Pekanbaru in Fall

In fall (September, October and November), Pekanbaru sees average daytime highs around 32°C and overnight lows near 24°C, with 734 mm of rain over about 79 wet days across the season. It is the 3rd-warmest season and the wettest season of the year.

Across fall, daytime highs hold fairly steady around 32°C. The sky is clear or mostly clear about 1% of the time across fall, and the air most often feels miserable.

Fall is Pekanbaru's 3rd-best season to visit on our travel score. Pekanbaru has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Pekanbaru's year-round climate.

Avg daytime high
32°C
3rd-warmest season
Avg overnight low
24°C
Rainfall
734 mm
79 wet days
Avg wind
4 km/h
Travel score
2.5
3rd-best season
Months
Sep · Oct · Nov

Temperature in Pekanbaru in Fall

Average highAverage lowShaded bands: 10–90% of days

Across fall, daytime highs hold fairly steady around 32°C.

A typical fall day in Pekanbaru reaches about 32°C and drops to 24°C overnight. The warmest of the three months is September, the coolest September.

20°25°30°35°SepOctNov

How fall really feels in Pekanbaru

Once humidity and wind are folded in, fall brings about 91 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C
91
6 feel dangerously hot (≥ 39°C)
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.

Pekanbaru weather by month

How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°20924.1122.9
Feb31° / 24°15721.1122.8
Mar32° / 24°21326.1122.4
Apr32° / 24°23327.9122.2
May32° / 24°19124.9122.4
Jun32° / 24°13119.6122.9
Jul32° / 24°12419.1123.1
Aug32° / 24°15722.1122.8
Sep32° / 23°19523.8122.6
Oct32° / 24°24127122.4
Nov31° / 24°29827.9122.4
Dec31° / 24°26326.8122.7

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitation

Pekanbaru gets around 734 mm of rain over 79 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%80%100%SepOctNov

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

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

0%25%50%75%100%SepOctNov

Wind in Fall

Winds average 4 km/h across fall.

0246810SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 12 hours in early September to 12 hours by late November. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMSepOctNov

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 4.7 kWh/m².

0246SepOctNov
Planning a trip in fall

Is fall a good time to visit Pekanbaru?

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.

2.5
Sightseeing
3rd-best month of the year
3.8
Beach & pool
3rd-best month of the year

fall is a weaker month for outdoor sightseeing in Pekanbaru.

What to pack for Pekanbaru in Fall

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

In fall, Pekanbaru sees daytime highs around 32°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 79 days see rain.

light clothesrain gearsun protection

UV index in Pekanbaru in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages 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 Pekanbaru peaks around February 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 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 highExtremeFeb 18UV 15Jun 23UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar14Extreme
Apr13Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug12Extreme
Sep13Extreme
Oct14Extreme
Nov10Extreme
Dec11Extreme

Air quality in Pekanbaru 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 Pekanbaru is worst in September — around 50 µg/m³ PM2.5 (poor), about 2.2× the cleanest month (December, 23 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateSep 1549 µg/m³Dec 1723 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb32Moderate
Mar34Moderate
Apr30Moderate
May28Moderate
Jun29Moderate
Jul33Moderate
Aug43Poor
Sep50Poor
Oct42Poor
Nov25Moderate
Dec23Moderate
Location & terrain

Where is Pekanbaru?

Pekanbaru sits at 0.5°N, 101.4°E, 19 m above sea level, in Indonesia. The nearest listed city is Balai Pungut, 63 km away.

Topography around Pekanbaru

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

Within 3 km, the terrain around Pekanbaru has only modest variations in elevation — a maximum elevation change of 24 m around an average of 14 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 80 m; within 80 km, large variations in elevation — a maximum elevation change of 667 m.

The land around Pekanbaru is covered by artificial surfaces (82%) within 3 km, trees (73%) within 16 km, and trees (95%) within 80 km.

3 km
24 m
16 km
80 m
80 km
667 m
treesshrubsgrasslandartificial surfacesbare terrainwater
Fall weather nearby: Balai Pungut 63 km · Payakumbuh 121 km · Dumai 128 km · Sijunjung 145 km · Bukittinggi 150 km · Padangpanjang 158 km · Solok 170 km · Pariaman 194 km

Indonesia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$5,060
2025
Happiness
5.6 / 10
World Happiness, 2025
Safe drinking water
30%
of population, 2024
Homicide rate
0.3
per 100k, 2022
Road deaths
11.3
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 471
Religion
Muslim 87%Protestant 8%Roman Catholic 3%Hindu 2%

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 Pekanbaru (0.5167°, 101.4417°, elevation 19 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.