San Felipe weather in September

In September, San Felipe sees average daytime highs of 23°C and overnight lows near 12°C, with 125 mm of rain across 14.2 wet days and about 12.1 hours of daylight. It is the 7th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 22% of the time in September, and the air most often feels dry.

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 San Felipe's 12th-clearest and 5th-windiest month. For the whole year in context, see San Felipe's year-round climate.

Daytime high
23°
7th warmest
Overnight low
12°
9th coldest
Rainfall
125 mm
14.2 wet days
Daylight
12 h 06 min
6:36 AM – 6:43 PM
Cloud cover
66%
12th clearest
Wind
9 km/h
5th windiest
Solar energy
5.37 kWh/m²
Travel score
6.0
out of 10

San Felipe is municipal seat of San Felipe, State of Guanajuato, Mexico.

Founded
1562

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 23°C through the month.

A typical September day in San Felipe reaches about 23°C in the afternoon and slips back to 12°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 25°C. Set against its neighbours, September runs about 1°C cooler than August and on par with October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12313
22313
32313
42313
52313
62313
72313
82313
92313
102313
112313
122313
132312
142312
152312
162312
172312
182312
192312
202312
212312
222212
232212
242212
252212
262212
272212
282211
292211
302211

San Felipe weather by month

How September compares with the rest of the year at a glance. September is the 7th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 193.410.87.4
Feb22° / 162.811.38.1
Mar24° / 193.511.88.4
Apr26° / 10°234.112.57.7
May27° / 12°599136.9
Jun25° / 13°11612.413.36.4
Jul24° / 13°13414.213.26.4
Aug24° / 13°11212.112.76.6
Sep23° / 12°12514.212.16.0
Oct22° / 10°547.711.57.1
Nov21° / 213.9117.8
Dec20° / 101.810.77.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in September, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 62%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14159
23961
33862
43862
53664
63664
73664
83565
93565
103565
113664
123664
133664
143763
153763
163763
173763
183862
193862
203862
213862
223961
233961
244060
254060
264159
274159
284258
294258
304258

Chance of precipitation in September

Any precipitation

San Felipe gets around 125 mm of rain over 14.2 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 46% and peaks near 51% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
147
247
348
448
549
649
750
850
950
1051
1151
1250
1350
1450
1549
1649
1748
1848
1947
2046
2145
2244
2343
2442
2541
2639
2738
2837
2937
3036

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 60% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
15941
25842
35842
45743
55743
65644
75644
85644
95644
105644
115644
125644
135644
145644
155743
165743
175842
185842
195941
206040
216139
226337
236436
246634
256733
266931
277030
287228
297327
307525

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

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 6:32 AM to 6:39 AM, and sunset from 6:58 PM to 6:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:326:58
212.46:326:57
312.46:326:56
412.46:326:55
512.46:336:54
612.36:336:53
712.36:336:52
812.36:336:51
912.36:346:50
1012.26:346:49
1112.26:346:48
1212.26:356:47
1312.26:356:46
1412.26:356:45
1512.16:356:44
1612.16:366:43
1712.16:366:42
1812.16:366:41
1912.16:366:40
2012.06:376:39
2112.06:376:38
2212.06:376:37
2312.06:376:36
2412.06:386:35
2511.96:386:34
2611.96:386:33
2711.96:396:32
2811.96:396:31
2911.86:396:30
3011.86:396:29

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.37 kWh/m².

For context, solar energy here swings from a low near 4.75 kWh/m² to a high of 7.51 kWh/m² in April across the year — September's 5.37 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in September

Hazard calendar for San Felipe

In seasonPeak

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

San Felipe'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 San Felipe?

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

6.0
Sightseeing
12th-best month of the year
4.5
Beach & pool
10th-best month of the year

September is a reasonable time to visit San Felipe for sightseeing.

What to pack for San Felipe in September

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

In September, San Felipe sees daytime highs around 23°C and nights near 12°C. Pack rain gear. Worth having: light clothes and sun protection. About 14 days see rain.

rain gearlight clothessun protection

UV index in San Felipe 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 San Felipe peaks around June 10 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 10UV 14Dec 16UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar13Extreme
Apr14Extreme
May14Extreme
Jun14Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov8Very high
Dec7Very high
Location & terrain

Where is San Felipe?

San Felipe sits at 21.5°N, 101.2°W, 2,089 m above sea level, in Mexico. The nearest listed city is Dolores Hidalgo, 46 km away.

Topography around San Felipe

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

Within 3 km, the terrain around San Felipe has only modest variations in elevation — a maximum elevation change of 77 m around an average of 2,092 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 972 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,421 m.

The land around San Felipe is covered by cropland (33%), shrubs (28%) and artificial surfaces (20%) within 3 km, shrubs (44%), cropland (23%) and grassland (22%) within 16 km, and shrubs (54%) and cropland (23%) within 80 km.

3 km
77 m
16 km
972 m
80 km
1,421 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Dolores Hidalgo 46 km · Guanajuato 51 km · Marfil 54 km · Medina 56 km · León de los Aldama 63 km · Silao de la Victoria 63 km · La Ermita 65 km · Centro Familiar la Soledad 67 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 Felipe (21.4788°, -101.2158°, elevation 2,089 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).