Irimbiliyam in Fall

In fall (September, October and November), Irimbiliyam sees average daytime highs around 30°C and overnight lows near 24°C, with 657 mm of rain over about 66 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.

Over the season highs climb from about 29°C in early September to 31°C by late November. The sky is clear or mostly clear about 12% of the time across fall, and the air most often feels miserable.

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

Avg daytime high
30°C
3rd-warmest season
Avg overnight low
24°C
Rainfall
657 mm
66 wet days
Avg wind
7 km/h
Travel score
3.4
2nd-best season
Months
Sep · Oct · Nov

Temperature in Irimbiliyam in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 29°C in early September to 31°C by late November.

A typical fall day in Irimbiliyam reaches about 30°C and drops to 24°C overnight. The warmest of the three months is November, the coolest September.

20°25°30°35°SepOctNov

How fall really feels in Irimbiliyam

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
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.

Irimbiliyam 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
Jan34° / 25°61.411.44.0
Feb34° / 25°11311.63.4
Mar34° / 26°4811.211.92.9
Apr33° / 26°15423.812.22.5
May31° / 26°28526.212.52.7
Jun29° / 25°53129.612.62.7
Jul29° / 24°52330.312.62.9
Aug29° / 24°38528.812.43.1
Sep29° / 24°25323.812.13.3
Oct30° / 24°27126.211.83.1
Nov31° / 24°13316.211.53.8
Dec32° / 24°294.811.44.4

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitation

Irimbiliyam gets around 657 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%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 7 km/h across fall.

051015SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 12 h 12 min in early September to 11 h 24 min 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 4.6 kWh/m².

024SepOctNov
Planning a trip in fall

Hazard calendar for Irimbiliyam

In seasonPeak

In fall, Irimbiliyam overlaps its cyclone and monsoon season. The full year is below, with each hazard's peak months called out.

Irimbiliyam sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

Irimbiliyam's monsoon runs May–October, when most of the year's rain falls.

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

Is fall a good time to visit Irimbiliyam?

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.

3.4
Sightseeing
2nd-best month of the year
4.7
Beach & pool
3rd-best month of the year

fall is a weaker month for outdoor sightseeing in Irimbiliyam.

What to pack for Irimbiliyam in Fall

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

In fall, Irimbiliyam sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 66 days see rain.

light clothesrain gearsun protection

Sea temperature near Irimbiliyam in Fall

The nearest coast averages about 28°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 24 km away) is warmest in April at about 30°C and coldest in August near 27°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb29Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul27Warm
Aug27Warm
Sep27Warm
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Irimbiliyam in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages 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 Irimbiliyam peaks around August 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 19UV 13Dec 22UV 8
UV index (midday)Level
Jan8Very high
Feb12Extreme
Mar11Extreme
Apr12Extreme
May10Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct12Extreme
Nov10Very high
Dec8Very high

Air quality in Irimbiliyam 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 Irimbiliyam is worst in December — around 63 µg/m³ PM2.5 (unhealthy), about 2.5× the cleanest month (August, 25 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyDec 1762 µg/m³Aug 1225 µg/m³
PM2.5 (µg/m³)Level
Jan58Unhealthy
Feb52Poor
Mar45Poor
Apr45Poor
May43Poor
Jun28Moderate
Jul25Moderate
Aug25Moderate
Sep26Moderate
Oct39Poor
Nov58Unhealthy
Dec63Unhealthy
Location & terrain

Where is Irimbiliyam?

Irimbiliyam sits at 10.9°N, 76.1°E, 20 m above sea level, in India. The nearest listed city is Thaikattussery, 48 km away.

MaduraiBengaluruJaffna

Topography around Irimbiliyam

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

Within 3 km, the terrain around Irimbiliyam has only modest variations in elevation — a maximum elevation change of 104 m around an average of 28 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 208 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,603 m.

The land around Irimbiliyam is covered by trees (71%) and cropland (20%) within 3 km, trees (83%) within 16 km, and trees (66%) and water (27%) within 80 km.

3 km
104 m
16 km
208 m
80 km
2,603 m
treesgrasslandcroplandartificial surfacesbare terrainwater
Fall weather nearby: Thaikattussery 48 km · Kochi 104 km · Munnar 137 km · Alappuzha 155 km · Mysore 170 km · Madurai 245 km · Bengaluru 286 km · Jaffna 448 km

India travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / D / M
230 V · 50 Hz
Prices
≈ 23% of US
price level, 2025
GDP per capita
$2,702
2025
Happiness
4.5 / 10
World Happiness, 2025
Safe drinking water
76%
of population, 2024
Homicide rate
2.8
per 100k, 2022
Road deaths
15.6
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 484
Religion
Hindu 80%Muslim 14%Christian 2%other and unspecified 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 Irimbiliyam (10.8624°, 76.0922°, elevation 20 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.