AI-generatedTirunelveli at a glance
- Best time
- Jan
- Warmest month
- May · 38°
- Sunshine a year
- 2,280 h
- Rain a year
- 825 mm
- Climate
- Tropical
- Time zone
- UTC+5:30
- Elevation
- 49 m
Climate in Tirunelveli
Tirunelveli has a tropical climate: it is warm all year round, and the seasons differ mainly in how much rain falls. May is the warmest month with average highs of 38 °C, while December is the coolest at 31 °C. With around 2,280 hours of sunshine a year, Tirunelveli is sunny; March is the sunniest month with 8.2 hours a day.
Holiday weather through the year
Best time to visit Tirunelveli
The best time to visit Tirunelveli is in January. From February to October it can get very hot, with highs of up to 38 °C. The rainy season is from October to December; the wettest month is November with 220 mm.
Tirunelveli through the seasons
How the weather changes over the seasons, with averages for each.
Tirunelveli in the dry season
Jan – Sep
Fair
- 32–38 °C by day
- 6.7 h of sun a day
- 58 rainy days in all
Tirunelveli in the rainy season
Oct – Dec
Poor
- 31–34 °C by day
- 4.8 h of sun a day
- 48 rainy days in all
Which month for what?
Beach & swimming
No sea nearby
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
No month
15–28 °C and not too much rain
Peak heat
Feb – Oct
Highs of 33 °C or more
Rainy months
Oct – Dec
Rainy season or more than 12 rainy days
Find your perfect month
Tell us what you like and we rate every month in Tirunelveli for you.
Your best months: January – March
Based on the climate averages; tap a month to see its details.
Weather in October
Weather in October
Holiday weather in October
Poor
Best time to visit: January
October is in the cyclone season Hurricane season
Keep in mindPeak heatFrequent rainStorm season
A typical day in October
- Morning, 08:00: about 28°
- Midday, 13:00: about 34°
- Afternoon, 16:00: about 33°
- Evening, 20:00: about 29°
- Night, 23:00: about 27°
06:0718:03
Warm enough for a T-shirt in the evening.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 05:54–06:35 · evening 17:35–18:16
- Blue hour
- Morning 05:45–05:54 · evening 18:16–18:24
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
October in Tirunelveli compared with home
Loading the climate at home …
Early or late October?
In October, daytime highs fall from about 35° at the start of the month to 32° at the end. The days get 0.2 h shorter.
| October | 1 Oct | 31 Oct |
|---|---|---|
| Daytime high | 35° | 32° |
| Night-time low | 25° | 24° |
| Daylight | 12.1 h | 11.8 h |
What is the weather like in Tirunelveli in October?
In October, Tirunelveli is very hot: daytime highs average 34 °C, and even at night it stays warm at around 25 °C. Expect around 4.9 hours of sunshine a day. It is the rainy season: rain falls on about 16 days, totalling 163 mm. On about 28 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, October is not an ideal month for a holiday in Tirunelveli.
More details for October
- Daylight
- 11 h 57 min06:07 – 18:03
- UV index
- 12 · extremeclear sky, noon (estimate)All months
- Muggy days
- 30 daysdew point 18 °C or moreAll months
- Wind
- 12 km/haverage daily peakAll months
- Cloud cover
- 78 %on averageAll months
- Hot days
- 28 days30 °C or moreAll months
- Time zone
- UTC+5:30offset from UTC
How the score comes together
- Temperatureweight 50 %15 %
- Sunshineweight 20 %32 %
- Few rainy daysweight 30 %11 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
- Insect repellent
- Rain jacket or umbrella
Compare two months in Tirunelveli
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
January has the better holiday weather in Tirunelveli: score 61 against 17. In January, days are 2 °C cooler than in October. January has 11 fewer rainy days. The sun shines 2 hours longer a day in January.
| Month | October | January |
|---|---|---|
| Holiday weather score | 17 | 61better |
| Daytime high | 34° | 32° |
| Night-time low | 25° | 23° |
| Sunshine | 4.9 h | 7.0 hbetter |
| Rainy days | 16 | 5better |
| Rainfall | 163 mm | 33 mmbetter |
| Muggy days | 30 | 21better |
Based on the climate averages 1996–2025.
