Ipixuna weather in September

In September, Ipixuna sees average daytime highs of 32°C and overnight lows near 22°C, with 142 mm of rain across 19.8 wet days and about 12 hours of daylight. It is the 1st-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 15% 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 h 06 min by month's end. Set against the rest of the year, September is Ipixuna's 4th-clearest and 3rd-windiest month. For the whole year in context, see Ipixuna's year-round climate.

Daytime high
32°
1st warmest
Overnight low
22°
5th coldest
Rainfall
142 mm
19.8 wet days
Daylight
12 hours
5:42 AM – 5:40 PM
Cloud cover
67%
4th clearest
Wind
5 km/h
3rd windiest
Solar energy
5.28 kWh/m²
Travel score
3.2
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical September day in Ipixuna reaches about 32°C in the afternoon and slips back to 22°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 34°C. Set against its neighbours, September runs on par with August and on par with October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13222
23222
33222
43222
53222
63222
73222
83222
93222
103222
113222
123222
133222
143222
153222
163222
173222
183222
193222
203222
213222
223222
233222
243222
253222
263222
273222
283222
293122
303123

How September really feels in Ipixuna

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
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.

Ipixuna weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°2522712.42.8
Feb30° / 23°24824.512.22.8
Mar30° / 23°29927.7122.7
Apr30° / 23°24226.111.82.9
May30° / 22°16222.311.73.5
Jun30° / 22°10818.511.64.1
Jul30° / 21°7614.611.64.5
Aug31° / 21°8615.111.83.9
Sep32° / 22°14219.8123.2
Oct31° / 23°17623.212.23.0
Nov31° / 23°22724.612.32.8
Dec30° / 23°25827.612.42.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% 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 63%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14852
24852
34753
44753
54456
64456
74357
84258
94159
104159
113961
123862
133862
143862
153763
163763
173664
183565
193466
203466
213367
223367
233268
243268
253268
263169
273169
283070
292971
302872

Chance of precipitation in September

Any precipitation

Ipixuna gets around 142 mm of rain over 19.8 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 65% and peaks near 70% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
159
260
361
461
562
663
763
863
964
1064
1164
1264
1365
1465
1565
1666
1766
1866
1967
2067
2167
2267
2368
2468
2568
2669
2769
2869
2969
3070

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 83% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1137827
2136837
3126847
4126838
5126838
6125848
7125839
8125839
9125839
10124849
111248310
121248310
131248310
140248410
150248410
160248410
170148510
180148510
190148411
200148411
210148411
220148312
230148312
240148312
250048313
260048313
270048313
280048214
290038314
300038215

Wind in September

Winds average 5 km/h in September.

Across September, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

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 5:51 AM to 5:34 AM, and sunset from 5:42 PM to 5:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:515:42
211.95:505:42
311.95:505:42
411.95:495:42
511.95:485:42
611.95:485:42
711.95:475:41
811.95:475:41
911.95:465:41
1011.95:465:41
1111.95:455:41
1211.95:455:41
1311.95:445:40
1411.95:435:40
1512.05:435:40
1612.05:425:40
1712.05:425:40
1812.05:415:40
1912.05:415:39
2012.05:405:39
2112.05:395:39
2212.05:395:39
2312.05:385:39
2412.05:385:39
2512.05:375:38
2612.05:375:38
2712.05:365:38
2812.05:365:38
2912.05:355:38
3012.15:345:38

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.28 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.04 kWh/m² to a high of 5.28 kWh/m² in September across the year — September's 5.28 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in September

Is September a good time to visit Ipixuna?

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
5.0
Beach & pool
4th-best month of the year

September is a weaker month for outdoor sightseeing in Ipixuna.

What to pack for Ipixuna in September

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

In September, Ipixuna sees daytime highs around 32°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

UV index in Ipixuna in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ipixuna peaks around February 14 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 13 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 14UV 16Aug 13UV 9
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar15Extreme
Apr13Extreme
May12Extreme
Jun10Very high
Jul9Very high
Aug9Very high
Sep10Very high
Oct12Extreme
Nov13Extreme
Dec13Extreme

Air quality in Ipixuna 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 Ipixuna is worst in September — around 25 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (June, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodSep 1423 µg/m³Jun 137 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb14Moderate
Mar13Moderate
Apr10Good
May8Good
Jun7Good
Jul9Good
Aug17Moderate
Sep25Moderate
Oct11Good
Nov12Good
Dec10Good
Location & terrain

Where is Ipixuna?

Ipixuna sits at 7.1°S, 71.7°W, 156 m above sea level, in Brazil. The nearest listed city is Cruzeiro do Sul, 126 km away.

RequenaAtalaia do Norte

Topography around Ipixuna

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

Within 3 km, the terrain around Ipixuna has only modest variations in elevation — a maximum elevation change of 50 m around an average of 160 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 89 m; within 80 km, only modest variations in elevation — a maximum elevation change of 157 m.

The land around Ipixuna is covered by trees (63%) and grassland (27%) within 3 km, trees (88%) within 16 km, and trees (99%) within 80 km.

3 km
50 m
16 km
89 m
80 km
157 m
treesgrasslandartificial surfaceswater
September weather nearby: Cruzeiro do Sul 126 km · Mâncio Lima 147 km · Tarauacá 160 km · Feijó 193 km · Eirunepé 206 km · Marechal Thaumaturgo 242 km · Requena 325 km · Atalaia do Norte 342 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 Ipixuna (-7.0506°, -71.6947°, elevation 156 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).