Tamazunchale weather in September

In September, Tamazunchale sees average daytime highs of 29°C and overnight lows near 22°C, with 285 mm of rain across 20.4 wet days and about 12.1 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 20% of the time in September, and the air most often feels oppressive.

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 Tamazunchale's 12th-clearest and 10th-windiest month. For the whole year in context, see Tamazunchale's year-round climate.

Daytime high
29°
5th warmest
Overnight low
22°
9th coldest
Rainfall
285 mm
20.4 wet days
Daylight
12 h 06 min
6:26 AM – 6:33 PM
Cloud cover
68%
12th clearest
Wind
4 km/h
10th windiest
Solar energy
4.7 kWh/m²
Travel score
3.9
out of 10

Tamazunchale is municipal seat of Tamazunchale, State of San Luis Potosí, Mexico.

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 29°C through the month.

A typical September day in Tamazunchale reaches about 29°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 32°C. Set against its neighbours, September runs about 1°C cooler than August and about 2°C warmer than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13022
23022
33022
43022
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
152922
162922
172922
182922
192922
202922
212922
222922
232922
242922
252921
262921
272921
282921
292921
302921

How September really feels in Tamazunchale

Once humidity and wind are folded in, September averages 20 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
20
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Tamazunchale weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan22° / 14°8011.810.96.3
Feb24° / 15°741111.36.5
Mar26° / 17°8912.511.86.2
Apr29° / 20°10611.312.55.2
May31° / 22°11113.8134.2
Jun31° / 23°18317.813.33.7
Jul30° / 22°17118.813.23.8
Aug31° / 22°15818.412.73.8
Sep29° / 22°28520.412.13.9
Oct28° / 20°20414.811.55.6
Nov25° / 17°10512.2116.5
Dec23° / 14°6811.410.76.5

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 19% of September, with mostly cloudy or overcast conditions the remaining 61%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13961
23961
33961
43862
53763
63763
73763
83664
93763
103763
113763
123763
133763
143862
153862
163763
173862
183862
193862
203862
214060
224060
234060
244159
254159
264159
274258
284357
294357
304357

Chance of precipitation in September

Any precipitation

Tamazunchale gets around 285 mm of rain over 20.4 wet days in September, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 67% and peaks near 72% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
168
269
370
470
571
671
772
872
972
1072
1171
1271
1370
1470
1569
1669
1768
1868
1967
2066
2165
2264
2363
2462
2561
2661
2760
2859
2959
3058

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 77% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1019882
2019882
3019873
4019873
5019873
6019864
7019864
80110854
90110854
100110854
110111844
120112834
130113824
140113824
150114814
160115804
170116794
180217774
190218764
200220753
211321723
221322713
231423702
242524672
252526652
262626642
272727622
282728612
293829582
303829582

Wind in September

Winds average 4 km/h in September.

Across September, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

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 6:22 AM to 6:30 AM, and sunset from 6:48 PM to 6:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:226:48
212.46:226:47
312.46:236:46
412.46:236:45
512.36:236:44
612.36:236:43
712.36:246:42
812.36:246:41
912.36:246:40
1012.26:246:39
1112.26:256:38
1212.26:256:37
1312.26:256:36
1412.26:256:35
1512.16:266:34
1612.16:266:33
1712.16:266:32
1812.16:266:31
1912.16:276:30
2012.06:276:29
2112.06:276:28
2212.06:276:27
2312.06:286:26
2412.06:286:25
2511.96:286:24
2611.96:286:23
2711.96:296:22
2811.96:296:21
2911.86:296:20
3011.86:306:19

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.7 kWh/m².

For context, solar energy here swings from a low near 3.35 kWh/m² to a high of 5.78 kWh/m² in May across the year — September's 4.7 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.1Bright
35.1Bright
45.1Bright
55.0Bright
65.0Bright
75.0Bright
84.9Bright
94.9Bright
104.9Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
Planning a trip in September

Hazard calendar for Tamazunchale

In seasonPeak

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

Tamazunchale's rainy season runs June–October, 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 Tamazunchale?

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

3.9
Sightseeing
9th-best month of the year
5.2
Beach & pool
10th-best month of the year

September is a weaker month for outdoor sightseeing in Tamazunchale.

What to pack for Tamazunchale in September

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

In September, Tamazunchale sees daytime highs around 29°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

UV index in Tamazunchale in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tamazunchale peaks around June 19 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighJun 19UV 12Dec 18UV 6
UV index (midday)Level
Jan7High
Feb9Very high
Mar11Extreme
Apr12Extreme
May10Very high
Jun12Extreme
Jul11Extreme
Aug12Extreme
Sep9Very high
Oct9Very high
Nov7High
Dec6High

Air quality in Tamazunchale 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 Tamazunchale is worst in April — around 36 µg/m³ PM2.5 (poor), about 1.7× the cleanest month (September, 21 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 2136 µg/m³Sep 1721 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb33Moderate
Mar33Moderate
Apr36Poor
May36Poor
Jun27Moderate
Jul25Moderate
Aug23Moderate
Sep21Moderate
Oct22Moderate
Nov27Moderate
Dec34Moderate
Location & terrain

Where is Tamazunchale?

Tamazunchale sits at 21.3°N, 98.8°W, 131 m above sea level, in Mexico. The nearest listed city is Huejutla de Reyes, 41 km away.

Topography around Tamazunchale

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

Within 3 km, the terrain around Tamazunchale has significant variations in elevation — a maximum elevation change of 598 m around an average of 245 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,372 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,137 m.

The land around Tamazunchale is covered by trees (87%) within 3 km, trees (89%) within 16 km, and trees (65%) and grassland (20%) within 80 km.

3 km
598 m
16 km
1,372 m
80 km
3,137 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Huejutla de Reyes 41 km · Tantoyuca 59 km · Zacualtipán 69 km · Tamuín 83 km · Ciudad Valles 85 km · Ixmiquilpan 98 km · Pánuco 108 km · Cerro Azul 109 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 Tamazunchale (21.2599°, -98.7893°, elevation 131 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).