San Juan de los Lagos weather in August

In August, San Juan de los Lagos sees average daytime highs of 27°C and overnight lows near 16°C, with 137 mm of rain across 18.2 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 29% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 13 hours at the start of August to 12 h 24 min by month's end. Set against the rest of the year, August is San Juan de los Lagos's 10th-clearest and 11th-windiest month. For the whole year in context, see San Juan de los Lagos's year-round climate.

Daytime high
27°
6th warmest
Overnight low
16°
9th coldest
Rainfall
137 mm
18.2 wet days
Daylight
12 h 42 min
6:31 AM – 7:15 PM
Cloud cover
57%
10th clearest
Wind
8 km/h
11th windiest
Solar energy
6.39 kWh/m²
Travel score
5.4
out of 10

San Juan de los Lagos is municipal seat of San Juan, State of Jalisco, Mexico.

Density
56/km²
people per km²
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 San Juan de los Lagos reaches about 27°C in the afternoon and slips back to 16°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 24°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)
12716
22716
32716
42716
52716
62716
72716
82716
92716
102716
112716
122716
132716
142716
152716
162716
172716
182716
192716
202716
212716
222716
232716
242716
252716
262716
272716
282616
292616
302616
312616

San Juan de los Lagos 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
Jan23° / 16210.98.5
Feb25° / 10°101.611.38.6
Mar28° / 12°71.111.87.9
Apr30° / 14°50.912.56.2
May31° / 17°245.1135.1
Jun30° / 17°11513.813.34.8
Jul27° / 16°15319.813.25.2
Aug27° / 16°13718.212.75.4
Sep26° / 15°11115.212.15.7
Oct27° / 14°406.711.57.3
Nov25° / 11°102.2118.5
Dec24° / 71.110.78.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 25% of August, with mostly cloudy or overcast conditions the remaining 46%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
36040
46040
56040
65941
75941
85941
95842
105743
115743
125644
135545
145545
155446
165446
175446
185347
195347
205347
215347
225248
235248
245149
255050
264951
274852
284753
294753
304654
314753

Chance of precipitation in August

Any precipitation

San Juan de los Lagos gets around 137 mm of rain over 18.2 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 59% and peaks near 62% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
156
256
356
455
555
655
755
856
956
1057
1157
1258
1358
1459
1559
1660
1760
1860
1961
2061
2161
2262
2362
2462
2561
2661
2761
2861
2961
3060
3160

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 (%)
1245620
2255520
3255520
4255520
5255520
6265420
7265420
8265420
9255520
10255520
11255421
12245521
13245521
14245620
15235720
16235720
17225820
18225820
19215821
20215821
21205921
22196021
23196021
24186022
25176122
26176122
27166222
28166123
29166123
30166123
31166024

Wind in August

Winds average 8 km/h in August.

Across August, daily wind ranges from about 7 km/h on the calmest days to 8 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
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 hours 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 36 minutes over August. Sunrise moves from 6:26 AM to 6:36 AM, and sunset from 7:25 PM to 7:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.06:267:25
213.06:267:24
313.06:277:24
412.96:277:23
512.96:277:23
612.96:287:22
712.96:287:22
812.96:297:21
912.96:297:20
1012.86:297:20
1112.86:307:19
1212.86:307:18
1312.86:307:18
1412.86:317:17
1512.86:317:16
1612.76:317:15
1712.76:327:15
1812.76:327:14
1912.76:327:13
2012.76:337:12
2112.66:337:12
2212.66:337:11
2312.66:347:10
2412.66:347:09
2512.66:347:08
2612.56:357:07
2712.56:357:06
2812.56:357:06
2912.56:357:05
3012.56:367:04
3112.46:367:03

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.39 kWh/m².

For context, solar energy here swings from a low near 4.81 kWh/m² to a high of 7.7 kWh/m² in May across the year — August's 6.39 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.6Intense
46.6Intense
56.6Intense
66.6Intense
76.6Intense
86.6Intense
96.5Intense
106.5Intense
116.5Intense
126.5Intense
136.5Intense
146.4Intense
156.4Intense
166.4Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.1Intense
266.1Intense
276.0Intense
286.0Intense
296.0Bright
306.0Bright
315.9Bright
Planning a trip in August

Hazard calendar for San Juan de los Lagos

In seasonPeak

In August, San Juan de los Lagos sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

San Juan de los Lagos'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 San Juan de los Lagos?

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

5.4
Sightseeing
9th-best month of the year
5.4
Beach & pool
11th-best month of the year

August is a reasonable time to visit San Juan de los Lagos for sightseeing.

What to pack for San Juan de los Lagos in August

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

In August, San Juan de los Lagos sees daytime highs around 27°C and nights near 16°C. Pack rain gear and sun protection. Worth having: light clothes. About 18 days see rain.

rain gearsun protectionlight clothes

UV index in San Juan de los Lagos 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 San Juan de los Lagos peaks around May 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 highMay 14UV 14Dec 15UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar13Extreme
Apr14Extreme
May14Extreme
Jun14Extreme
Jul13Extreme
Aug13Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec7High

Air quality in San Juan de los Lagos 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 San Juan de los Lagos is worst in May — around 21 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1420 µg/m³Oct 1814 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb17Moderate
Mar16Moderate
Apr17Moderate
May21Moderate
Jun15Moderate
Jul16Moderate
Aug15Moderate
Sep17Moderate
Oct14Moderate
Nov16Moderate
Dec20Moderate
Location & terrain

Where is San Juan de los Lagos?

San Juan de los Lagos sits at 21.2°N, 102.3°W, 1,749 m above sea level, in Mexico. The nearest listed city is Jalostotitlán, 16 km away.

Topography around San Juan de los Lagos

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Juan de los Lagos.

Within 3 km, the terrain around San Juan de los Lagos has only modest variations in elevation — a maximum elevation change of 175 m around an average of 1,767 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 356 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,615 m.

The land around San Juan de los Lagos is covered by artificial surfaces (31%), shrubs (24%) and cropland (20%) within 3 km, shrubs (40%) and cropland (40%) within 16 km, and shrubs (42%) and cropland (27%) within 80 km.

3 km
175 m
16 km
356 m
80 km
1,615 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
August weather nearby: Jalostotitlán 16 km · San Miguel el Alto 25 km · Encarnación de Díaz 32 km · Teocaltiche 33 km · Lagos de Moreno 43 km · Purísima de Bustos 53 km · Villa Hidalgo 54 km · Nochistlán de Mejía 55 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 San Juan de los Lagos (21.2489°, -102.3304°, elevation 1,749 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).