Silao de la Victoria weather in September

In September, Silao de la Victoria sees average daytime highs of 26°C and overnight lows near 15°C, with 114 mm of rain across 14.5 wet days and about 12.1 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 20% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 12 h 24 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Silao de la Victoria's 12th-clearest and 4th-windiest month. For the whole year in context, see Silao de la Victoria's year-round climate.

Daytime high
26°
8th warmest
Overnight low
15°
8th coldest
Rainfall
114 mm
14.5 wet days
Daylight
12 h 06 min
6:36 AM – 6:44 PM
Cloud cover
65%
12th clearest
Wind
9 km/h
4th windiest
Solar energy
5.55 kWh/m²
Travel score
5.9
out of 10

Silao de la Victoria is municipal seat of Silao, State of Guanajuato, Mexico.

Founded
1833

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical September day in Silao de la Victoria reaches about 26°C in the afternoon and slips back to 15°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 28°C. Set against its neighbours, September runs on par with August and on par with October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12615
22615
32615
42615
52615
62615
72615
82615
92615
102615
112615
122615
132615
142615
152615
162615
172615
182615
192615
202615
212615
222615
232615
242614
252614
262614
272614
282614
292614
302614

Silao de la Victoria weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 122.210.98.4
Feb25° / 10°111.611.38.6
Mar27° / 12°101.711.98.0
Apr30° / 14°102.212.56.3
May30° / 16°357135.3
Jun29° / 16°12114.313.25.1
Jul26° / 15°14818.213.15.4
Aug26° / 15°12916.712.75.6
Sep26° / 15°11414.512.15.9
Oct26° / 13°386.211.57.4
Nov25° / 10°102.2118.6
Dec23° / 51.210.88.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in September, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 21% of September, with mostly cloudy or overcast conditions the remaining 58%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14060
23961
33961
43862
53862
63862
73862
83862
93862
103862
113961
123961
134060
144060
154159
164159
174159
184159
194357
204357
214258
224357
234357
244456
254456
264555
274555
284654
294753
304852

Chance of precipitation in September

Any precipitation

Silao de la Victoria gets around 114 mm of rain over 14.5 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 48% and peaks near 56% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
156
256
356
456
556
656
756
856
956
1055
1155
1254
1353
1453
1552
1650
1749
1848
1947
2045
2144
2242
2340
2439
2537
2635
2734
2833
2932
3031

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 50% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
1286012
2286012
3285913
4285913
5285814
6285814
7285814
8295615
9295615
10305515
11315415
12325315
13335215
14345115
15355015
16365015
17374914
18384814
19394813
20404713
21424612
22434512
23454411
24474210
25494110
2651409
2752399
2855378
2957367
3058357

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 24 min at the start of September to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over September. Sunrise moves from 6:33 AM to 6:40 AM, and sunset from 6:58 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:336:58
212.46:336:57
312.46:336:56
412.46:346:55
512.36:346:54
612.36:346:53
712.36:346:52
812.36:356:51
912.36:356:50
1012.26:356:49
1112.26:356:49
1212.26:366:48
1312.26:366:47
1412.26:366:46
1512.16:366:45
1612.16:366:44
1712.16:376:43
1812.16:376:42
1912.16:376:41
2012.06:376:40
2112.06:386:39
2212.06:386:38
2312.06:386:37
2412.06:386:36
2511.96:396:35
2611.96:396:34
2711.96:396:33
2811.96:406:32
2911.96:406:31
3011.86:406:30

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.55 kWh/m².

For context, solar energy here swings from a low near 4.83 kWh/m² to a high of 7.55 kWh/m² in April across the year — September's 5.55 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
Planning a trip in September

Hazard calendar for Silao de la Victoria

In seasonPeak

In September, Silao de la Victoria sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Silao de la Victoria'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 September a good time to visit Silao de la Victoria?

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

5.9
Sightseeing
8th-best month of the year
5.6
Beach & pool
10th-best month of the year

September is a reasonable time to visit Silao de la Victoria for sightseeing.

What to pack for Silao de la Victoria in September

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

In September, Silao de la Victoria sees daytime highs around 26°C and nights near 15°C. Pack rain gear. Worth having: light clothes and sun protection. About 15 days see rain.

rain gearlight clothessun protection

UV index in Silao de la Victoria in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Silao de la Victoria peaks around June 13 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 13UV 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 Silao de la Victoria in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Silao de la Victoria 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 Silao de la Victoria?

Silao de la Victoria sits at 20.9°N, 101.4°W, 1,780 m above sea level, in Mexico. The nearest listed city is Romita, 12 km away.

Topography around Silao de la Victoria

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Silao de la Victoria.

Within 3 km, the terrain around Silao de la Victoria has only modest variations in elevation — a maximum elevation change of 76 m around an average of 1,780 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 831 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,277 m.

The land around Silao de la Victoria is covered by cropland (46%) and artificial surfaces (38%) within 3 km, cropland (44%) and grassland (22%) within 16 km, and shrubs (35%) and cropland (33%) within 80 km.

3 km
76 m
16 km
831 m
80 km
1,277 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Romita 12 km · Marfil 16 km · Guanajuato 19 km · Medina 31 km · Irapuato 31 km · León de los Aldama 33 km · La Ermita 39 km · Centro Familiar la Soledad 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 Silao de la Victoria (20.9436°, -101.427°, 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).