Hermosillo weather and climate in 2025
Day
38 °C
Night
26 °C
Sea
29 °C
Precipitation
91 mm
in month
Rainy days
11 days
in month
Daylight
14 hours
average
Sunshine
9 hours
average
Humidity
49 %
Day
38 °C
Night
26 °C
Sea
29 °C
Precipitation
91 mm
in month
Rainy days
11 days
in month
Daylight
14 hours
average
Sunshine
9 hours
average
Humidity
49 %
Overview: Hermosillo
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Weather overview for Hermosillo
Weather overview
Hermosillo (Mexico) is a place with a tropical climate. Temperatures during the day are in the range from 23 °C (74 °F) in December to 38 °C (101 °F) in July. The driest month is May with just 0 days of rain, on the contrary, the month when it rains the most is July with 11 days of rain. Temperatures during the night go from 8 °C (46 °F) in January to 26 °C (78 °F) in July.
January weather
The dry season is close to its peak in Hermosillo, and the tourist season continues as well in January. The minimum of the night temperature can be noticed, with its value of 8 °C (46 °F).
February weather
The beginning of the rise of the day temperature could be noticed, its value is 25 °C (76 °F) in Hermosillo, and the night temperature rise's start could be observed too in this month. The tourist season continues, and the dry season continues as well. The rainfall amount descent's start could be observed in February. The number of sun hours (without clouds) rise's start could be observed, its value is 8 hours.
March weather
The tourist season is close to its peak in Hermosillo. The number of rainy days starts to descent, with its value of 1 day, while the rainfall amount continues to descent, its value is 7 mm (0.26 in). The rise of the day temperature can be observed, with its value being 27 °C (81 °F), and the night temperature continues to rise as well, its value is 11 °C (51 °F). The rise of the number of sun hours (without clouds) can be observed, with its value being 8 hours.
April weather
The ongoing tourist season is noticeable in Hermosillo. The day temperature rises similarly to the previous month, with its value of 31 °C (88 °F), and the rise of the night temperature can be observed too, with its value of 13 °C (56 °F). The number of rainy days descents similarly to the previous month, the value of this measure is 1 day. The maximum of the wind speed is observable, with its value of 2. The number of sun hours (without clouds) continues to rise, its value is 9 hours.
May weather
The tourist season is taking place this month in Hermosillo. The day temperature rises similarly to the previous month, and the night temperature rises similarly to the previous month too, its value is 16 °C (61 °F). The minimum of the number of rainy days can be noticed, with its value of 0 days, and the rainfall amount reaches its minimum too, with its value being 3 mm (0.10 in). The humidity reaches its minimum, with its value being 31 %.
June weather
The tourist season continues in Hermosillo. The day temperature continues to rise, the value of this measure is 38 °C (100 °F), and the night temperature rises similarly to the previous month as well, with its value being 21 °C (71 °F). The number of rainy days starts to rise, its value is 2 days, and the rainfall amount rise's start could be observed as well, with its value being 8 mm (0.30 in). The number of sun hours (without clouds) reaches its maximum, with its value being 11 hours.
July weather
The maximum of the day temperature is observable in Hermosillo, and the maximum of the night temperature is observable too, with its value of 26 °C (78 °F). The number of rainy days is on its maximum, and the maximum of the rainfall amount can be noticed too, with its value being 91 mm (3.59 in). The beginning of the descent of the number of sun hours (without clouds) could be noticed, with its value of 9 hours.
August weather
The number of rainy days starts to descent in Hermosillo, and the rainfall amount starts to descent too, with its value being 85 mm (3.34 in). The beginning of the descent of the day temperature could be noticed in August. The maximum of the humidity is observable, with its value of 54 %.
September weather
The descent of the day temperature can be observed, with its value of 37 °C (98 °F) in Hermosillo, while the night temperature descent's start could be observed in September. The descent of the rainfall amount can be observed, with its value of 47 mm (1.85 in), and the number of rainy days descents similarly to the previous month too, its value is 6 days. The beginning of the descent of the number of sun hours (without clouds) could be noticed, its value is 9 hours. The minimum of the wind speed can be noticed in this month.
October weather
The tourist season is at its beginning in Hermosillo, and the dry season slowly starts as well. The descent of the day temperature can be observed, its value is 33 °C (92 °F), and the night temperature continues to descent too, with its value being 18 °C (64 °F). The number of rainy days descents similarly to the previous month, with its value of 2 days, and the descent of the rainfall amount can be observed too, with its value being 12 mm (0.49 in).
November weather
There is pending tourist season in Hermosillo, and the ongoing dry season is noticeable too. The day temperature descents similarly to the previous month, its value is 28 °C (82 °F), and the descent of the night temperature can be observed too, with its value of 12 °C (53 °F). The number of sun hours (without clouds) starts to descent, with its value of 8 hours.
December weather
The tourist season is taking place this month in Hermosillo. The beginning of the rise of the number of rainy days could be noticed, its value is 2 days, and the rainfall amount starts to rise as well, with its value being 25 mm (0.98 in). The minimum of the day temperature can be noticed in this month. The day length reaches its minimum, its value is 10 hours. The number of sun hours (without clouds) reaches its minimum, with its value being 7 hours.
FAQs
How many sunny hours can I expect in January in Hermosillo?
In Hermosillo in January, you can expect around 7 hours of sunshine.
Is there a dry season in Hermosillo in February?
Yes, there is a dry season in February in Hermosillo with just 2 days during the month being rainy.
What is the night temperature in Hermosillo in March?
The average night temperature in March in Hermosillo is 11 °C (51 °F). Nights can be cooler, morning running can be refreshing but choose appropriate clothing, evening outdoor sitting can be pleasant but you can also be cold. This value is 2 °C (35 °F) higher than last month.
How many rainy days can I expect in Hermosillo in April?
There are 1 day, which are rainy in Hermosillo in April, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 0.1 days of the week, or in general - 2 % days.
What is the sea temperature in May in Hermosillo?
In Hermosillo in May expect the sea to be warm at 23 °C (73 °F). This warm sea is nice for swimming, maybe cold for some, but most people can spend a long time in it. This value is 3 °C (37 °F) higher than last month.
Is June part of the wet season in Hermosillo?
No, there is no wet season in Hermosillo in June - you can expect 2 days of rain during the month.
How windy is it in Hermosillo in August?
An average wind scale that can be expected in August in Hermosillo is 2. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.
What is the humidity in September in Hermosillo?
In September in Hermosillo, expect humidity around 49 %.
Is it hot in Hermosillo in October?
Yes, it is hot in October in Hermosillo, although the perception of heat can be subjective. Daytime temperatures rise to 33 °C (92 °F).
Is November a good month to visit Hermosillo?
November is one of the best months to visit Hermosillo. The temperature during the day will be nice 28 °C (82 °F). The seawater temperature reaches ideal 23 °C (73 °F). There are only 2 days of rain in the whole month, so you can leave your umbrella at home. The temperature of 12 °C (53 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What temperature can I expect during the day in December in Hermosillo?
In December in Hermosillo, the average daily temperatures will be 23 °C (74 °F). A comfortable temperature for most people, where it is neither too cold nor too hot, and a large number of activities can be carried out comfortably, including sunbathing by the water. The value is lower by 5 °C (40 °F) than in the previous month. Lighter clothing will be suitable - shorts, skirts, t-shirts, jackets; a light sweater and long trousers may also be useful.
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