Nanuque weather in September

In September, Nanuque sees average daytime highs of 29°C and overnight lows near 19°C, with 25 mm of rain across 6.1 wet days and about 11.9 hours of daylight. It is the 8th-warmest and 9th-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 27% of the time in September, and the air most often feels humid.

Daylight stretches from about 11 h 36 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Nanuque's 4th-clearest and 2nd-windiest month. For the whole year in context, see Nanuque's year-round climate.

Daytime high
29°
8th warmest
Overnight low
19°
4th coldest
Rainfall
25 mm
6.1 wet days
Daylight
11 h 54 min
6:39 AM – 6:33 PM
Cloud cover
58%
4th clearest
Wind
11 km/h
2nd windiest
Solar energy
4.79 kWh/m²
Travel score
5.9
out of 10

Nanuque 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 29°C through the month.

A typical September day in Nanuque reaches about 29°C in the afternoon and slips back to 19°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 33°C. Set against its neighbours, September runs about 2°C warmer than August and about 1°C cooler than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12918
22918
32918
42918
52918
62918
72918
82918
92918
102918
112918
122918
132918
142919
152919
162919
172919
182919
192919
202919
212919
222919
232919
242919
253019
263019
273019
283019
293019
303019

How September really feels in Nanuque

Once humidity and wind are folded in, September averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Nanuque weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 22°8311.212.93.9
Feb32° / 22°6010.212.63.6
Mar32° / 22°10615.412.13.6
Apr30° / 21°6113.511.64.5
May29° / 19°349.111.25.8
Jun28° / 18°217.4116.8
Jul27° / 17°227.8116.9
Aug28° / 17°186.111.46.8
Sep29° / 19°256.111.95.9
Oct30° / 20°679.212.45.0
Nov30° / 21°13514.912.84.3
Dec31° / 22°13714134.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 23% of September, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15545
25545
35545
45446
55446
65347
75347
85347
95347
105248
115347
125248
135248
145248
155248
165248
175149
185050
195050
205050
214951
224753
234654
244654
254555
264357
274357
284258
294258
304060

Chance of precipitation in September

Any precipitation

Nanuque gets around 25 mm of rain over 6.1 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 20% and peaks near 25% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
118
218
318
418
518
618
718
818
918
1019
1119
1219
1319
1419
1519
1619
1719
1820
1920
2021
2121
2221
2322
2422
2523
2623
2723
2824
2924
3025

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 47% of days. Sticky, muggy-or-worse air turns up on roughly 41% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
121355300
221355300
321355300
421354310
521354310
621354310
721353320
821352330
921352330
1021252340
1121251350
1221151360
1321150370
1421150380
1521049390
1621049400
172948410
182947420
192947430
201946440
211945450
222844460
232843470
242842481
252841491
262840501
272838511
282737531
291736551
301735561

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 36 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 30 minutes over September. Sunrise moves from 6:52 AM to 6:26 AM, and sunset from 6:30 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:526:30
211.76:516:31
311.76:506:31
411.76:496:31
511.76:486:31
611.76:486:31
711.76:476:31
811.86:466:32
911.86:456:32
1011.86:446:32
1111.86:436:32
1211.86:426:32
1311.86:416:32
1411.96:416:32
1511.96:406:33
1611.96:396:33
1711.96:386:33
1811.96:376:33
1912.06:366:33
2012.06:356:33
2112.06:346:33
2212.06:336:34
2312.06:336:34
2412.06:326:34
2512.16:316:34
2612.16:306:34
2712.16:296:34
2812.16:286:35
2912.16:276:35
3012.16:266:35

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.79 kWh/m².

For context, solar energy here swings from a low near 3.43 kWh/m² to a high of 6.12 kWh/m² in January across the year — September's 4.79 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
295.0Bright
305.0Bright
Planning a trip in September

Hazard calendar for Nanuque

In seasonPeak

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

Nanuque's rainy season runs October–January, 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 Nanuque?

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

5.9
Sightseeing
4th-best month of the year
7.5
Beach & pool
1st-best month of the year

September is a reasonable time to visit Nanuque for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Nanuque in September

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

In September, Nanuque sees daytime highs around 29°C and nights near 19°C. Pack light clothes. Worth having: sun protection. About 6 days see rain.

light clothessun protection

UV index in Nanuque in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nanuque peaks around February 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 14UV 15Jun 21UV 7
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr11Extreme
May8Very high
Jun7Very high
Jul7Very high
Aug9Very high
Sep10Extreme
Oct12Extreme
Nov14Extreme
Dec13Extreme
Location & terrain

Where is Nanuque?

Nanuque sits at 17.8°S, 40.4°W, 108 m above sea level, in Brazil. The nearest listed city is Pedro Canário, 30 km away.

Topography around Nanuque

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

Within 3 km, the terrain around Nanuque has only modest variations in elevation — a maximum elevation change of 136 m around an average of 156 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 326 m; within 80 km, large variations in elevation — a maximum elevation change of 745 m.

The land around Nanuque is covered by grassland (60%) and trees (22%) within 3 km, grassland (74%) and trees (21%) within 16 km, and grassland (72%) and trees (26%) within 80 km.

3 km
136 m
16 km
326 m
80 km
745 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Pedro Canário 30 km · Montanha 32 km · Carlos Chagas 46 km · Posto da Mata 53 km · Medeiros Neto 54 km · Pinheiros 61 km · Teixeira de Freitas 73 km · Itanhém 75 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 Nanuque (-17.8392°, -40.3539°, elevation 108 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).