Tirunelveli month by month
The typical weather for every month at a glance.
61January32° · 7.0 h
In January, Tirunelveli is hot: daytime highs average 32 °C, and even at night it stays warm at around 23 °C. The sun shines for around 7.0 hours a day. Rain falls on about 5 days, adding up to 33 mm. On about 27 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, January is a good month for a holiday in Tirunelveli.
Tirunelveli in January55February34° · 8.1 h
In February, Tirunelveli is very hot: daytime highs average 34 °C, and even at night it stays warm at around 23 °C. The sun shines for around 8.1 hours a day. Rain is rare: about 4 days bring 22 mm in total. On about 27 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, February is a so-so month for a holiday in Tirunelveli.
Tirunelveli in February43March36° · 8.2 h
In March, Tirunelveli is very hot: daytime highs average 36 °C, and even at night it stays warm at around 24 °C. The sun shines for around 8.2 hours a day. Rain falls on about 6 days, adding up to 34 mm. On about 30 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, March is a so-so month for a holiday in Tirunelveli.
Tirunelveli in March35April37° · 7.5 h
In April, Tirunelveli is very hot: daytime highs average 37 °C, and even at night it stays warm at around 26 °C. The sun shines for around 7.5 hours a day. Rain falls on about 9 days, adding up to 50 mm. The thermometer climbs to 30 °C or more every day. The air is often humid and muggy. All in all, April is not an ideal month for a holiday in Tirunelveli.
Tirunelveli in April34May38° · 7.0 h
In May, Tirunelveli is very hot: daytime highs average 38 °C, and even at night it stays warm at around 27 °C. The sun shines for around 7.0 hours a day. Rain falls on about 9 days, adding up to 53 mm. The thermometer climbs to 30 °C or more every day. The air is often humid and muggy. All in all, May is not an ideal month for a holiday in Tirunelveli.
Tirunelveli in May36June36° · 5.9 h
In June, Tirunelveli is very hot: daytime highs average 36 °C, and even at night it stays warm at around 27 °C. Expect around 5.9 hours of sunshine a day. Rain falls on about 6 days, adding up to 31 mm. The thermometer climbs to 30 °C or more every day. The air is often humid and muggy. All in all, June is not an ideal month for a holiday in Tirunelveli.
Tirunelveli in June34July35° · 5.4 h
In July, Tirunelveli is very hot: daytime highs average 35 °C, and even at night it stays warm at around 26 °C. Expect around 5.4 hours of sunshine a day. Rain falls on about 6 days, adding up to 28 mm. The thermometer climbs to 30 °C or more every day. The air is often humid and muggy. All in all, July is not an ideal month for a holiday in Tirunelveli.
Tirunelveli in July34August35° · 5.6 h
In August, Tirunelveli is very hot: daytime highs average 35 °C, and even at night it stays warm at around 26 °C. Expect around 5.6 hours of sunshine a day. Rain falls on about 6 days, adding up to 32 mm. On about 30 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is not an ideal month for a holiday in Tirunelveli.
Tirunelveli in August32September36° · 5.8 h
In September, Tirunelveli is very hot: daytime highs average 36 °C, and even at night it stays warm at around 26 °C. Expect around 5.8 hours of sunshine a day. Rain falls on about 8 days, adding up to 39 mm. The thermometer climbs to 30 °C or more every day. The air is often humid and muggy. All in all, September is not an ideal month for a holiday in Tirunelveli.
Tirunelveli in September17October34° · 4.9 h
In October, Tirunelveli is very hot: daytime highs average 34 °C, and even at night it stays warm at around 25 °C. Expect around 4.9 hours of sunshine a day. It is the rainy season: rain falls on about 16 days, totalling 163 mm. On about 28 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, October is not an ideal month for a holiday in Tirunelveli.
