Calvillo weather in May

In May, Calvillo sees average daytime highs of 30°C and overnight lows near 14°C, with 24 mm of rain across 5.7 wet days and about 13 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 52% of the time in May, and the air most often feels dry.

Daylight stretches from about 12 h 48 min at the start of May to 13 h 12 min by month's end. Set against the rest of the year, May is Calvillo's 4th-clearest and 4th-windiest month. For the whole year in context, see Calvillo's year-round climate.

Daytime high
30°
1st warmest
Overnight low
14°
8th coldest
Rainfall
24 mm
5.7 wet days
Daylight
13 hours
6:16 AM – 7:18 PM
Cloud cover
41%
4th clearest
Wind
7 km/h
4th windiest
Solar energy
7.72 kWh/m²
Travel score
5.5
out of 10

Calvillo is municipal seat of Calvillo, State of Aguascalientes, Mexico.

Density
21/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical May day in Calvillo reaches about 30°C in the afternoon and slips back to 14°C overnight — a 17°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 33°C. Set against its neighbours, May runs about 2°C warmer than April and about 2°C warmer than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
13012
23012
33012
43013
53013
63013
73013
83013
93013
103013
113013
123013
133013
143014
153014
163014
173014
183114
193114
203114
213114
223114
233114
243114
253115
263115
273115
283115
293115
303115
313015

Calvillo weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 172.410.88.0
Feb24° / 131.811.28.6
Mar26° / 71.311.88.4
Apr29° / 11°61.712.56.8
May30° / 14°245.7135.5
Jun29° / 16°12514.313.35.1
Jul26° / 15°17519.313.25.3
Aug26° / 15°15017.612.75.5
Sep25° / 14°12716.212.15.8
Oct25° / 12°466.511.57.5
Nov24° / 132.2118.7
Dec22° / 91.410.78.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 52% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 23% of May, with mostly cloudy or overcast conditions the remaining 25%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17129
27129
37129
47129
57228
67129
77228
87327
97327
107327
117426
127525
137525
147624
157723
167723
177723
187723
197921
207921
217921
227921
237822
247822
257822
267822
277822
287723
297624
307525
317525

Chance of precipitation in May

Any precipitation

Calvillo gets around 24 mm of rain over 5.7 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 18% and peaks near 30% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
18
29
310
410
511
612
713
814
914
1015
1115
1216
1316
1416
1517
1617
1718
1819
1919
2020
2121
2222
2322
2423
2524
2625
2726
2827
2928
3029
3130

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the dry band about 95% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
110000
210000
310000
49910
59910
69910
79910
89910
99820
109820
119820
129820
139820
149730
159730
169730
179640
189640
199550
209550
219460
229460
239271
249181
259091
2689101
2787112
2886122
2985132
3083143
3181163

Wind in May

Winds average 7 km/h in May.

Across May, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 48 min at the start of May to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over May. Sunrise moves from 6:24 AM to 6:12 AM, and sunset from 7:12 PM to 7:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:247:12
212.86:247:12
312.86:237:13
412.86:227:13
512.96:227:14
612.96:217:14
712.96:207:14
812.96:207:15
912.96:197:15
1012.96:197:16
1113.06:187:16
1213.06:187:17
1313.06:177:17
1413.06:177:17
1513.06:167:18
1613.06:167:18
1713.16:157:19
1813.16:157:19
1913.16:157:20
2013.16:147:20
2113.16:147:21
2213.16:147:21
2313.16:137:21
2413.16:137:22
2513.26:137:22
2613.26:137:23
2713.26:127:23
2813.26:127:24
2913.26:127:24
3013.26:127:25
3113.26:127:25

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.72 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.73 kWh/m² to a high of 7.72 kWh/m² in May across the year — May's 7.72 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.8Intense
27.8Intense
37.8Intense
47.8Intense
57.8Intense
67.8Intense
77.8Intense
87.8Intense
97.8Intense
107.8Intense
117.8Intense
127.8Intense
137.8Intense
147.7Intense
157.7Intense
167.7Intense
177.7Intense
187.7Intense
197.7Intense
207.7Intense
217.7Intense
227.7Intense
237.7Intense
247.7Intense
257.6Intense
267.6Intense
277.6Intense
287.5Intense
297.5Intense
307.5Intense
317.5Intense
Planning a trip in May

Hazard calendar for Calvillo

In seasonPeak

None of Calvillo's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Calvillo's rainy season runs June–September, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Calvillo?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.5
Sightseeing
9th-best month of the year
7.7
Beach & pool
3rd-best month of the year

May is a reasonable time to visit Calvillo for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Calvillo in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Calvillo sees daytime highs around 30°C and nights near 14°C. Pack light clothes and sun protection. About 6 days see rain.

light clothessun protection

UV index in Calvillo in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Calvillo peaks around April 23 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 7 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 23UV 14Dec 17UV 7
UV index (midday)Level
Jan7Very high
Feb10Extreme
Mar12Extreme
Apr14Extreme
May14Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep13Extreme
Oct10Extreme
Nov8Very high
Dec7High
Location & terrain

Where is Calvillo?

Calvillo sits at 21.8°N, 102.7°W, 1,629 m above sea level, in Mexico. The nearest listed city is Villa Hidalgo, 23 km away.

Topography around Calvillo

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Calvillo.

Within 3 km, the terrain around Calvillo has only modest variations in elevation — a maximum elevation change of 204 m around an average of 1,672 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,306 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,866 m.

The land around Calvillo is covered by shrubs (54%) within 3 km, shrubs (67%) within 16 km, and shrubs (57%) within 80 km.

3 km
204 m
16 km
1,306 m
80 km
1,866 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
May weather nearby: Villa Hidalgo 23 km · Jesús María 41 km · Aguascalientes 45 km · Teocaltiche 48 km · San Francisco de los Romo 52 km · Nochistlán de Mejía 55 km · Pabellón de Arteaga 56 km · Rincón de Romos 59 km

Mexico travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 / 127 V · 60 Hz
Prices
≈ 54% of US
price level, 2025
GDP per capita
$13,889
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
12.8
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 440
Religion
Catholic 78%no religion 11%other Evangelical Churches 8%Jehovah Witness 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Calvillo (21.8459°, -102.7188°, elevation 1,629 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).