Kotagiri, Tamil Nadu Weather
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Climate of Kotagiri: monthly averages
Based on 25 years of satellite and reanalysis data (2001-2025), March is usually the hottest month in Kotagiri, with average daytime highs around 34°C. January is the coolest, when nights typically fall to about 14°C.
The area receives about 950 mm of rain in a typical year. Most of it falls from May to October (around 77% of the yearly total), and October is the wettest month at roughly 160 mm. The driest stretch is January to February, with under 20 mm a month.
For outdoor plans and travel, November to February usually offer the most comfortable weather in Kotagiri, with mild days and relatively little rain.
| Month | Avg high | Avg low | Rainfall | Humidity |
|---|---|---|---|---|
| Jan | 29° | 14° | 4 mm | 66% |
| Feb | 32° | 16° | 6 mm | 54% |
| Mar | 34° | 19° | 26 mm | 51% |
| Apr | 34° | 21° | 56 mm | 59% |
| May | 31° | 21° | 105 mm | 73% |
| Jun | 28° | 20° | 121 mm | 81% |
| Jul | 27° | 19° | 125 mm | 82% |
| Aug | 27° | 19° | 109 mm | 82% |
| Sep | 27° | 19° | 111 mm | 82% |
| Oct | 27° | 19° | 160 mm | 83% |
| Nov | 26° | 17° | 98 mm | 82% |
| Dec | 27° | 15° | 24 mm | 76% |
Source: NASA POWER (MERRA-2 reanalysis), averaged over the roughly 50 km grid area around Kotagiri. Values describe typical conditions, not a forecast.
About Kotagiri weather
Kotagiri sits within Tamil Nadu's interior plateau (around Coimbatore, Salem and the Western Ghats rain-shadow), noticeably drier than the coast, about 46 km north of Coimbatore. Conditions turn hot with a hot summer (April–June) with highs often in the high 30s°C. Rain arrives with the north-east monsoon (October–December) — Tamil Nadu's principal rainy season — with a weaker south-west monsoon contribution (June–September) mainly over the western interior. By December, expect a mild, short winter (December–January) with little temperature drop near the coast. This page shows live, auto-refreshing weather for Kotagiri: current conditions, an hourly breakdown, a 16-day outlook, a date-lookup tool for any past or future date, and real-time air quality, sourced from Open-Meteo. Local timezone: Asia/Kolkata.
Frequently asked questions
Kotagiri is about 46 km north of Coimbatore, in Tamil Nadu.
Kotagiri gets the north-east monsoon (October–December) — Tamil Nadu's principal rainy season — with a weaker south-west monsoon contribution (June–September) mainly over the western interior.
The live current conditions, hourly forecast and 16-day outlook above are pulled in real time for Kotagiri's exact coordinates. No fixed schedule, the page updates whenever you load it.
March is usually the hottest month in Kotagiri, with average daytime highs of about 34°C and nights around 19°C.
The coldest nights come in January, when the average low is about 14°C and daytime highs reach around 29°C.
Kotagiri receives about 950 mm of rain in a typical year. October is the wettest month at roughly 160 mm, and the main rainy period is May to October.
November to February usually offer the most comfortable weather in Kotagiri, with mild daytime temperatures and little rain.
In November Kotagiri typically sees daytime highs near 26°C and lows near 17°C, with about 98 mm of rain over the month and average humidity around 82%. Check the live forecast above for this week's actual conditions.
Up to 16 days ahead using the extended forecast and date picker above; further-out or historical dates use the same date lookup tool.
Live temperature for Kotagiri is shown at the top of this page and refreshes automatically — see the hourly breakdown below for how it changes through the day.
Kotagiri's day-to-day weather is shaped by its position in Tamil Nadu, India — well inland, so daily temperature swings are sharper than on the coast. See the hourly weather forecast or the air quality index for more detail.