Loma Bonita weather in May

In May, Loma Bonita sees average daytime highs of 34°C and overnight lows near 25°C, with 110 mm of rain across 13.2 wet days and about 12.8 hours of daylight. It is the 1st-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 34°C through the month. The sky is clear or mostly clear about 35% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 36 min at the start of May to 13 hours by month's end. Set against the rest of the year, May is Loma Bonita's 4th-clearest and 8th-windiest month. For the whole year in context, see Loma Bonita's year-round climate.

Daytime high
34°
1st warmest
Overnight low
25°
12th coldest
Rainfall
110 mm
13.2 wet days
Daylight
12 h 48 min
5:54 AM – 6:45 PM
Cloud cover
53%
4th clearest
Wind
5 km/h
8th windiest
Solar energy
6.31 kWh/m²
Travel score
2.7
out of 10

Loma Bonita is municipal seat of Loma Bonita, State of Oaxaca, Mexico.

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 34°C through the month.

A typical May day in Loma Bonita reaches about 34°C in the afternoon and slips back to 25°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 38°C. Set against its neighbours, May runs on par with April and about 1°C warmer than June.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13524
23524
33525
43525
53525
63525
73525
83525
93525
103525
113525
123425
133425
143425
153425
163425
173425
183425
193425
203425
213425
223425
233425
243425
253425
263425
273425
283425
293425
303425
313425

How May really feels in Loma Bonita

Once humidity and wind are folded in, May averages 31 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
31
28 feel dangerously hot (≥ 39°C)
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.

Loma Bonita 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
Jan26° / 18°507.9117.1
Feb28° / 19°356.311.46.7
Mar31° / 21°325.711.95.2
Apr34° / 23°426.312.43.5
May34° / 25°11013.212.82.7
Jun33° / 25°32124.113.12.3
Jul32° / 24°34126.6132.5
Aug32° / 24°36027.112.62.4
Sep31° / 24°40326.512.12.6
Oct30° / 23°24819.111.63.8
Nov28° / 21°11312.311.15.7
Dec27° / 19°548.810.96.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% 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 42%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26436
36436
46337
56337
66238
76238
86238
96139
106139
116139
126139
136139
146139
156040
166139
176139
185941
195941
205941
215743
225743
235644
245545
255446
265347
275248
285149
295050
304753
314753

Chance of precipitation in May

Any precipitation

Loma Bonita gets around 110 mm of rain over 13.2 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 43% and peaks near 60% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
125
226
327
428
529
630
731
833
934
1036
1137
1239
1340
1442
1543
1645
1746
1847
1948
2049
2150
2251
2352
2453
2554
2655
2756
2857
2958
3059
3160

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 67% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1421678
2421678
3420688
4320689
5319699
63196810
73186910
83176911
93176812
103166912
112166913
122156914
132146915
142146816
152136817
161126819
171126720
181116721
191106722
20196723
21196624
22186625
23186526
24076627
25076627
26066628
27056728
28056629
29046630
30046531
31046432

Wind in May

Winds average 5 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
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 36 min at the start of May to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over May. Sunrise moves from 6:01 AM to 5:51 AM, and sunset from 6:40 PM to 6:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.66:016:40
212.76:016:40
312.76:006:41
412.76:006:41
512.75:596:41
612.75:596:42
712.75:586:42
812.75:586:42
912.85:576:43
1012.85:576:43
1112.85:566:43
1212.85:566:44
1312.85:556:44
1412.85:556:44
1512.85:556:45
1612.85:546:45
1712.95:546:46
1812.95:546:46
1912.95:536:46
2012.95:536:47
2112.95:536:47
2212.95:536:47
2312.95:526:48
2412.95:526:48
2512.95:526:49
2613.05:526:49
2713.05:526:49
2813.05:516:50
2913.05:516:50
3013.05:516:50
3113.05:516:51

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.31 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.44 kWh/m² to a high of 6.31 kWh/m² in May across the year — May's 6.31 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.3Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.1Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in May

Hazard calendar for Loma Bonita

In seasonPeak

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

Loma Bonita's monsoon runs June–October, 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 Loma Bonita?

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

2.7
Sightseeing
8th-best month of the year
5.4
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Loma Bonita.

What to pack for Loma Bonita in May

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

In May, Loma Bonita sees daytime highs around 34°C and nights near 25°C. Pack light clothes and sun protection. Worth having: rain gear. About 13 days see rain.

light clothessun protectionrain gear

UV index in Loma Bonita in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Loma Bonita peaks around August 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 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 highExtremeVery highAug 17UV 12Dec 18UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar10Extreme
Apr12Extreme
May8Very high
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in Loma Bonita 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 Loma Bonita is worst in May — around 49 µg/m³ PM2.5 (poor), about 3.7× the cleanest month (January, 13 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1647 µg/m³Jan 1513 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb15Moderate
Mar20Moderate
Apr31Moderate
May49Poor
Jun28Moderate
Jul31Moderate
Aug24Moderate
Sep21Moderate
Oct15Moderate
Nov14Moderate
Dec15Moderate
Location & terrain

Where is Loma Bonita?

Loma Bonita sits at 18.1°N, 95.9°W, 25 m above sea level, in Mexico. The nearest listed city is Tuxtepec, 26 km away.

Topography around Loma Bonita

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

Within 3 km, the terrain around Loma Bonita has only modest variations in elevation — a maximum elevation change of 41 m around an average of 22 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 119 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,715 m.

The land around Loma Bonita is covered by grassland (52%) and trees (27%) within 3 km, grassland (44%) and trees (34%) within 16 km, and trees (40%) and grassland (36%) within 80 km.

3 km
41 m
16 km
119 m
80 km
2,715 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
May weather nearby: Tuxtepec 26 km · Cosamaloapan 30 km · Tres Valles 31 km · Carlos A. Carrillo 33 km · Isla 38 km · Tlacotalpan 61 km · La Isla 62 km · Tierra Blanca 63 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 Loma Bonita (18.1077°, -95.8805°, elevation 25 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).