Climate normals · 1970–2000
Hermosillo Climate
Hermosillo is a city in Mexico (26) with a population of about 812,229. Its average annual temperature is 23°C (73°F), with roughly 306 mm of rain per year.
23°C
Avg Temp
306
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
Hermosillo Climate
Hermosillo has an average annual temperature of 23°C (73°F) and receives about 306 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
23°C
Avg Temp
306
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 15° / 59° | 20 mm |
| February | 16° / 61° | 15 mm |
| March | 18° / 65° | 6 mm |
| April | 21° / 70° | 3 mm |
| May | 25° / 76° | 3 mm |
| June | 29° / 85° | 6 mm |
| July | 32° / 89° | 82 mm |
| August | 31° / 88° | 84 mm |
| September | 30° / 85° | 42 mm |
| October | 25° / 77° | 12 mm |
| November | 19° / 67° | 10 mm |
| December | 15° / 60° | 23 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Hermosillo
The most comfortable months to visit Hermosillo are typically April, November and March, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 39°C high). The coldest is January (near 6°C low). August is usually the wettest month.
Where to stay near Hermosillo
Planning a trip to Hermosillo? Compare hotels and short-term rentals — live availability and prices.
Top-rated places to stay near Hermosillo
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a trip to Hermosillo?
Get climate tips and the best lodging deals for Hermosillo by email. No spam, unsubscribe anytime.
Other cities in Mexico
Frequently Asked Questions
The most comfortable months to visit Hermosillo are typically April, November and March, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
Hermosillo, Mexico has an average annual temperature of 23°C and about 306 mm of precipitation per year. The warmest month is July and the coldest is January.
In July, the hottest month, daily highs in Hermosillo average about 39°C (103°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.