Rio Verde de Mato Grosso weather in September

In September, Rio Verde de Mato Grosso sees average daytime highs of 32°C and overnight lows near 20°C, with 68 mm of rain across 8.1 wet days and about 11.9 hours of daylight. It is the 1st-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 55% of the time in September, and the air most often feels muggy.

Daylight stretches from about 11 h 36 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Rio Verde de Mato Grosso's 4th-clearest and 1st-windiest month. For the whole year in context, see Rio Verde de Mato Grosso's year-round climate.

Daytime high
32°
1st warmest
Overnight low
20°
5th coldest
Rainfall
68 mm
8.1 wet days
Daylight
11 h 54 min
6:37 AM – 6:31 PM
Cloud cover
43%
4th clearest
Wind
9 km/h
1st windiest
Solar energy
5.61 kWh/m²
Travel score
4.6
out of 10

Rio Verde de Mato Grosso is human settlement in Brazil.

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 32°C through the month.

A typical September day in Rio Verde de Mato Grosso reaches about 32°C in the afternoon and slips back to 20°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 36°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

15°20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13119
23120
33120
43220
53220
63220
73220
83220
93220
103220
113220
123220
133220
143220
153221
163221
173221
183221
193221
203221
213221
223221
233221
243221
253221
263221
273221
283221
293121
303121

How September really feels in Rio Verde de Mato Grosso

Once humidity and wind are folded in, September averages 2 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
2
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.

Rio Verde de Mato Grosso weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°28325.2133.3
Feb30° / 22°21423.412.63.2
Mar30° / 22°17522.312.13.6
Apr30° / 21°7511.311.65.0
May28° / 18°566.511.16.8
Jun28° / 17°273.210.97.8
Jul28° / 17°171.9117.7
Aug30° / 18°192.811.46.0
Sep32° / 20°688.111.94.6
Oct31° / 22°12416.612.43.7
Nov30° / 22°17020.612.93.5
Dec30° / 22°22924.113.13.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 55% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 31%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17822
27822
37723
47624
57624
67624
77525
87525
97426
107426
117327
127228
137228
147129
157129
167129
177030
186931
196832
206832
216733
226535
236535
246337
256238
266139
276040
285941
295842
305743

Chance of precipitation in September

Any precipitation

Rio Verde de Mato Grosso gets around 68 mm of rain over 8.1 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 27% and peaks near 42% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
116
217
318
419
519
620
721
821
922
1022
1122
1223
1323
1424
1524
1625
1726
1826
1927
2029
2130
2231
2333
2434
2536
2637
2739
2840
2941
3042

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 27% of days. Sticky, muggy-or-worse air turns up on roughly 30% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1403020100
2393020110
3382920120
4382920130
5372920140
6352821150
7342821161
8332822171
9312722181
10302723201
11282723211
12262624221
13252624241
14232525251
15222525262
16212426282
17192426292
18182327302
19172227312
20162227333
21152127343
22142027363
23131927384
24121827394
25111726415
26111626425
27101525436
28101524447
2991424458
3091423469

Wind in September

Winds average 9 km/h in September, the windiest month of the year.

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
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
288calm
298calm
308calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 36 min at the start of September to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over September. Sunrise moves from 6:50 AM to 6:24 AM, and sunset from 6:28 PM to 6:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:506:28
211.66:506:28
311.76:496:28
411.76:486:28
511.76:476:29
611.76:466:29
711.76:456:29
811.76:446:29
911.86:436:29
1011.86:426:29
1111.86:416:30
1211.86:416:30
1311.86:406:30
1411.96:396:30
1511.96:386:30
1611.96:376:31
1711.96:366:31
1811.96:356:31
1911.96:346:31
2012.06:336:31
2112.06:326:31
2212.06:316:32
2312.06:306:32
2412.06:306:32
2512.16:296:32
2612.16:286:32
2712.16:276:33
2812.16:266:33
2912.16:256:33
3012.26:246:33

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.61 kWh/m².

For context, solar energy here swings from a low near 4.01 kWh/m² to a high of 5.92 kWh/m² in October across the year — September's 5.61 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
Planning a trip in September

Hazard calendar for Rio Verde de Mato Grosso

In seasonPeak

None of Rio Verde de Mato Grosso's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Rio Verde de Mato Grosso's monsoon runs November–March, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Rio Verde de Mato Grosso?

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

4.6
Sightseeing
6th-best month of the year
7.0
Beach & pool
5th-best month of the year

September is a reasonable time to visit Rio Verde de Mato Grosso for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Rio Verde de Mato Grosso in September

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

In September, Rio Verde de Mato Grosso sees daytime highs around 32°C and nights near 20°C. Pack light clothes. Worth having: rain gear and sun protection. About 8 days see rain.

light clothesrain gearsun protection

UV index in Rio Verde de Mato Grosso in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rio Verde de Mato Grosso peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 17 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highVery highExtremeJan 19UV 15Sep 17UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr11Extreme
May8Very high
Jun7High
Jul7Very high
Aug9Very high
Sep6High
Oct8Very high
Nov13Extreme
Dec14Extreme

Air quality in Rio Verde de Mato Grosso 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 Rio Verde de Mato Grosso is worst in September — around 21 µg/m³ PM2.5 (moderate), about 5.0× the cleanest month (July, 4 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1920 µg/m³Jul 125 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar7Good
Apr6Good
May7Good
Jun6Good
Jul4Good
Aug9Good
Sep21Moderate
Oct16Moderate
Nov8Good
Dec8Good
Location & terrain

Where is Rio Verde de Mato Grosso?

Rio Verde de Mato Grosso sits at 18.9°S, 54.8°W, 335 m above sea level, in Brazil. The nearest listed city is Coxim, 47 km away.

Topography around Rio Verde de Mato Grosso

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rio Verde de Mato Grosso.

Within 3 km, the terrain around Rio Verde de Mato Grosso has only modest variations in elevation — a maximum elevation change of 212 m around an average of 338 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 369 m; within 80 km, large variations in elevation — a maximum elevation change of 632 m.

The land around Rio Verde de Mato Grosso is covered by grassland (42%) and trees (41%) within 3 km, trees (45%) and grassland (43%) within 16 km, and grassland (48%) and trees (36%) within 80 km.

3 km
212 m
16 km
369 m
80 km
632 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwetland
September weather nearby: Coxim 47 km · São Gabriel do Oeste 61 km · Terenos 169 km · Campo Grande 171 km · Costa Rica 185 km · Campo Verde 185 km · Aquidauana 199 km · Anastácio 201 km

Brazil travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / N
127 / 220 V · 60 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$10,713
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
19.3
per 100k, 2023
Road deaths
16
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 482
Religion
Roman Catholic 57%Evangelical 27%none 9%other 4%

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 Rio Verde de Mato Grosso (-18.9181°, -54.8442°, elevation 335 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).