Karaikudi, Tamil Nadu Weather
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Climate of Karaikudi: monthly averages
Based on 25 years of satellite and reanalysis data (2001-2025), April is usually the hottest month in Karaikudi, with average daytime highs around 36°C. January is the coolest, when nights typically fall to about 20°C.
The area receives about 920 mm of rain in a typical year. Most of it falls from September to November (around 54% of the yearly total), and November is the wettest month at roughly 204 mm. The driest stretch is January to February, with under 20 mm a month.
For outdoor plans and travel, December to January usually offer the most comfortable weather in Karaikudi, with mild days and relatively little rain.
| Month | Avg high | Avg low | Rainfall | Humidity |
|---|---|---|---|---|
| Jan | 30° | 20° | 12 mm | 76% |
| Feb | 33° | 21° | 13 mm | 68% |
| Mar | 35° | 23° | 21 mm | 62% |
| Apr | 36° | 26° | 45 mm | 63% |
| May | 35° | 26° | 84 mm | 66% |
| Jun | 35° | 25° | 37 mm | 64% |
| Jul | 35° | 25° | 52 mm | 61% |
| Aug | 34° | 25° | 75 mm | 64% |
| Sep | 34° | 24° | 100 mm | 69% |
| Oct | 31° | 24° | 188 mm | 77% |
| Nov | 29° | 22° | 204 mm | 85% |
| Dec | 28° | 21° | 86 mm | 84% |
Source: NASA POWER (MERRA-2 reanalysis), averaged over the roughly 50 km grid area around Karaikudi. Values describe typical conditions, not a forecast.
About Karaikudi weather
Karaikudi sits within Tamil Nadu's interior plateau (around Coimbatore, Salem and the Western Ghats rain-shadow), noticeably drier than the coast, about 73 km east of Madurai. Conditions turn hot with a hot summer (April–June) with highs often in the high 30s°C. Then comes 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 Karaikudi: 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
Karaikudi is about 73 km east of Madurai, in Tamil Nadu.
Karaikudi 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 Karaikudi's exact coordinates. No fixed schedule, the page updates whenever you load it.
April is usually the hottest month in Karaikudi, with average daytime highs of about 36°C and nights around 26°C.
The coldest nights come in January, when the average low is about 20°C and daytime highs reach around 30°C. Winters are mild, so heavy woollens are rarely needed.
Karaikudi receives about 920 mm of rain in a typical year. November is the wettest month at roughly 204 mm, and the main rainy period is September to November.
December to January usually offer the most comfortable weather in Karaikudi, with mild daytime temperatures and little rain.
In November Karaikudi typically sees daytime highs near 29°C and lows near 22°C, with about 204 mm of rain over the month and average humidity around 85%. 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 Karaikudi is shown at the top of this page and refreshes automatically — see the hourly breakdown below for how it changes through the day.
Karaikudi'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.