The Frontier Gazette & Almanack
“Fair Warning for Every Town Under the Sky” · Est. 1881
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Hermosillo Weather in May

Hermosillo in May

The short of it: Hermosillo in May averages a high of 37 °C (98 °F) and a low of 15 °C (59 °F), with 2.0 mm (0.08 in) of rain and about 13 h 35 min of daylight. Rated 3 of 5 for a visit; the best months are December and January. Source: TerraClimate climate normals, 1991–2020.

Average high 37° · low 15° · rain 2.0 mm · daylight 13 h 35 min

✦✦✦ Fair for a visit · best months: December & January

Thirty years of records give Hermosillo an average May high of 37°, a low of 15° and some 2.0 mm of rain. Days run hot, near 37° in the afternoon; ride early and rest at noon. Rain is scarce, about 2.0 mm, the 11th wettest month.

The sun is up for about 13 h 35 min in mid-May, 45 minutes more than a month before.

For the traveller: pack linen, a wide hat and water. The Almanac rates May 3 of 5 for a visit; the finest months here are December and January.

Against its neighbours, Hermosillo runs cooler than most and wetter than most in May. La Victoria, 8 km to the ENE, sees much the same highs.

May in Hermosillo, by the numbers

Warmth rank
5th warmest of 12
Rain rank
11th wettest of 12
Versus April
4° warmer, 0.0 mm more rain
Versus June
3° colder
Day–night spread
22°
Snow season
seldom any
Daylight, mid-month
13 h 35 min
Average wind
9 km/h

Neighbouring Towns

May averages · distance by the crow’s flight
TownDistanceHighLowRain
La VictoriaSonora8 km ENE37°15°2.0 mm
El Alamito BuenavistaSonora15 km NE37°14°2.0 mm
ZamoraSonora21 km NNE37°14°2.0 mm
Molino de CamouSonora24 km ENE38°15°2.0 mm
Las Mercedes [Agropecuaria]Sonora31 km N36°13°2.0 mm
PesqueiraSonora33 km NNE37°14°2.0 mm
Alejandro Carrillo MarcorSonora41 km WSW37°14°1.0 mm
El TriunfoSonora53 km WSW36°14°1.0 mm

The Almanac · Hermosillo Month by Month

Climate normals 1991–2020 · pick a month
PrecipitationAverage highAverage low
Fair
The Almanac Speaks
May
✦✦✦✦✦

Days run hot, near 37° in the afternoon; ride early and rest at noon. Rain is scarce, about 2.0 mm, the 11th wettest month.

Climate of Hermosillo by month
MonthHighLowRainWindDaylightVisit
January26°6°14 mm6 km/h10 h 28 min✦✦✦✦✦
February27°7°13 mm7 km/h11 h 8 min✦✦✦✦✦
March30°9°4.0 mm8 km/h11 h 55 min✦✦✦✦
April33°11°2.0 mm9 km/h12 h 50 min✦✦✦
May37°15°2.0 mm9 km/h13 h 35 min✦✦✦
June40°20°8.0 mm9 km/h13 h 59 min✦✦✦
July40°25°72 mm9 km/h13 h 50 min✦
August40°25°63 mm7 km/h13 h 11 min✦✦
September39°23°52 mm6 km/h12 h 18 min✦✦
October35°16°18 mm6 km/h11 h 25 min✦✦✦
November30°10°10 mm6 km/h10 h 39 min✦✦✦✦
December25°6°17 mm6 km/h10 h 17 min✦✦✦✦✦

Questions Readers Ask about Hermosillo in May

Answered from the wire & the Almanac

What is the weather like in Hermosillo in May?

Days average 37 °C (98 °F) and nights 15 °C (59 °F), with about 2.0 mm (0.08 in) of rain over the month. Days run hot, near 37° in the afternoon; ride early and rest at noon. Rain is scarce, about 2.0 mm, the 11th wettest month.

Is May a good time to visit Hermosillo?

The Almanac gives May 3 of 5 (fair). The best months are December and January.

How long are the days in Hermosillo in May?

In mid-May the sun is up for about 13 h 35 min. The days are lengthening — from 10 h 17 min in December to 13 h 59 min in June.

Does it snow in Hermosillo in May?

Hardly — May nights average 15 °C (59 °F), above freezing.

What should I pack for Hermosillo in May?

Linen, a wide hat, sun cream and water.

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“Weather is the only news that never grows stale. Each morning the sky writes its own front page, and we at Wanted Weather are but its telegraph operators.”— J. Whitmore, Editor
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