Flores weather in September

In September, Flores sees average daytime highs of 32°C and overnight lows near 19°C, with 1 mm of rain across 0.3 wet days and about 12 hours of daylight. It is the 5th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 31°C in the first days to 33°C by the end. The sky is clear or mostly clear about 57% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 11 h 48 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Flores's 1st-clearest and 3rd-windiest month. For the whole year in context, see Flores's year-round climate.

Daytime high
32°
5th warmest
Overnight low
19°
3rd coldest
Rainfall
1 mm
0.3 wet days
Daylight
12 hours
5:28 AM – 5:25 PM
Cloud cover
37%
1st clearest
Wind
17 km/h
3rd windiest
Solar energy
6.63 kWh/m²
Travel score
5.0
out of 10

Flores is 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

Highs climb over the month, from about 31°C in the first days to 33°C by the end.

A typical September day in Flores reaches about 32°C in the afternoon and slips back to 19°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°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)
13118
23118
33118
43118
53118
63218
73219
83219
93219
103219
113219
123219
133219
143219
153219
163219
173219
183219
193319
203319
213319
223319
233319
243319
253319
263319
273319
283319
293319
303319

How September really feels in Flores

Once humidity and wind are folded in, September averages 17 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
17
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.

Flores weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 21°929.612.43.8
Feb32° / 21°10610.612.33.9
Mar31° / 21°13013.612.13.9
Apr31° / 21°8710.311.84.5
May30° / 20°457.211.65.4
Jun29° / 19°173.811.66.5
Jul29° / 18°82.311.66.7
Aug30° / 18°40.911.76.2
Sep32° / 19°10.3125.0
Oct34° / 20°81.112.23.9
Nov34° / 21°111.612.43.6
Dec34° / 21°303.812.43.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 57% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 24% 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
47624
57624
67624
77624
87723
97723
107822
117822
127822
137921
147921
158020
168119
178119
188317
198416
208515
218515
228614
238614
248614
258614
268614
278614
288515
298416
308416

Chance of precipitation in September

Any precipitation

Flores gets around 1 mm of rain over 0.3 wet days in September, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 1% and peaks near 1% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
11
21
31
41
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
221
231
241
251
261
270
281
291
301

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 60% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1356401
2356401
3356401
4356401
5356401
6356401
7356401
8356401
9455401
10455401
11455401
12456391
13555391
14556381
15557371
16558361
17559351
18560341
19561331
20563320
21564310
22565300
23566290
24666280
25667270
26667270
27667270
28569260
29568270
30568270

Wind in September

Winds average 17 km/h in September.

Across September, daily wind ranges from about 15 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 48 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 18 minutes over September. Sunrise moves from 5:36 AM to 5:19 AM, and sunset from 5:27 PM to 5:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:365:27
211.95:365:27
311.95:355:27
411.95:355:27
511.95:345:27
611.95:335:26
711.95:335:26
811.95:325:26
911.95:325:26
1011.95:315:26
1111.95:305:26
1211.95:305:26
1311.95:295:25
1411.95:295:25
1511.95:285:25
1612.05:285:25
1712.05:275:25
1812.05:265:25
1912.05:265:24
2012.05:255:24
2112.05:255:24
2212.05:245:24
2312.05:235:24
2412.05:235:24
2512.05:225:24
2612.05:225:24
2712.05:215:23
2812.05:205:23
2912.15:205:23
3012.15:195:23

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.63 kWh/m².

For context, solar energy here swings from a low near 4.45 kWh/m² to a high of 7.08 kWh/m² in October across the year — September's 6.63 kWh/m² falls in the middle.

02468151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.4Intense
116.4Intense
126.5Intense
136.5Intense
146.5Intense
156.6Intense
166.6Intense
176.7Intense
186.7Intense
196.8Intense
206.8Intense
216.8Intense
226.9Intense
236.9Intense
247.0Intense
257.0Intense
267.0Intense
277.0Intense
287.0Intense
297.1Intense
307.1Intense
Planning a trip in September

Hazard calendar for Flores

In seasonPeak

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

Flores's rainy season runs January–April, 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 Flores?

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

5.0
Sightseeing
5th-best month of the year
8.1
Beach & pool
3rd-best month of the year

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

What to pack for Flores in September

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

In September, Flores sees daytime highs around 32°C and nights near 19°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Flores 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 Flores peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 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 13UV 15Jun 23UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec12Extreme
Location & terrain

Where is Flores?

Flores sits at 7.9°S, 38.0°W, 467 m above sea level, in Brazil. The nearest listed city is Princesa Isabel, 15 km away.

Topography around Flores

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

Within 3 km, the terrain around Flores has significant variations in elevation — a maximum elevation change of 257 m around an average of 489 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 732 m; within 80 km, large variations in elevation — a maximum elevation change of 918 m.

The land around Flores is covered by shrubs (68%) within 3 km, shrubs (60%) within 16 km, and shrubs (72%) within 80 km.

3 km
257 m
16 km
732 m
80 km
918 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Princesa Isabel 15 km · Carnaíba 21 km · Serra Talhada 38 km · Afogados da Ingazeira 39 km · Custódia 44 km · Tabira 57 km · Itaporanga 66 km · Conceição 68 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 Flores (-7.8681°, -37.9747°, elevation 467 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).