Irapuato weather in January

In January, Irapuato sees average daytime highs of 24°C and overnight lows near 9°C, with 10 mm of rain across 1.6 wet days and about 10.9 hours of daylight. It is the 12th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 56% of the time in January, and the air most often feels dry.

Daylight stretches from about 10 h 48 min at the start of January to 11 h 06 min by month's end. Set against the rest of the year, January is Irapuato's 5th-clearest and 8th-windiest month. For the whole year in context, see Irapuato's year-round climate.

Daytime high
24°
12th warmest
Overnight low
1st coldest
Rainfall
10 mm
1.6 wet days
Daylight
10 h 54 min
7:29 AM – 6:21 PM
Cloud cover
39%
5th clearest
Wind
8 km/h
8th windiest
Solar energy
5 kWh/m²
Travel score
8.7
out of 10

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

Air quality
Elevated
PM10 65.5 µg/m³ · 2018
Density
451/km²
people per km²
Founded
1547

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical January day in Irapuato reaches about 24°C in the afternoon and slips back to 9°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 27°C. Set against its neighbours, January runs on par with December and about 2°C cooler than February.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
1248
2248
3248
4248
5248
6248
7248
8248
9248
10248
11248
12248
13248
14248
15248
16248
17248
18248
19248
20249
21249
22249
23249
24249
25249
26249
27249
28249
29249
30249
31249

Irapuato weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 101.610.98.7
Feb26° / 10°101.511.38.5
Mar29° / 12°101.611.97.4
Apr31° / 14°9212.55.6
May32° / 16°366.6134.7
Jun30° / 17°12714.113.24.7
Jul28° / 16°14917.813.15.3
Aug27° / 16°13516.412.75.5
Sep27° / 15°11514.512.15.8
Oct27° / 14°376.111.57.2
Nov26° / 11°102.1118.3
Dec24° / 4110.88.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 12% of January, with mostly cloudy or overcast conditions the remaining 31%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26733
36832
46733
56832
66832
76931
86931
97030
107030
117030
127129
137030
147030
157030
167030
177030
187030
196931
206931
216931
226931
236832
246931
256931
266931
276931
286931
296931
306931
316931

Chance of precipitation in January

Any precipitation

Irapuato gets around 10 mm of rain over 1.6 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 5% and peaks near 9% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
14
24
34
44
54
64
74
84
94
104
114
124
135
145
155
165
175
185
195
206
216
226
236
246
257
267
278
288
298
308
319

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in January

Winds average 8 km/h in January.

Across January, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
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 January

DaylightNight

Daylight runs from about 10 h 48 min at the start of January to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over January. Sunrise moves from 7:26 AM to 7:27 AM, and sunset from 6:12 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.87:266:12
210.87:266:12
310.87:266:13
410.87:276:13
510.87:276:14
610.87:276:15
710.87:276:15
810.87:276:16
910.87:286:16
1010.87:286:17
1110.87:286:18
1210.87:286:18
1310.87:286:19
1410.97:286:20
1510.97:286:20
1610.97:296:21
1710.97:296:22
1810.97:296:22
1910.97:296:23
2010.97:296:23
2110.97:296:24
2210.97:296:25
2310.97:286:25
2411.07:286:26
2511.07:286:27
2611.07:286:27
2711.07:286:28
2811.07:286:29
2911.07:286:29
3011.07:276:30
3111.17:276:30

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5 kWh/m².

For context, solar energy here swings from a low near 4.83 kWh/m² to a high of 7.53 kWh/m² in April across the year — January's 5 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in January

Hazard calendar for Irapuato

In seasonPeak

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

Irapuato'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 January a good time to visit Irapuato?

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

8.7
Sightseeing
2nd-best month of the year
7.3
Beach & pool
7th-best month of the year

January is one of the better times to visit Irapuato for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Irapuato in January

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

In January, Irapuato sees daytime highs around 24°C and nights near 9°C. Worth packing: light clothes and sun protection.

light clothessun protection

UV index in Irapuato in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Irapuato peaks around June 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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 13UV 14Dec 16UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar13Extreme
Apr13Extreme
May13Extreme
Jun14Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov8Very high
Dec7Very high

Air quality in Irapuato in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Irapuato 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 1521 µg/m³Oct 1614 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb17Moderate
Mar17Moderate
Apr17Moderate
May21Moderate
Jun15Moderate
Jul17Moderate
Aug15Moderate
Sep16Moderate
Oct13Moderate
Nov16Moderate
Dec20Moderate
Location & terrain

Where is Irapuato?

Irapuato sits at 20.7°N, 101.4°W, 1,751 m above sea level, in Mexico. The nearest listed city is Salamanca, 20 km away.

Topography around Irapuato

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

Within 3 km, the terrain around Irapuato has only modest variations in elevation — a maximum elevation change of 21 m around an average of 1,721 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 504 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,284 m.

The land around Irapuato is covered by artificial surfaces (80%) within 3 km, cropland (58%) within 16 km, and cropland (36%) and shrubs (29%) within 80 km.

3 km
21 m
16 km
504 m
80 km
1,284 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Salamanca 20 km · Romita 28 km · Abasolo 31 km · Silao de la Victoria 31 km · Valle de Santiago 36 km · Marfil 37 km · Juventino Rosas 38 km · Guanajuato 40 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 Irapuato (20.671°, -101.3558°, elevation 1,751 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).