Jaru in Fall

In fall (March, April and May), Jaru sees average daytime highs around 30°C and overnight lows near 22°C, with 475 mm of rain over about 66 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.

Across fall, daytime highs hold fairly steady around 30°C. The sky is clear or mostly clear about 9% of the time across fall, and the air most often feels oppressive.

Fall is Jaru's 2nd-best season to visit on our travel score. For the whole year in context, see Jaru's year-round climate.

Avg daytime high
30°C
3rd-warmest season
Avg overnight low
22°C
Rainfall
475 mm
66 wet days
Avg wind
5 km/h
Travel score
3.5
2nd-best season
Months
Mar · Apr · May

Temperature in Jaru in Fall

Average highAverage lowShaded bands: 10–90% of days

Across fall, daytime highs hold fairly steady around 30°C.

A typical fall day in Jaru reaches about 30°C and drops to 22°C overnight. The warmest of the three months is April, the coolest May.

15°20°25°30°35°MarAprMay

How fall really feels in Jaru

Once humidity and wind are folded in, fall brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C
92
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in fall is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Jaru weather by month

How the three fall months (March, April and May) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°27528.212.52.9
Feb30° / 22°27126.212.32.8
Mar30° / 22°24727.912.12.9
Apr30° / 22°15323.111.83.3
May30° / 22°7514.711.54.4
Jun31° / 21°173.911.45.2
Jul33° / 20°102.211.54.7
Aug34° / 21°254.911.73.6
Sep34° / 22°8213.511.93.0
Oct32° / 23°13620.312.22.8
Nov31° / 23°19923.812.52.9
Dec30° / 23°24327.112.62.9

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time across fall.

0%25%50%75%100%MarAprMay

Chance of precipitation in Fall

Any precipitation

Jaru gets around 475 mm of rain over 66 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%80%100%MarAprMay

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

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

0%25%50%75%100%MarAprMay

Wind in Fall

Winds average 5 km/h across fall.

0246810MarAprMay

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 12 h 12 min in early March to 11 h 24 min by late May. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMMarAprMay

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 4.6 kWh/m².

024MarAprMay
Planning a trip in fall

Hazard calendar for Jaru

In seasonPeak

In fall, Jaru overlaps its rainy season season. The full year is below, with each hazard's peak months called out.

Jaru's rainy season runs October–April, when most of the year's rain falls.

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

Is fall a good time to visit Jaru?

Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

3.5
Sightseeing
2nd-best month of the year
4.8
Beach & pool
3rd-best month of the year

fall is a weaker month for outdoor sightseeing in Jaru.

What to pack for Jaru in Fall

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

In fall, Jaru sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 66 days see rain.

light clothesrain gearsun protection

UV index in Jaru in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Jaru peaks around January 24 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 12 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeJan 24UV 15Sep 12UV 3
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May10Extreme
Jun9Very high
Jul9Very high
Aug6High
Sep3Moderate
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Jaru in Fall

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Jaru is worst in September — around 57 µg/m³ PM2.5 (unhealthy), about 7.3× the cleanest month (June, 8 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodPoorModerateSep 1454 µg/m³Jun 198 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb12Good
Mar13Moderate
Apr10Good
May9Good
Jun8Good
Jul8Good
Aug39Poor
Sep57Unhealthy
Oct24Moderate
Nov17Moderate
Dec14Moderate
Location & terrain

Where is Jaru?

Jaru sits at 10.4°S, 62.5°W, 159 m above sea level, in Brazil. The nearest listed city is Ouro Preto do Oeste, 44 km away.

Topography around Jaru

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

Within 3 km, the terrain around Jaru has only modest variations in elevation — a maximum elevation change of 78 m around an average of 161 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 230 m; within 80 km, significant variations in elevation — a maximum elevation change of 465 m.

The land around Jaru is covered by grassland (40%), artificial surfaces (31%) and trees (27%) within 3 km, grassland (73%) and trees (25%) within 16 km, and grassland (66%) and trees (33%) within 80 km.

3 km
78 m
16 km
230 m
80 km
465 m
treesgrasslandartificial surfacesbare terrainwater
Fall weather nearby: Ouro Preto do Oeste 44 km · Ji Paraná 75 km · Ariquemes 86 km · Presidente Médici 103 km · Alto Paraíso 122 km · Machadinho d'Oeste 123 km · São Miguel do Guaporé 142 km · Buritis 151 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 Jaru (-10.4389°, -62.4664°, elevation 159 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.