Nagercoil, Tamil Nadu Weather
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Climate of Nagercoil: monthly averages
Based on 25 years of satellite and reanalysis data (2001-2025), March is usually the hottest month in Nagercoil, with average daytime highs around 31°C. January is the coolest, when nights typically fall to about 25°C. Temperatures stay fairly even through the year, varying by only about 6°C between the coolest night and the hottest day.
The area receives about 1320 mm of rain in a typical year. Most of it falls from May to July and September to November (around 76% of the yearly total), and October is the wettest month at roughly 256 mm. The driest stretch is January to February, with under 20 mm a month.
For outdoor plans and travel, August and December to April usually offer the most comfortable weather in Nagercoil, with mild days and relatively little rain.
| Month | Avg high | Avg low | Rainfall | Humidity |
|---|---|---|---|---|
| Jan | 29° | 25° | 14 mm | 75% |
| Feb | 30° | 25° | 17 mm | 73% |
| Mar | 31° | 27° | 42 mm | 73% |
| Apr | 31° | 28° | 89 mm | 76% |
| May | 30° | 28° | 132 mm | 81% |
| Jun | 29° | 27° | 139 mm | 85% |
| Jul | 28° | 26° | 117 mm | 86% |
| Aug | 28° | 26° | 91 mm | 86% |
| Sep | 28° | 26° | 141 mm | 85% |
| Oct | 28° | 26° | 256 mm | 83% |
| Nov | 28° | 26° | 218 mm | 81% |
| Dec | 28° | 25° | 59 mm | 80% |
Source: NASA POWER (MERRA-2 reanalysis), averaged over the roughly 50 km grid area around Nagercoil. Values describe typical conditions, not a forecast.
About Nagercoil weather
Nagercoil is a place in Tamil Nadu's interior plateau (around Coimbatore, Salem and the Western Ghats rain-shadow), noticeably drier than the coast, located about 69 km south-west of Tirunelveli. Nagercoil gets a hot summer (April–June) with highs often in the high 30s°C each year. The rainy season is 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. Nagercoil closes out the year with a mild, short winter (December–January) with little temperature drop near the coast. This page shows live, auto-refreshing weather for Nagercoil: 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
Nagercoil is about 69 km south-west of Tirunelveli, in Tamil Nadu.
Nagercoil 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 Nagercoil's exact coordinates. No fixed schedule, the page updates whenever you load it.
March is usually the hottest month in Nagercoil, with average daytime highs of about 31°C and nights around 27°C.
The coldest nights come in January, when the average low is about 25°C and daytime highs reach around 29°C. Winters are mild, so heavy woollens are rarely needed.
Nagercoil receives about 1320 mm of rain in a typical year. October is the wettest month at roughly 256 mm, and the main rainy period is May to July and September to November.
August and December to April usually offer the most comfortable weather in Nagercoil, with mild daytime temperatures and little rain.
In November Nagercoil typically sees daytime highs near 28°C and lows near 26°C, with about 218 mm of rain over the month and average humidity around 81%. 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.
The current temperature for Nagercoil updates automatically at the top of this page — scroll to the hourly strip below to see how it's expected to change over the day.
Nagercoil'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.