Pénjamo weather in August

In August, Pénjamo sees average daytime highs of 27°C and overnight lows near 15°C, with 135 mm of rain across 19.2 wet days and about 12.7 hours of daylight. It is the 6th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 18% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 12 h 54 min at the start of August to 12 h 24 min by month's end. Set against the rest of the year, August is Pénjamo's 10th-clearest and 11th-windiest month. For the whole year in context, see Pénjamo's year-round climate.

Daytime high
27°
6th warmest
Overnight low
15°
9th coldest
Rainfall
135 mm
19.2 wet days
Daylight
12 h 42 min
6:30 AM – 7:12 PM
Cloud cover
65%
10th clearest
Wind
6 km/h
11th windiest
Solar energy
6.12 kWh/m²
Travel score
5.1
out of 10

Pénjamo is municipal seat of Pénjamo, State of Guanajuato, Mexico.

Founded
1542

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical August day in Pénjamo reaches about 27°C in the afternoon and slips back to 15°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 29°C. Set against its neighbours, August runs on par with July and on par with September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12715
22715
32715
42715
52715
62715
72715
82715
92715
102715
112715
122715
132715
142715
152715
162715
172715
182715
192715
202715
212715
222715
232715
242715
252715
262715
272715
282715
292715
302715
312615

Pénjamo weather by month

How August compares with the rest of the year at a glance. August is the 6th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 121.810.98.7
Feb26° / 91.511.38.4
Mar29° / 11°101.411.97.3
Apr31° / 14°7212.55.6
May32° / 16°366.8134.6
Jun29° / 16°1321613.24.5
Jul27° / 15°16921.513.14.8
Aug27° / 15°13519.212.75.1
Sep26° / 15°12416.512.15.5
Oct27° / 13°437.411.57.0
Nov26° / 10°122.4118.3
Dec25° / 41.210.88.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 24% of August, with mostly cloudy or overcast conditions the remaining 58%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24852
34852
44852
54951
64852
74852
84852
94654
104654
114654
124555
134456
144357
154258
164159
174159
184060
194060
204060
213862
223862
233763
243763
253763
263664
273664
283664
293565
303565
313565

Chance of precipitation in August

Any precipitation

Pénjamo gets around 135 mm of rain over 19.2 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 63% and peaks near 65% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
161
261
360
460
560
660
760
861
961
1062
1162
1263
1363
1463
1563
1664
1764
1864
1964
2065
2165
2265
2365
2465
2565
2664
2764
2864
2965
3065
3165

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the comfortable band about 57% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
1146224
2156124
3156124
4156223
5166123
6166123
7166123
8176023
9175924
10175924
11175924
12175825
13175825
14175726
15175726
16165727
17165727
18165628
19165628
20155629
21155629
22155530
23155530
24145531
25145531
26145432
27145432
28135433
29135433
30135334
31145234

Wind in August

Winds average 6 km/h in August.

Across August, daily wind ranges from about 6 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
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 54 min at the start of August to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over August. Sunrise moves from 6:25 AM to 6:34 AM, and sunset from 7:21 PM to 7:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.96:257:21
212.96:257:21
312.96:257:20
412.96:267:20
512.96:267:19
612.96:277:19
712.96:277:18
812.86:277:17
912.86:287:17
1012.86:287:16
1112.86:287:16
1212.86:297:15
1312.86:297:14
1412.76:297:14
1512.76:307:13
1612.76:307:12
1712.76:307:11
1812.76:317:11
1912.76:317:10
2012.66:317:09
2112.66:317:08
2212.66:327:07
2312.66:327:07
2412.66:327:06
2512.56:337:05
2612.56:337:04
2712.56:337:03
2812.56:337:02
2912.56:347:02
3012.46:347:01
3112.46:347:00

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.12 kWh/m².

For context, solar energy here swings from a low near 4.83 kWh/m² to a high of 7.48 kWh/m² in April across the year — August's 6.12 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.0Intense
196.0Intense
206.0Intense
216.0Bright
226.0Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.7Bright
Planning a trip in August

Hazard calendar for Pénjamo

In seasonPeak

In August, Pénjamo sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Pénjamo'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 August a good time to visit Pénjamo?

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

5.1
Sightseeing
9th-best month of the year
5.1
Beach & pool
11th-best month of the year

August is a reasonable time to visit Pénjamo for sightseeing.

What to pack for Pénjamo in August

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

In August, Pénjamo sees daytime highs around 27°C and nights near 15°C. Pack rain gear and sun protection. Worth having: light clothes. About 19 days see rain.

rain gearsun protectionlight clothes

UV index in Pénjamo in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Pénjamo peaks around June 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highJun 14UV 14Dec 15UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun14Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec7Very high

Air quality in Pénjamo in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Pénjamo is worst in May — around 31 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (August, 16 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1031 µg/m³Aug 1316 µg/m³
PM2.5 (µg/m³)Level
Jan23Moderate
Feb20Moderate
Mar21Moderate
Apr31Moderate
May31Moderate
Jun17Moderate
Jul17Moderate
Aug16Moderate
Sep18Moderate
Oct16Moderate
Nov20Moderate
Dec28Moderate
Location & terrain

Where is Pénjamo?

Pénjamo sits at 20.4°N, 101.7°W, 1,780 m above sea level, in Mexico. The nearest listed city is Abasolo, 20 km away.

Topography around Pénjamo

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

Within 3 km, the terrain around Pénjamo has significant variations in elevation — a maximum elevation change of 506 m around an average of 1,814 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 822 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,787 m.

The land around Pénjamo is covered by cropland (30%), artificial surfaces (24%) and grassland (23%) within 3 km, cropland (40%), trees (23%) and grassland (21%) within 16 km, and cropland (41%) within 80 km.

3 km
506 m
16 km
822 m
80 km
1,787 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Abasolo 20 km · La Piedad de Cabadas 33 km · Puruándiro 44 km · Irapuato 47 km · Romita 54 km · Valle de Santiago 56 km · Salamanca 57 km · Yurécuaro 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 Pénjamo (20.4313°, -101.724°, elevation 1,780 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).