean.
From April to May, average highs rise by 3.5°C to 35.2°C, and monthly rainfall falls from 1.4 mm to under 1 mm.
The annual picture
April 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
Hermosillo climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 23.8°C9.4°C | 9.4°C | 12 | 1.6 | 10.511 h |
| February | 25.0°C10.3°C | 10.3°C | 15 | 2.0 | 11.111 h |
| March | 28.5°C12.3°C | 12.3°C | 6.5 | 0.8 | 12.012 h |
| April, selected | 31.7°C14.9°C | 14.9°C | 1.4 | 0.4 | 12.813 h |
| May | 35.2°C18.1°C | 18.1°C | 0.4 | 0.1 | 13.614 h |
| June | 39.1°C23.3°C | 23.3°C | 3.3 | 1.1 | 14.014 h |
| July | 38.3°C26.6°C | 26.6°C | 40 | 7.6 | 13.814 h |
| August | 37.6°C26.6°C | 26.6°C | 51 | 9.8 | 13.213 h |
| September | 36.0°C24.5°C | 24.5°C | 52 | 7.1 | 12.412 h |
| October | 33.2°C19.1°C | 19.1°C | 19 | 2.1 | 11.511 h |
| November | 27.9°C13.5°C | 13.5°C | 13 | 1.5 | 10.711 h |
| December | 23.1°C9.4°C | 9.4°C | 19 | 1.9 | 10.310 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
April in nearby cities
- Heroica Guaymas in AprilMexico · 130 kmHigh 27.0°C · Low 17.6°C · 1.3 mm rain
- Ciudad Obregón in AprilMexico · 205 kmHigh 32.9°C · Low 15.5°C · 1.3 mm rain
- Nogales in AprilMexico · 247 kmHigh 24.6°C · Low 8.6°C · 7.6 mm rain
- Navojoa in AprilMexico · 270 kmHigh 33.4°C · Low 16.0°C · 1.5 mm rain
- Agua Prieta in AprilMexico · 284 kmHigh 25.9°C · Low 10.0°C · 4.8 mm rain
- Tucson in AprilUnited States · 348 kmHigh 27.6°C · Low 12.3°C · 6.0 mm rain
- Cuauhtémoc in AprilMexico · 407 kmHigh 22.9°C · Low 7.1°C · 7.4 mm rain
- Los Mochis in AprilMexico · 415 kmHigh 31.1°C · Low 16.7°C · 0.9 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 Hermosillo) is explained once on the Hermosillo year overview and on the Sources, method and limits page.