Ameca weather in May

In May, Ameca sees average daytime highs of 32°C and overnight lows near 15°C, with 16 mm of rain across 4.1 wet days and about 13 hours of daylight. It is the 1st-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 59% of the time in May, and the air most often feels dry.

Daylight stretches from about 12 h 42 min at the start of May to 13 h 06 min by month's end. Set against the rest of the year, May is Ameca's 4th-clearest and 3rd-windiest month. For the whole year in context, see Ameca's year-round climate.

Daytime high
32°
1st warmest
Overnight low
15°
7th coldest
Rainfall
16 mm
4.1 wet days
Daylight
13 hours
6:23 AM – 7:22 PM
Cloud cover
38%
4th clearest
Wind
6 km/h
3rd windiest
Solar energy
7.42 kWh/m²
Travel score
4.7
out of 10

Ameca is municipal seat of Ameca, State of Jalisco, Mexico.

Density
2,410/km²
people per km²
Founded
1325

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 32°C through the month.

A typical May day in Ameca reaches about 32°C in the afternoon and slips back to 15°C overnight — a 17°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 35°C. Set against its neighbours, May runs about 1°C warmer than April and about 2°C warmer than June.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13213
23213
33213
43214
53214
63214
73214
83214
93214
103214
113214
123214
133214
143214
153215
163215
173215
183215
193215
203215
213215
223215
233215
243215
253215
263216
273216
283216
293216
303216
313216

How May really feels in Ameca

Once humidity and wind are folded in, May averages 20 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
20
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Ameca weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 20210.98.6
Feb26° / 141.611.38.4
Mar29° / 10°61.111.97.4
Apr31° / 12°4112.55.8
May32° / 15°164.1134.7
Jun30° / 17°15318.213.24.0
Jul27° / 17°21525.313.14.1
Aug27° / 17°19724.612.74.2
Sep27° / 17°17620.512.14.8
Oct27° / 15°639.111.56.7
Nov26° / 11°162.7118.3
Dec25° / 81.410.88.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 59% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 25%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27327
37327
47327
57426
67327
77426
87426
97426
107426
117525
127525
137624
147624
157723
167723
177723
187723
197723
207822
217822
227822
237822
247822
257723
267723
277624
287525
297426
307327
317129

Chance of precipitation in May

Any precipitation

Ameca gets around 16 mm of rain over 4.1 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 14% and peaks near 26% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
16
27
38
48
59
610
710
811
911
1011
1112
1212
1312
1412
1512
1612
1712
1812
1913
2013
2114
2214
2315
2416
2517
2618
2720
2821
2923
3025
3126

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 82% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
196400
295500
394600
493700
592800
690910
790910
8891010
9881110
10881110
11871210
12871210
13871210
14871210
15861310
16861310
17861310
18851410
19841420
20831520
21821620
22801730
23781840
24761950
25742060
26722170
27682390
286624100
296325120
305926150
315527171

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 42 min at the start of May to 13 h 06 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 6:31 AM to 6:19 AM, and sunset from 7:16 PM to 7:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:317:16
212.86:307:16
312.86:307:16
412.86:297:17
512.86:297:17
612.86:287:18
712.86:287:18
812.96:277:18
912.96:267:19
1012.96:267:19
1112.96:257:20
1212.96:257:20
1312.96:257:20
1412.96:247:21
1513.06:247:21
1613.06:237:22
1713.06:237:22
1813.06:227:22
1913.06:227:23
2013.06:227:23
2113.06:217:24
2213.06:217:24
2313.16:217:25
2413.16:217:25
2513.16:207:25
2613.16:207:26
2713.16:207:26
2813.16:207:27
2913.16:207:27
3013.16:197:27
3113.16:197:28

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.42 kWh/m².

For context, solar energy here swings from a low near 4.7 kWh/m² to a high of 7.52 kWh/m² in April across the year — May's 7.42 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.6Intense
27.6Intense
37.6Intense
47.6Intense
57.6Intense
67.5Intense
77.5Intense
87.5Intense
97.5Intense
107.5Intense
117.5Intense
127.5Intense
137.5Intense
147.5Intense
157.5Intense
167.5Intense
177.4Intense
187.4Intense
197.4Intense
207.4Intense
217.4Intense
227.3Intense
237.3Intense
247.3Intense
257.3Intense
267.2Intense
277.2Intense
287.1Intense
297.1Intense
307.0Intense
317.0Intense
Planning a trip in May

Hazard calendar for Ameca

In seasonPeak

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

Ameca's monsoon runs June–September, when most of the year's rain falls.

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

Is May a good time to visit Ameca?

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

4.7
Sightseeing
9th-best month of the year
7.6
Beach & pool
5th-best month of the year

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

What to pack for Ameca in May

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

In May, Ameca sees daytime highs around 32°C and nights near 15°C. Pack light clothes and sun protection. About 4 days see rain.

light clothessun protection

UV index in Ameca in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ameca peaks around April 23 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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 13Dec 16UV 7
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec7High

Air quality in Ameca in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Ameca is worst in May — around 41 µg/m³ PM2.5 (poor), about 4.7× the cleanest month (January, 9 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodMay 1638 µg/m³Jan 229 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar11Good
Apr20Moderate
May41Poor
Jun18Moderate
Jul11Good
Aug11Good
Sep11Good
Oct10Good
Nov9Good
Dec10Good
Location & terrain

Where is Ameca?

Ameca sits at 20.5°N, 104.0°W, 1,244 m above sea level, in Mexico. The nearest listed city is Ahualulco de Mercado, 19 km away.

Topography around Ameca

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

Within 3 km, the terrain around Ameca has only modest variations in elevation — a maximum elevation change of 70 m around an average of 1,245 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,432 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,570 m.

The land around Ameca is covered by cropland (54%) and artificial surfaces (23%) within 3 km, trees (36%) and cropland (32%) within 16 km, and trees (51%) within 80 km.

3 km
70 m
16 km
1,432 m
80 km
2,570 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Ahualulco de Mercado 19 km · Cocula 31 km · Tala 38 km · Magdalena 41 km · Tequila 43 km · El Salto 53 km · San Agustín 60 km · Zacoalco de Torres 61 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 Ameca (20.5478°, -104.0461°, elevation 1,244 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).