Climate Insights for Cumbum

Theni, State of Tamil Nādu, India
Hottest
March
33°C peak
Coldest
December
19°C low
Wettest
June
398mm rain
Best to Visit
January, February, November
Mild temps & low rain

Climate Overview

The climate in Cumbum is warm and mild. The average annual temperature is 24°C and approximately 1869mm of precipitation falls per year. June is the wettest month, receiving around 398mm of rainfall. Cumbum sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 29° Average: 24° Min: 19° Feb Max: 31° Average: 25° Min: 20° Mar Max: 33° Average: 27° Min: 22° Apr Max: 33° Average: 27° Min: 23° May Max: 30° Average: 25° Min: 22° Jun Max: 26° Average: 23° Min: 21° Jul Max: 26° Average: 23° Min: 21° Aug Max: 27° Average: 23° Min: 21° Sep Max: 26° Average: 23° Min: 20° Oct Max: 27° Average: 23° Min: 20° Nov Max: 28° Average: 24° Min: 20° Dec Max: 28° Average: 23° Min: 19°
Max
Average
Min

Cumbum sees moderate temperature variation throughout the year, ranging from 19°C to 33°C. The warmest month is March, when average highs reach 33°C and the mean temperature sits around 27°C. December is the coolest month, with minimum temperatures around 19°C and an average of 23°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between May and June, with a 2°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 8mm Feb Precipitation: 18mm Mar Precipitation: 53mm Apr Precipitation: 136mm May Precipitation: 259mm Jun Precipitation: 398mm Jul Precipitation: 316mm Aug Precipitation: 153mm Sep Precipitation: 111mm Oct Precipitation: 256mm Nov Precipitation: 92mm Dec Precipitation: 67mm
Precipitation

Cumbum is a fairly wet location, receiving approximately 1869mm of precipitation annually, which averages out to around 156mm per month. The wettest month is June, averaging 398mm of rainfall. July and May also tend to see above-average precipitation. The driest month is January, with just 8mm. That's 390mm less than June, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 2km/h Feb Wind Speed: 1km/h Mar Wind Speed: 1km/h Apr Wind Speed: 1km/h May Wind Speed: 1km/h Jun Wind Speed: 3km/h Jul Wind Speed: 3km/h Aug Wind Speed: 3km/h Sep Wind Speed: 2km/h Oct Wind Speed: 1km/h Nov Wind Speed: 1km/h Dec Wind Speed: 1km/h
Wind Speed

Cumbum is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 2km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

63 days until Autumn

It is currently summer in Cumbum, which began on June 21, 2026. Cumbum sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in March at around 33°C, while the coldest stretch bottoms out in December near 19°C. Autumn is next, beginning on September 23, 2026 — 63 days from now.

Spring

Temperatures range from 22 to 33°C. Rainfall is heavy, totalling around 449mm across the season with a monthly average of 150mm. Winds are generally light, averaging 1km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 21 to 27°C. Rainfall is heavy, totalling around 868mm across the season with a monthly average of 289mm. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 20 to 28°C. Rainfall is heavy, totalling around 459mm across the season with a monthly average of 153mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 19 to 31°C. Rainfall is relatively light, with around 93mm over the season and a monthly average of 31mm. Winds are generally light, averaging 1km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 24°
Feb 25°
Mar 27°
Apr 27°
May 25°
Jun 23°
Jul 23°
Aug 23°
Sep 23°
Oct 23°
Nov 24°
Dec 23°

The best time to visit Cumbum is during January, February, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 46mm per month. By contrast, March can be uncomfortably hot with temperatures reaching 33°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Cumbum based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
19 °C
29 °C
2 km/h
8 mm
0 cm
Feb
20 °C
31 °C
1 km/h
18 mm
0 cm
Mar
22 °C
33 °C
1 km/h
53 mm
0 cm
Apr
23 °C
33 °C
1 km/h
136 mm
0 cm
May
22 °C
30 °C
1 km/h
259 mm
0 cm
Jun
21 °C
26 °C
3 km/h
398 mm
0 cm
Jul Current
21 °C
26 °C
3 km/h
316 mm
0 cm
Aug
21 °C
27 °C
3 km/h
153 mm
0 cm
Sep
20 °C
26 °C
2 km/h
111 mm
0 cm
Oct
20 °C
27 °C
1 km/h
256 mm
0 cm
Nov
20 °C
28 °C
1 km/h
92 mm
0 cm
Dec
19 °C
28 °C
1 km/h
67 mm
0 cm
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Metric (°C, km/h)
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