Penedo weather in September

In September, Penedo sees average daytime highs of 28°C and overnight lows near 22°C, with 40 mm of rain across 13.2 wet days and about 11.9 hours of daylight. It is the 9th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 41% of the time in September, and the air most often feels muggy.

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 Penedo's 1st-clearest and 5th-windiest month. For the whole year in context, see Penedo's year-round climate.

Daytime high
28°
9th warmest
Overnight low
22°
3rd coldest
Rainfall
40 mm
13.2 wet days
Daylight
11 h 54 min
5:22 AM – 5:19 PM
Cloud cover
46%
1st clearest
Wind
12 km/h
5th windiest
Solar energy
5.44 kWh/m²
Travel score
5.9
out of 10

Penedo 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 28°C through the month.

A typical September day in Penedo reaches about 28°C in the afternoon and slips back to 22°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 29°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12721
22721
32721
42721
52721
62721
72721
82722
92822
102822
112822
122822
132822
142822
152822
162822
172822
182822
192822
202822
212822
222822
232822
242822
252822
262922
272922
282922
292922
302922

How September really feels in Penedo

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.

Penedo weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 24°4913.312.54.2
Feb31° / 24°5413.712.34.0
Mar31° / 24°6615.812.14.0
Apr30° / 24°8117.311.84.1
May29° / 23°10219.911.54.5
Jun27° / 22°9521.211.44.9
Jul27° / 21°8521.111.55.1
Aug27° / 21°581811.75.5
Sep28° / 22°4013.211.95.9
Oct29° / 23°399.912.25.5
Nov30° / 23°297.712.55.1
Dec31° / 24°278.812.64.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 40% 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
37525
47525
57525
67525
77525
87624
97723
107723
117822
127822
138020
148020
158119
168218
178317
188416
198416
208515
218515
228614
238614
248614
258614
268515
278515
288515
298515
308416

Chance of precipitation in September

Any precipitation

Penedo gets around 40 mm of rain over 13.2 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 44% and peaks near 50% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
150
250
350
450
550
650
750
850
950
1049
1149
1249
1348
1448
1547
1646
1745
1844
1943
2041
2140
2239
2338
2437
2536
2635
2735
2834
2934
3034

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 51% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
116039
216039
316039
415940
515940
606040
706040
805941
905941
1005842
1105743
1205743
1305644
1405545
1505446
1605248
1705149
1805050
1904951
2004753
2104654
2204555
2304456
2404357
2504258
2604159
2704060
2803961
2903961
3003862

Wind in September

Winds average 12 km/h in September.

Across September, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light 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 5:32 AM to 5:13 AM, and sunset from 5:20 PM to 5:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:325:20
211.85:315:20
311.85:315:20
411.85:305:20
511.85:305:20
611.85:295:20
711.95:285:20
811.95:285:20
911.95:275:20
1011.95:265:19
1111.95:265:19
1211.95:255:19
1311.95:245:19
1411.95:245:19
1511.95:235:19
1611.95:225:19
1712.05:225:19
1812.05:215:19
1912.05:205:19
2012.05:205:19
2112.05:195:19
2212.05:185:19
2312.05:185:18
2412.05:175:18
2512.05:165:18
2612.05:165:18
2712.15:155:18
2812.15:145:18
2912.15:145:18
3012.15:135:18

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.44 kWh/m².

For context, solar energy here swings from a low near 4.01 kWh/m² to a high of 6.37 kWh/m² in December across the year — September's 5.44 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.4Bright
155.4Bright
165.4Bright
175.5Bright
185.5Bright
195.5Bright
205.6Bright
215.6Bright
225.7Bright
235.7Bright
245.7Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.9Bright
Planning a trip in September

Hazard calendar for Penedo

In seasonPeak

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

Penedo's rainy season runs January–August, 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 Penedo?

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

5.9
Sightseeing
1st-best month of the year
6.5
Beach & pool
4th-best month of the year

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

What to pack for Penedo in September

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

In September, Penedo sees daytime highs around 28°C and nights near 22°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

Sea temperature near Penedo 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 25 km away) is warmest in April 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
Jan28Warm
Feb28Warm
Mar28Tropical
Apr29Tropical
May28Warm
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct26Warm
Nov27Warm
Dec27Warm

UV index in Penedo in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Penedo peaks around February 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 17UV 14Jun 23UV 9
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar14Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul9Very high
Aug10Very high
Sep11Extreme
Oct12Extreme
Nov13Extreme
Dec12Extreme
Location & terrain

Where is Penedo?

Penedo sits at 10.3°S, 36.6°W, 12 m above sea level, in Brazil. The nearest listed city is Neópolis, 3.0 km away.

Topography around Penedo

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

Within 3 km, the terrain around Penedo has only modest variations in elevation — a maximum elevation change of 78 m around an average of 19 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 145 m; within 80 km, large variations in elevation — a maximum elevation change of 668 m.

The land around Penedo is covered by grassland (37%) and trees (22%) within 3 km, grassland (49%) and trees (21%) within 16 km, and grassland (45%) and water (27%) within 80 km.

3 km
78 m
16 km
145 m
80 km
668 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetlandmangroves
September weather nearby: Neópolis 3.0 km · Igreja Nova 20 km · Piaçabuçu 21 km · Propriá 29 km · Porto Real do Colégio 30 km · São Sebastião 40 km · Junqueiro 42 km · Feira Grande 44 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 Penedo (-10.2903°, -36.5864°, elevation 12 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).