Tirunelveli in October28November31° · 4.1 h
In November, Tirunelveli is hot: daytime highs average 31 °C, and even at night it stays warm at around 24 °C. Expect around 4.1 hours of sunshine a day. It is the rainy season: rain falls on about 19 days, totalling 220 mm. On about 23 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, November is not an ideal month for a holiday in Tirunelveli.
Tirunelveli in November49December31° · 5.4 h
In December, Tirunelveli is hot: daytime highs average 31 °C, and even at night it stays warm at around 23 °C. Expect around 5.4 hours of sunshine a day. It is the rainy season: rain falls on about 12 days, totalling 122 mm. On about 21 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, December is a so-so month for a holiday in Tirunelveli.
Tirunelveli in DecemberClimate in detail
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Tirunelveli
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Warm 20–24°
- Hot 24° and more
- muggy month (15+ muggy days)
HotOctober: nights around 25°. Hot nights: air conditioning makes sleeping much easier. Muggy on about 30 days (dew point 18 °C or more).
The coolest nights are in January (23°), the warmest in June (27°). Nights stay tropical all year (20 °C and more), so a room with air conditioning or at least a fan pays off. It is muggy (dew point 18 °C or more) all year, on about 337 days a year.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|
| JanuaryJan | 61 | 32° | 23° | 7.0 h | 5 | 33 |
| FebruaryFeb | 55 | 34° | 23° | 8.1 h | 4 | 22 |
| MarchMar | 43 | 36° | 24° | 8.2 h | 6 | 34 |
| AprilApr | 35 | 37° | 26° | 7.5 h | 9 | 50 |
| MayMay | 34 | 38° | 27° | 7.0 h | 9 | 53 |
| JuneJun | 36 | 36° | 27° | 5.9 h | 6 | 31 |
| JulyJul | 34 | 35° | 26° | 5.4 h | 6 | 28 |
| AugustAug | 34 | 35° | 26° | 5.6 h | 6 | 32 |
| SeptemberSep | 32 | 36° | 26° | 5.8 h | 8 | 39 |
| OctoberOct | 17 | 34° | 25° | 4.9 h | 16 | 163 |
| NovemberNov | 28 | 31° | 24° | 4.1 h | 19 | 220 |
| DecemberDec | 49 | 31° | 23° | 5.4 h | 12 | 122 |
Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
8.73° N, 77.68° E · 49 m · Asia/Kolkata
Sunshine hours in Tirunelveli
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 4.9 of 11.9 hours of daylight in Tirunelveli, 41 % of the daylight hours.
Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.
Rain in Tirunelveli: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Tirunelveli has about 16 rainy days with 163 mm of rain in total.
UV index in Tirunelveli
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 12 · extremeAvoid the midday sun; SPF 50+, covering clothes, hat and sunglasses.
The sun is strongest in April (UV 14).
Minutes until sunburn in October
- Very fair skin
- about 10 min
- Fair skin
- about 15 min
- Light brown skin
- about 20 min
- Olive skin
- about 25 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Wind and clouds in Tirunelveli
How breezy and how cloudy Tirunelveli is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Tirunelveli typically peaks at 12 km/h during the day: Beaufort 3, gentle breeze.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 78 % of the sky over Tirunelveli: mostly cloudy, with about 4.9 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Tirunelveli
How often the day gets hot in Tirunelveli (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Tirunelveli has about 28 hot days, with an average daytime high of 34 °C: hot and muggy. Plan outdoor activities for the morning and evening, drink a lot and take breaks in the cool.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Planning a trip to Tirunelveli
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Tirunelveli in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Tirunelveli has its best school-holiday weather during the Christmas holidays (score 55) and its weakest during October half-term (score 17).
