Promissão weather in October

In October, Promissão sees average daytime highs of 31°C and overnight lows near 20°C, with 102 mm of rain across 11.1 wet days and about 12.5 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 34% of the time in October, and the air most often feels muggy.

Daylight stretches from about 12 h 12 min at the start of October to 12 h 48 min by month's end. Set against the rest of the year, October is Promissão's 8th-clearest and 3rd-windiest month. For the whole year in context, see Promissão's year-round climate.

Daytime high
31°
1st warmest
Overnight low
20°
7th coldest
Rainfall
102 mm
11.1 wet days
Daylight
12 h 30 min
6:49 AM – 7:20 PM
Cloud cover
58%
8th clearest
Wind
10 km/h
3rd windiest
Solar energy
6.06 kWh/m²
Travel score
4.2
out of 10

Promissão is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical October day in Promissão reaches about 31°C in the afternoon and slips back to 20°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 36°C. Set against its neighbours, October runs on par with September and on par with November.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13119
23120
33120
43120
53120
63120
73120
83120
93120
103120
113120
123220
133220
143220
153221
163221
173221
183221
193221
203221
213121
223121
233121
243121
253121
263121
273121
283121
293121
303121
313121

How October really feels in Promissão

Once humidity and wind are folded in, October 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 October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Promissão weather by month

How October compares with the rest of the year at a glance. October is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°23621.713.23.4
Feb31° / 22°17018.112.73.6
Mar30° / 22°13316.712.24.1
Apr30° / 20°58711.55.7
May27° / 17°495.3117.3
Jun27° / 16°303.610.77.9
Jul27° / 15°202.910.88.0
Aug29° / 17°243.111.36.6
Sep31° / 19°576.911.95.2
Oct31° / 20°10211.112.54.2
Nov31° / 21°14014.2134.0
Dec31° / 22°18719.513.33.6

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 51%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25545
35545
45545
55545
65545
75545
85446
95446
105446
115446
125248
135248
145149
155149
165050
175050
184951
194852
204753
214555
224555
234555
244357
254357
264357
274357
284258
294258
304258
314258

Chance of precipitation in October

Any precipitation

Promissão gets around 102 mm of rain over 11.1 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 36% and peaks near 41% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
132
232
332
432
532
632
732
832
933
1033
1133
1234
1334
1434
1535
1635
1736
1837
1937
2038
2138
2239
2339
2439
2539
2640
2740
2840
2941
3041
3141

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the muggy band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 48% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1132530302
2122430303
3122331313
4112331324
5112231324
6102131334
7102131335
8102031345
991931355
1091931356
1191931366
1281830376
1381830386
1471830396
1561730406
1661729417
1751629437
1851529448
1941529458
2041428469
2131328469
22313284710
23313274711
24312274711
25312274612
26311274613
27311274514
28310274515
29310274416
3039274417
3139274318

Wind in October

Winds average 10 km/h in October.

Across October, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 12 min at the start of October to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over October. Sunrise moves from 7:03 AM to 6:39 AM, and sunset from 7:14 PM to 7:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.27:037:14
212.27:027:15
312.27:017:15
412.37:007:15
512.36:597:16
612.36:587:16
712.36:577:16
812.36:567:17
912.46:557:17
1012.46:547:17
1112.46:537:18
1212.46:537:18
1312.46:527:18
1412.56:517:19
1512.56:507:19
1612.56:497:20
1712.56:497:20
1812.56:487:20
1912.66:477:21
2012.66:467:21
2112.66:467:22
2212.66:457:22
2312.66:447:23
2412.76:437:23
2512.76:437:24
2612.76:427:24
2712.76:427:25
2812.76:417:25
2912.86:407:26
3012.86:407:26
3112.86:397:27

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.06 kWh/m².

For context, solar energy here swings from a low near 3.79 kWh/m² to a high of 6.18 kWh/m² in November across the year — October's 6.06 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
56.0Bright
66.0Bright
76.0Bright
86.0Intense
96.0Intense
106.0Intense
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in October

Hazard calendar for Promissão

In seasonPeak

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

Promissão's monsoon runs November–March, when most of the year's rain falls.

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

Is October a good time to visit Promissão?

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

4.2
Sightseeing
7th-best month of the year
6.4
Beach & pool
7th-best month of the year

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

What to pack for Promissão in October

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

In October, Promissão sees daytime highs around 31°C and nights near 20°C. Pack light clothes and sun protection. Worth having: rain gear. About 11 days see rain.

light clothessun protectionrain gear

UV index in Promissão in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October 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 Promissão peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 21UV 15Jul 10UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Very high
May7Very high
Jun6High
Jul6High
Aug8Very high
Sep9Very high
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Promissão in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Promissão is worst in September — around 22 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (November, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1422 µg/m³Nov 238 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar9Good
Apr10Good
May11Good
Jun11Good
Jul11Good
Aug18Moderate
Sep22Moderate
Oct15Moderate
Nov8Good
Dec8Good
Location & terrain

Where is Promissão?

Promissão sits at 21.5°S, 49.9°W, 428 m above sea level, in Brazil. The nearest listed city is Lins, 20 km away.

Topography around Promissão

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

Within 3 km, the terrain around Promissão has only modest variations in elevation — a maximum elevation change of 73 m around an average of 416 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 155 m; within 80 km, significant variations in elevation — a maximum elevation change of 375 m.

The land around Promissão is covered by cropland (45%) and grassland (22%) within 3 km, cropland (69%) within 16 km, and cropland (57%) and grassland (20%) within 80 km.

3 km
73 m
16 km
155 m
80 km
375 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Lins 20 km · Penápolis 26 km · Cafelândia 39 km · Birigui 57 km · Buritama 60 km · Pirajuí 66 km · Novo Horizonte 66 km · Araçatuba 70 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 Promissão (-21.5367°, -49.8581°, elevation 428 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).