Nova Viçosa weather in September

In September, Nova Viçosa sees average daytime highs of 25°C and overnight lows near 23°C, with 42 mm of rain across 8 wet days and about 11.9 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°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 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 Nova Viçosa's 4th-clearest and 4th-windiest month. For the whole year in context, see Nova Viçosa's year-round climate.

Daytime high
25°
10th warmest
Overnight low
23°
3rd coldest
Rainfall
42 mm
8 wet days
Daylight
11 h 54 min
5:35 AM – 5:29 PM
Cloud cover
46%
4th clearest
Wind
20 km/h
4th windiest
Solar energy
5.11 kWh/m²
Travel score
7.4
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical September day in Nova Viçosa reaches about 25°C in the afternoon and slips back to 23°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 26°C. Set against its neighbours, September runs on par with August and on par with October.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12522
22522
32522
42522
52522
62522
72522
82522
92522
102522
112522
122522
132522
142522
152523
162523
172523
182523
192523
202523
212523
222523
232523
242523
252523
262523
272523
282523
292523
302523

Nova Viçosa weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°7210.1136.5
Feb28° / 25°5310.212.66.3
Mar28° / 25°12715.712.15.7
Apr27° / 25°9115.611.65.7
May26° / 24°7213.111.26.4
Jun25° / 23°5111.410.96.9
Jul25° / 22°4611.6117.0
Aug24° / 22°368.711.47.5
Sep25° / 23°42811.97.4
Oct26° / 23°8710.212.46.8
Nov26° / 24°16113.612.85.9
Dec27° / 25°1051213.16.1

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 28%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17921
27822
37822
47822
57822
67822
77723
87723
97723
107723
117624
127525
137525
147426
157426
167228
177129
187129
197030
206832
216832
226733
236634
246535
256535
266436
276337
286238
296238
306238

Chance of precipitation in September

Any precipitation

Nova Viçosa gets around 42 mm of rain over 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 27% and peaks near 29% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
125
225
325
425
525
625
725
825
926
1026
1126
1226
1326
1426
1526
1627
1727
1827
1927
2027
2127
2228
2328
2428
2528
2628
2728
2828
2929
3029

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 64% of days. Sticky, muggy-or-worse air turns up on roughly 81% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1419689
2519679
35196610
45196610
55196610
65196511
75196511
85186611
95186512
105186512
115176612
125176513
135166514
144166614
154156615
164156615
174156516
184146517
193146617
203146518
213136519
223136420
233136321
243126322
253126223
263126124
273126025
283115927
293115828
303115729

Wind in September

Winds average 20 km/h in September.

Across September, daily wind ranges from about 18 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1520light breeze
1620light breeze
1720light breeze
1820light breeze
1920light breeze
2020light breeze
2120breezy
2220breezy
2320breezy
2420breezy
2520breezy
2620breezy
2720breezy
2820breezy
2920breezy
3020breezy

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 5:48 AM to 5:23 AM, and sunset from 5:27 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:485:27
211.75:475:27
311.75:465:27
411.75:455:27
511.75:445:27
611.75:445:27
711.75:435:27
811.85:425:28
911.85:415:28
1011.85:405:28
1111.85:395:28
1211.85:385:28
1311.85:375:28
1411.95:375:29
1511.95:365:29
1611.95:355:29
1711.95:345:29
1811.95:335:29
1912.05:325:29
2012.05:315:29
2112.05:305:30
2212.05:295:30
2312.05:295:30
2412.05:285:30
2512.15:275:30
2612.15:265:30
2712.15:255:31
2812.15:245:31
2912.15:235:31
3012.15:235:31

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.11 kWh/m².

For context, solar energy here swings from a low near 3.71 kWh/m² to a high of 6.58 kWh/m² in January across the year — September's 5.11 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in September

Is September a good time to visit Nova Viçosa?

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

7.4
Sightseeing
2nd-best month of the year
6.6
Beach & pool
3rd-best month of the year

September is one of the better times to visit Nova Viçosa for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Nova Viçosa in September

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

In September, Nova Viçosa sees daytime highs around 25°C and nights near 23°C. Worth packing: light clothes, rain gear and sun protection. About 8 days see rain.

light clothesrain gearsun protection

Sea temperature near Nova Viçosa in September

The nearest coast averages about 25°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in March at about 28°C and coldest in August near 24°C.

The water stays above 20°C all year — warm enough for a swim any month.

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar28Warm
Apr28Warm
May26Warm
Jun25Warm
Jul25Warm
Aug24Warm
Sep25Warm
Oct26Warm
Nov26Warm
Dec27Warm

UV index in Nova Viçosa 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 Nova Viçosa peaks around February 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 14Jun 22UV 7
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7Very high
Aug9Very high
Sep10Extreme
Oct12Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Nova Viçosa?

Nova Viçosa sits at 17.9°S, 39.4°W, 8 m above sea level, in Brazil. The nearest listed city is Mucuri, 29 km away.

Topography around Nova Viçosa

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

Within 3 km, the terrain around Nova Viçosa has only modest variations in elevation — a maximum elevation change of 19 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 59 m; within 80 km, significant variations in elevation — a maximum elevation change of 418 m.

The land around Nova Viçosa is covered by water (37%) and mangroves (22%) within 3 km, water (46%) and trees (32%) within 16 km, and water (45%), trees (32%) and grassland (21%) within 80 km.

3 km
19 m
16 km
59 m
80 km
418 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
September weather nearby: Mucuri 29 km · Alcobaça 45 km · Posto da Mata 52 km · Teixeira de Freitas 56 km · Prado 63 km · Pedro Canário 84 km · Conceição da Barra 87 km · Itamaraju 96 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 Nova Viçosa (-17.8919°, -39.3719°, elevation 8 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).