- 37
Easter holidays
Mar – Apr
Poor
- 36 °C by day
- 7.7 h of sun a day
- 8 rainy days a month
Keep in mind: Peak heat, Storm season
- 34
May half-term
May – Jun
Poor
- 37 °C by day
- 6.8 h of sun a day
- 8 rainy days a month
Keep in mind: Peak heat, Storm season
- 34
Summer holidays
Jul – Aug
Poor
- 35 °C by day
- 5.5 h of sun a day
- 6 rainy days a month
Keep in mind: Peak heat
- 17
October half-term
Oct
Poor
- 34 °C by day
- 4.9 h of sun a day
- 16 rainy days a month
Keep in mind: Peak heat, Frequent rain, Storm season
- 55
Christmas holidays
Dec – Jan
FairBest holidays
- 31 °C by day
- 6.2 h of sun a day
- 9 rainy days a month
Keep in mind: Frequent rain, Storm season
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 10 h 40 min
- Distance
- 8,430 km
- Time zone
- UTC+5:30
- Jet lag
- About 5 days (5 h east)
Rule of thumb for flying east: for a few days before, go to bed and get up a little earlier, and get plenty of morning light at your destination.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Storm season
Tirunelveli lies in an area that cyclones from the northern Indian Ocean can reach. The cyclone season runs from April to June and from October to December, with most storms in May and in November. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
- January
- February
- March
- April: Season
- May: Peak
- June: Season
- July
- August
- September
- October: Season
- November: Peak
- December: Season
Official season dates of the regional warning centres (NOAA, JMA, IMD, Météo-France, BoM, Fiji Meteorological Service); not a forecast.
Compare & alternatives
Tirunelveli compared
Put Tirunelveli side by side with another destination.
Tirunelveli vs Thiruchendur
In October Thiruchendur has the better holiday weather (score 37 vs 17). During the day Thiruchendur is 2 °C cooler than Tirunelveli. Thiruchendur gets one more hour of sunshine a day.
| in October | Tirunelveli | Thiruchendur |
|---|---|---|
| Holiday weather score | 17 | 37 |
| Daytime high | 34° | 32° |
| Sea | no sea nearby | 28° |
| Sunshine | 5 h | 6 h |
| Rainy days | 16 | 14 |
| Best time | Jan | Jan – Sep |
Through the year
India in October: the best places
In October, Tirunelveli ranks 27 among the 31 nearest destinations in this country.
- Kanniyakumari31°28°74
- 2Thiruchendur32°28°72
- 3Varkala31°28°66
- 4Rameswaram33°29°62
- 5Mahé32°29°62
- 6Thalassery32°29°62
- 7Kodungallur32°29°60
- 8Kottayam32°28°59
- 27TirunelveliThis page34°17
Near Tirunelveli
Other destinations close by.
Places with a climate like Tirunelveli
Destinations whose weather through the year is closest to Tirunelveli's – good alternatives.
Frequently asked questions about Tirunelveli
When is the best time to visit Tirunelveli?
The best time to visit Tirunelveli is in January. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
What is the warmest month in Tirunelveli?
May is the warmest month, with average highs of 38 °C and nights around 27 °C. December is the coolest month at 31 °C.
When does it rain most in Tirunelveli?
The rainy season is from October to December; the wettest month is November with 220 mm. The driest month is February with 22 mm.
How many hours of sunshine does Tirunelveli get?
Tirunelveli gets around 2,280 hours of sunshine a year. The sunniest month is March with 8.2 hours a day; in November there are 4.1 hours a day.
What time zone is Tirunelveli in?
Tirunelveli is on UTC+5:30 all year.
How long is the flight from London to Tirunelveli?
A nonstop flight from London to Tirunelveli takes about 10 h 40 min, for a straight-line distance of about 8,430 km.
When is cyclone season in Tirunelveli?
Tirunelveli lies in an area that cyclones from the northern Indian Ocean can reach. The cyclone season runs from April to June and from October to December, with most storms in May and in November. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.
Which school holidays are best for Tirunelveli?
Tirunelveli has its best school-holiday weather during the Christmas holidays (score 55) and its weakest during October half-term (score 17). Holiday ratings (0–100): Easter holidays 37, May half-term 34, summer holidays 34, October half-term 17, Christmas holidays 55.