Lago da Pedra weather in September

In September, Lago da Pedra sees average daytime highs of 35°C and overnight lows near 24°C, with 8 mm of rain across 1.5 wet days and about 12 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 35°C through the month. The sky is clear or mostly clear about 66% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Lago da Pedra's 2nd-clearest and 1st-windiest month. For the whole year in context, see Lago da Pedra's year-round climate.

Daytime high
35°
1st warmest
Overnight low
24°
9th coldest
Rainfall
8 mm
1.5 wet days
Daylight
12 hours
5:56 AM – 5:54 PM
Cloud cover
37%
2nd clearest
Wind
9 km/h
1st windiest
Solar energy
6.14 kWh/m²
Travel score
3.2
out of 10

Lago da Pedra 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 35°C through the month.

A typical September day in Lago da Pedra reaches about 35°C in the afternoon and slips back to 24°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 33°C and 36°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13523
23523
33523
43523
53523
63523
73523
83523
93523
103523
113523
123523
133523
143524
153524
163524
173524
183524
193524
203524
213524
223524
233524
243524
253524
263524
273524
283524
293524
303524

How September really feels in Lago da Pedra

Once humidity and wind are folded in, September averages 30 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
30
4 feel dangerously hot (≥ 39°C)
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.

Lago da Pedra weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°21325.812.22.7
Feb31° / 23°2312512.12.6
Mar31° / 23°26328.9122.6
Apr31° / 23°2132611.92.8
May31° / 23°9917.311.83.7
Jun32° / 23°235.811.74.7
Jul33° / 22°122.511.84.5
Aug34° / 23°61.211.93.8
Sep35° / 24°81.5123.2
Oct35° / 24°223.612.13.0
Nov34° / 24°518.712.23.0
Dec33° / 24°11516.112.33.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 66% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 22% of September, with mostly cloudy or overcast conditions the remaining 12%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18911
28911
38911
48911
58911
69010
78911
88911
98911
108911
118911
129010
138911
148911
158911
168911
178812
188812
198713
208713
218713
228713
238713
248614
258515
268515
278515
288515
298416
308416

Chance of precipitation in September

Any precipitation

Lago da Pedra gets around 8 mm of rain over 1.5 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 5% and peaks near 6% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
13
24
34
44
55
65
75
85
95
105
115
125
135
145
155
165
175
185
195
205
215
225
235
246
256
266
276
286
296
306

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 55% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11103950
2194050
3194050
4194149
5194149
6194248
7194248
8194248
9194248
10194248
11184249
12184249
13174250
14174250
15164251
16154153
17144154
18144055
19134056
20133957
21123859
22123760
23113662
24113563
25113563
26013564
27013465
28003466
29003466
30003466

Wind in September

Winds average 9 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 54 min at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over September. Sunrise moves from 6:03 AM to 5:49 AM, and sunset from 5:58 PM to 5:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:035:58
211.96:025:57
311.96:025:57
411.96:015:57
511.96:015:57
611.96:015:57
711.96:005:56
811.96:005:56
911.95:595:56
1011.95:595:56
1112.05:585:55
1212.05:585:55
1312.05:575:55
1412.05:575:55
1512.05:565:54
1612.05:565:54
1712.05:555:54
1812.05:555:54
1912.05:545:53
2012.05:545:53
2112.05:535:53
2212.05:535:53
2312.05:525:52
2412.05:525:52
2512.05:515:52
2612.05:515:52
2712.05:505:52
2812.05:505:51
2912.05:495:51
3012.05:495:51

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.14 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.32 kWh/m² to a high of 6.14 kWh/m² in September across the year — September's 6.14 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.0Intense
26.0Intense
36.0Intense
46.1Intense
56.1Intense
66.1Intense
76.1Intense
86.1Intense
96.1Intense
106.1Intense
116.1Intense
126.1Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
Planning a trip in September

Hazard calendar for Lago da Pedra

In seasonPeak

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

Lago da Pedra's monsoon runs January–April, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Lago da Pedra?

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

3.2
Sightseeing
5th-best month of the year
6.9
Beach & pool
4th-best month of the year

September is a weaker month for outdoor sightseeing in Lago da Pedra. The water and warmth also suit a beach or pool day.

What to pack for Lago da Pedra in September

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

In September, Lago da Pedra sees daytime highs around 35°C and nights near 24°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Lago da Pedra 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 Lago da Pedra peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 24 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeMar 15UV 15Jul 24UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec10Extreme

Air quality in Lago da Pedra in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Lago da Pedra is worst in November — around 27 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (June, 9 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1426 µg/m³Jun 189 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb15Moderate
Mar14Moderate
Apr13Moderate
May11Good
Jun9Good
Jul10Good
Aug10Good
Sep13Moderate
Oct22Moderate
Nov27Moderate
Dec20Moderate
Location & terrain

Where is Lago da Pedra?

Lago da Pedra sits at 4.6°S, 45.1°W, 108 m above sea level, in Brazil. The nearest listed city is Paulo Ramos, 17 km away.

Topography around Lago da Pedra

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

Within 3 km, the terrain around Lago da Pedra has only modest variations in elevation — a maximum elevation change of 121 m around an average of 83 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 213 m; within 80 km, significant variations in elevation — a maximum elevation change of 414 m.

The land around Lago da Pedra is covered by grassland (61%) and trees (24%) within 3 km, grassland (70%) and trees (29%) within 16 km, and grassland (54%) and trees (45%) within 80 km.

3 km
121 m
16 km
213 m
80 km
414 m
treesgrasslandartificial surfacesbare terrain
September weather nearby: Paulo Ramos 17 km · Poção de Pedras 30 km · Vitorino Freire 33 km · Esperantinópolis 45 km · Olho d’Água das Cunhãs 47 km · Bacabal 53 km · São Luís Gonzaga do Maranhão 55 km · Trizidela do Vale 57 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 Lago da Pedra (-4.5603°, -45.1315°, 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).