Buriti weather in September

In September, Buriti sees average daytime highs of 36°C and overnight lows near 24°C, with 4 mm of rain across 0.7 wet days and about 12 hours of daylight. It is the 3rd-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 36°C through the month. The sky is clear or mostly clear about 75% 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 hours by month's end. Set against the rest of the year, September is Buriti's 1st-clearest and 2nd-windiest month. For the whole year in context, see Buriti's year-round climate.

Daytime high
36°
3rd warmest
Overnight low
24°
9th coldest
Rainfall
4 mm
0.7 wet days
Daylight
12 hours
5:47 AM – 5:45 PM
Cloud cover
32%
1st clearest
Wind
10 km/h
2nd windiest
Solar energy
6.56 kWh/m²
Travel score
2.7
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 36°C through the month.

A typical September day in Buriti reaches about 36°C in the afternoon and slips back to 24°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 37°C. Set against its neighbours, September runs about 2°C warmer than August and on par with October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13524
23524
33524
43524
53524
63524
73524
83624
93624
103624
113624
123624
133624
143624
153624
163624
173624
183624
193624
203624
213624
223624
233624
243624
253624
263624
273624
283624
293624
303625

How September really feels in Buriti

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
11 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.

Buriti weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 24°21121.412.22.6
Feb32° / 24°28322.612.12.6
Mar31° / 23°32027.5122.5
Apr31° / 23°33225.911.92.7
May31° / 24°1611711.83.6
Jun32° / 23°357.111.84.4
Jul33° / 23°173.311.84.4
Aug34° / 23°30.611.93.7
Sep36° / 24°40.7122.7
Oct37° / 25°101.612.12.1
Nov36° / 25°334.412.22.2
Dec35° / 25°709.412.22.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 75% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 8%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1928
2928
3928
4928
5937
6937
7937
8928
9928
10928
11928
12928
13928
14928
15928
16928
17919
18919
19919
20919
21919
22919
23919
24919
25919
26919
27919
28919
29919
309010

Chance of precipitation in September

Any precipitation

Buriti gets around 4 mm of rain over 0.7 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 2% and peaks near 3% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
11
21
31
41
51
61
71
81
91
102
112
122
132
142
152
162
172
182
193
203
213
223
233
243
253
263
273
283
293
303

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 73% of days. Sticky, muggy-or-worse air turns up on roughly 93% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
186824
286923
387022
497021
597120
697120
797219
897219
997318
1097318
1197318
1287517
1387418
1487418
1577518
1677419
1767519
1867420
1967420
2057421
2157421
2257421
2357421
2457421
2547521
2647620
2747620
2847620
2947719
3047719

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

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 5:54 AM to 5:40 AM, and sunset from 5:49 PM to 5:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:545:49
211.95:535:49
311.95:535:49
411.95:525:48
511.95:525:48
611.95:515:48
711.95:515:48
811.95:505:47
912.05:505:47
1012.05:505:47
1112.05:495:47
1212.05:495:46
1312.05:485:46
1412.05:485:46
1512.05:475:46
1612.05:475:45
1712.05:465:45
1812.05:465:45
1912.05:455:45
2012.05:455:44
2112.05:445:44
2212.05:445:44
2312.05:435:44
2412.05:435:43
2512.05:425:43
2612.05:425:43
2712.05:415:43
2812.05:415:42
2912.05:415:42
3012.05:405:42

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.56 kWh/m².

For context, solar energy here swings from a low near 4.69 kWh/m² to a high of 6.7 kWh/m² in October across the year — September's 6.56 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.4Intense
76.5Intense
86.5Intense
96.5Intense
106.5Intense
116.5Intense
126.5Intense
136.5Intense
146.5Intense
156.5Intense
166.6Intense
176.6Intense
186.6Intense
196.6Intense
206.6Intense
216.6Intense
226.6Intense
236.6Intense
246.7Intense
256.7Intense
266.7Intense
276.7Intense
286.7Intense
296.7Intense
306.7Intense
Planning a trip in September

Hazard calendar for Buriti

In seasonPeak

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

Buriti's monsoon runs January–May, 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 Buriti?

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

2.7
Sightseeing
5th-best month of the year
6.4
Beach & pool
4th-best month of the year

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

What to pack for Buriti in September

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

In September, Buriti sees daytime highs around 36°C and nights near 24°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Buriti 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 Buriti peaks around March 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 17 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 15UV 15Jul 17UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Buriti 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 Buriti is worst in November — around 21 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (June, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1920 µg/m³Jun 119 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb15Moderate
Mar14Moderate
Apr12Moderate
May9Good
Jun9Good
Jul12Moderate
Aug10Good
Sep10Good
Oct15Moderate
Nov21Moderate
Dec19Moderate
Location & terrain

Where is Buriti?

Buriti sits at 3.9°S, 42.9°W, 64 m above sea level, in Brazil. The nearest listed city is Miguel Alves, 25 km away.

Topography around Buriti

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

Within 3 km, the terrain around Buriti has only modest variations in elevation — a maximum elevation change of 77 m around an average of 83 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 116 m; within 80 km, only modest variations in elevation — a maximum elevation change of 178 m.

The land around Buriti is covered by trees (68%) within 3 km, trees (66%) within 16 km, and trees (74%) within 80 km.

3 km
77 m
16 km
116 m
80 km
178 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Miguel Alves 25 km · Brejo 35 km · Coelho Neto 36 km · Mata Roma 41 km · Chapadinha 53 km · Santa Quitéria do Maranhão 64 km · União 72 km · Esperantina 77 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 Buriti (-3.9422°, -42.925°, elevation 64 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).