Nova Cruz weather in September

In September, Nova Cruz sees average daytime highs of 29°C and overnight lows near 21°C, with 12 mm of rain across 4.3 wet days and about 12 hours of daylight. It is the 9th-warmest and 10th-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 38% of the time in September, and the air most often feels muggy.

Daylight stretches from about 11 h 54 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 Cruz's 1st-clearest and 2nd-windiest month. For the whole year in context, see Nova Cruz's year-round climate.

Daytime high
29°
9th warmest
Overnight low
21°
3rd coldest
Rainfall
12 mm
4.3 wet days
Daylight
12 hours
5:17 AM – 5:15 PM
Cloud cover
45%
1st clearest
Wind
16 km/h
2nd windiest
Solar energy
5.64 kWh/m²
Travel score
6.2
out of 10

Nova Cruz 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 Nova Cruz reaches about 29°C in the afternoon and slips back to 21°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12921
22921
32921
42921
52921
62921
72921
82921
92921
102921
112921
122921
132921
142921
152921
162921
172921
182921
193021
203021
213021
223021
233021
243021
253021
263021
273022
283022
293022
303022

How September really feels in Nova Cruz

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.

Nova Cruz weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°4312.412.34.3
Feb31° / 23°5312.712.24.0
Mar31° / 23°7116.9123.8
Apr30° / 23°8216.711.94.0
May30° / 23°6413.611.74.9
Jun28° / 22°5612.311.65.6
Jul28° / 21°4610.711.76.3
Aug28° / 21°196.311.86.4
Sep29° / 21°124.3126.2
Oct30° / 22°103.512.15.7
Nov31° / 23°114.112.35.4
Dec31° / 23°217.812.44.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 43% of September, with mostly cloudy or overcast conditions the remaining 19%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17624
27624
37624
47723
57723
67723
77723
87723
97723
107822
117822
127921
138020
148020
158020
168119
178218
188218
198317
208317
218416
228416
238515
248515
258614
268614
278515
288515
298515
308614

Chance of precipitation in September

Any precipitation

Nova Cruz gets around 12 mm of rain over 4.3 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 14% and peaks near 17% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
117
217
317
417
517
617
717
817
917
1017
1117
1217
1317
1416
1515
1615
1714
1814
1913
2012
2112
2211
2311
2410
2510
2610
2710
2810
2910
3010

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 86% of days. Sticky, muggy-or-worse air turns up on roughly 91% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
111845
211845
311845
412835
512835
612835
712835
812835
912835
1011845
1111845
1211845
1310855
1410855
1510855
169865
179865
188875
198875
207885
217885
227885
237885
247885
257885
267885
277885
286895
296895
306895

Wind in September

Winds average 16 km/h in September.

Across September, daily wind ranges from about 16 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 54 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 12 minutes over September. Sunrise moves from 5:25 AM to 5:10 AM, and sunset from 5:18 PM to 5:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:255:18
211.95:255:18
311.95:245:17
411.95:245:17
511.95:235:17
611.95:235:17
711.95:225:17
811.95:225:17
911.95:215:16
1011.95:205:16
1111.95:205:16
1211.95:195:16
1311.95:195:16
1412.05:185:15
1512.05:185:15
1612.05:175:15
1712.05:175:15
1812.05:165:15
1912.05:155:14
2012.05:155:14
2112.05:145:14
2212.05:145:14
2312.05:135:14
2412.05:135:14
2512.05:125:13
2612.05:125:13
2712.05:115:13
2812.05:115:13
2912.05:105:13
3012.15:105:13

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.64 kWh/m².

For context, solar energy here swings from a low near 4.2 kWh/m² to a high of 6.16 kWh/m² in November across the year — September's 5.64 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.3Bright
65.4Bright
75.4Bright
85.4Bright
95.4Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.6Bright
155.6Bright
165.6Bright
175.7Bright
185.7Bright
195.7Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.9Bright
255.9Bright
265.9Bright
276.0Bright
286.0Bright
296.0Intense
306.0Intense
Planning a trip in September

Is September a good time to visit Nova Cruz?

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

6.2
Sightseeing
3rd-best month of the year
8.1
Beach & pool
1st-best month of the year

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

What to pack for Nova Cruz in September

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

In September, Nova Cruz sees daytime highs around 29°C and nights near 21°C. Pack light clothes. Worth having: sun protection. About 4 days see rain.

light clothessun protection

Sea temperature near Nova Cruz in September

The nearest coast averages about 26°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 63 km away) is warmest in March at about 29°C and coldest in August near 26°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Tropical
Mar29Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul27Warm
Aug26Warm
Sep26Warm
Oct27Warm
Nov27Warm
Dec28Warm

UV index in Nova Cruz in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (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 Cruz peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 15 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 12UV 15Jul 15UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Nova Cruz?

Nova Cruz sits at 6.5°S, 35.4°W, 90 m above sea level, in Brazil. The nearest listed city is Santo Antônio, 19 km away.

Topography around Nova Cruz

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

Within 3 km, the terrain around Nova Cruz has only modest variations in elevation — a maximum elevation change of 67 m around an average of 91 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 268 m; within 80 km, large variations in elevation — a maximum elevation change of 694 m.

The land around Nova Cruz is covered by grassland (88%) within 3 km, grassland (89%) within 16 km, and grassland (48%) and shrubs (21%) within 80 km.

3 km
67 m
16 km
268 m
80 km
694 m
treesshrubsgrasslandcroplandartificial surfaceswatermangroves
September weather nearby: Santo Antônio 19 km · Belém 26 km · Goianinha 34 km · Araruna 35 km · Canguaretama 35 km · Bananeiras 37 km · Solânea 40 km · Araçagi 42 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 Cruz (-6.4781°, -35.4339°, elevation 90 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).