Lucas do Rio Verde weather in September

In September, Lucas do Rio Verde sees average daytime highs of 33°C and overnight lows near 22°C, with 50 mm of rain across 7.8 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 33°C through the month. The sky is clear or mostly clear about 50% of the time in September, and the air most often feels muggy.

Daylight stretches from about 11 h 42 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Lucas do Rio Verde's 4th-clearest and 4th-windiest month. For the whole year in context, see Lucas do Rio Verde's year-round climate.

Daytime high
33°
1st warmest
Overnight low
22°
11th coldest
Rainfall
50 mm
7.8 wet days
Daylight
11 h 54 min
6:40 AM – 6:36 PM
Cloud cover
45%
4th clearest
Wind
8 km/h
4th windiest
Solar energy
5.9 kWh/m²
Travel score
3.5
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical September day in Lucas do Rio Verde reaches about 33°C in the afternoon and slips back to 22°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 36°C. Set against its neighbours, September runs on par with August and about 1°C warmer than October.

15°20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13421
23421
33421
43422
53422
63422
73422
83422
93422
103422
113422
123422
133422
143422
153422
163422
173422
183422
193322
203322
213322
223322
233322
243322
253322
263322
273322
283322
293322
303322

How September really feels in Lucas do Rio Verde

Once humidity and wind are folded in, September averages 30 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
30
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.

Lucas do Rio Verde 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°25326.412.73.1
Feb30° / 22°22324.612.42.9
Mar30° / 22°18324.712.13.1
Apr31° / 22°8915.511.73.9
May31° / 21°244.911.45.1
Jun31° / 20°50.811.25.7
Jul31° / 19°10.311.35.8
Aug33° / 20°71.211.64.6
Sep33° / 22°507.811.93.5
Oct32° / 22°12618.712.33.1
Nov31° / 22°18223.112.63.1
Dec30° / 22°23225.612.83.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 21% of September, with mostly cloudy or overcast conditions the remaining 30%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18218
28218
38119
48020
58020
68020
77822
87822
97723
107723
117624
127624
137525
147426
157327
167327
177129
187129
196931
206733
216733
226535
236337
246238
256040
265842
275743
285545
295446
305347

Chance of precipitation in September

Any precipitation

Lucas do Rio Verde gets around 50 mm of rain over 7.8 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 26% and peaks near 47% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
111
212
313
413
514
615
716
816
917
1018
1119
1220
1321
1422
1524
1625
1726
1828
1929
2031
2132
2234
2336
2438
2540
2641
2743
2844
2946
3047

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 31% of days. Sticky, muggy-or-worse air turns up on roughly 57% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1132730247
2132629248
3122429259
41224292510
51223292611
61122292612
71121292713
81120282714
91020282715
10919282816
11918272818
12817272919
13717272921
14616263022
15515263024
16415253125
17414253127
18313243228
19212233330
20211213332
21211203434
22110193536
2319173537
2418163640
2517153642
2607143644
2706133645
2805123647
2904113649
3003103651

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 8 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
128calm
138calm
148calm
158calm
168calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 42 min at the start of September to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over September. Sunrise moves from 6:51 AM to 6:30 AM, and sunset from 6:36 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:516:36
211.86:506:36
311.86:506:36
411.86:496:36
511.86:486:36
611.86:486:36
711.86:476:36
811.86:466:36
911.86:456:36
1011.96:456:36
1111.96:446:36
1211.96:436:36
1311.96:426:36
1411.96:426:36
1511.96:416:36
1611.96:406:36
1711.96:396:36
1812.06:396:36
1912.06:386:36
2012.06:376:36
2112.06:366:36
2212.06:366:36
2312.06:356:36
2412.06:346:36
2512.06:336:36
2612.16:336:36
2712.16:326:36
2812.16:316:36
2912.16:316:36
3012.16:306:36

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.9 kWh/m².

For context, solar energy here swings from a low near 4.74 kWh/m² to a high of 5.99 kWh/m² in October across the year — September's 5.9 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
266.0Bright
276.0Bright
286.0Bright
296.0Bright
306.0Bright
Planning a trip in September

Hazard calendar for Lucas do Rio Verde

In seasonPeak

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

Lucas do Rio Verde's monsoon runs October–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 Lucas do Rio Verde?

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

3.5
Sightseeing
6th-best month of the year
6.6
Beach & pool
5th-best month of the year

September is a weaker month for outdoor sightseeing in Lucas do Rio Verde. The water and warmth also suit a beach or pool day.

What to pack for Lucas do Rio Verde in September

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

In September, Lucas do Rio Verde sees daytime highs around 33°C and nights near 22°C. Pack light clothes. Worth having: sun protection. About 8 days see rain.

light clothessun protection

UV index in Lucas do Rio Verde 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 Lucas do Rio Verde peaks around February 9 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 15 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 9UV 15Sep 15UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May10Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep6High
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Lucas do Rio Verde 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 Lucas do Rio Verde is worst in September — around 38 µg/m³ PM2.5 (poor), about 5.6× the cleanest month (July, 7 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateModerateGoodSep 1736 µg/m³Jul 107 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar12Moderate
Apr11Good
May10Good
Jun8Good
Jul7Good
Aug17Moderate
Sep38Poor
Oct22Moderate
Nov13Moderate
Dec11Good
Location & terrain

Where is Lucas do Rio Verde?

Lucas do Rio Verde sits at 13.1°S, 55.9°W, 367 m above sea level, in Brazil. The nearest listed city is Sorriso, 63 km away.

Topography around Lucas do Rio Verde

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

Within 3 km, the terrain around Lucas do Rio Verde has only modest variations in elevation — a maximum elevation change of 54 m around an average of 392 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 92 m; within 80 km, only modest variations in elevation — a maximum elevation change of 225 m.

The land around Lucas do Rio Verde is covered by artificial surfaces (47%), grassland (23%) and trees (20%) within 3 km, cropland (69%) and trees (22%) within 16 km, and cropland (59%) and trees (36%) within 80 km.

3 km
54 m
16 km
92 m
80 km
225 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Sorriso 63 km · Tapurah 75 km · Nova Mutum 86 km · Sinop 141 km · Diamantino 159 km · Nobres 189 km · Rosário Oeste 204 km · Campo Novo do Parecis 224 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 Lucas do Rio Verde (-13.0713°, -55.9148°, elevation 367 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).