Winter (December to February)
Pleasant warmth with highs around 24° and lows near 10°, almost always dry (2 rainy days per month on average). It's a great time to go.
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When to visit Mexico
Climate · 10-year averages
When to visit Hermosillo?
Best time to visit Hermosillo: from October to May. Month-by-month temperatures, rainfall and sunshine, based on ten years of weather data.
Best time to go
From October to May
Hottest month
June · 39°
Coldest month
January · 10°
Wettest month
September · 64 mm
Climate month by month
Bars: monthly rainfall. Lines: average highs and lows. Month color: our travel comfort index.
- JanuaryIdéal
24° / 10°
- Rain
- 11 mm · 2 d
- Sunshine
- 9.6 h/day
- Humidity
- 48%
- FebruaryIdéal
26° / 11°
- Rain
- 12 mm · 1 d
- Sunshine
- 10.1 h/day
- Humidity
- 43%
- MarchIdéal
29° / 13°
- Rain
- 11 mm · 1 d
- Sunshine
- 10.8 h/day
- Humidity
- 36%
- AprilIdéal
32° / 16°
- Rain
- 1 mm · 0 d
- Sunshine
- 12.5 h/day
- Humidity
- 28%
- MayTrès bien
34° / 18°
- Rain
- 0 mm · 0 d
- Sunshine
- 12.9 h/day
- Humidity
- 29%
- JuneMitigé
39° / 24°
- Rain
- 6 mm · 2 d
- Sunshine
- 12.8 h/day
- Humidity
- 34%
- JulyMitigé
38° / 27°
- Rain
- 46 mm · 7 d
- Sunshine
- 11.9 h/day
- Humidity
- 51%
- AugustMitigé
38° / 27°
- Rain
- 60 mm · 9 d
- Sunshine
- 12.0 h/day
- Humidity
- 56%
- SeptemberCorrect
36° / 25°
- Rain
- 64 mm · 7 d
- Sunshine
- 11.0 h/day
- Humidity
- 59%
- OctoberTrès bien
34° / 20°
- Rain
- 12 mm · 1 d
- Sunshine
- 10.8 h/day
- Humidity
- 45%
- NovemberIdéal
29° / 15°
- Rain
- 15 mm · 1 d
- Sunshine
- 9.7 h/day
- Humidity
- 41%
- DecemberIdéal
24° / 11°
- Rain
- 13 mm · 2 d
- Sunshine
- 9.0 h/day
- Humidity
- 49%
2014–2023 averages from the ERA5 reanalysis (Copernicus) via Open-Meteo. A day counts as a “rainy day” from 1 mm of rain.
Our take, season by season
Spring (March to May)
Intense heat with highs around 32° and lows near 16°, almost always dry (0 rainy days per month on average). It's a great time to go.
Summer (June to August)
Oppressive heat with highs around 38° and lows near 26°, a few showers (6 rainy days per month on average). Not an ideal time for a leisure trip.
Fall (September to November)
Intense heat with highs around 33° and lows near 20°, almost always dry (3 rainy days per month on average). It's a great time to go.
Frequently asked questions
- When is the best time to visit Hermosillo?
- The best time to visit Hermosillo is from October to May, with highs between 24° and 34° and few rainy days.
- What is the hottest month in Hermosillo?
- June is the hottest month, with an average high of 39 °C.
- What is the coldest month in Hermosillo?
- January is the coldest month, with an average low of 10 °C.
- When does it rain the most in Hermosillo?
- September is the wettest month (64 mm, about 7 rainy days). The driest is May (0 mm).
When to visit other cities · Mexico
The capital and the country's other major cities.
More practical info: Mexico
- Country guideEverything about a country on one page: time, weather, currency, plugs, emergency numbers, tipping, visas.
- WeatherTemperature, rain, wind, and UV index for every capital.
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- Local timeLive clock, time zone, and time difference from where you are.
- Public holidaysEvery public holiday of the year, plus the next one coming up.
- Power OutletsPlug type, voltage, and whether your devices need an adapter.
- Driving SideWhich side of the road to drive on and which license you need before renting a car.
- Emergency NumbersPolice, ambulance, and fire department numbers for every country.
- TippingHow much to tip at restaurants, in taxis, and at hotels.
- Dialing CodesHow to call a country from abroad.
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- Visa requirements from FranceDo you need a visa for Mexico?