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Coimbatore, Tamil Nadu Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Coimbatore, Tamil Nadu?
Coimbatore, Tamil Nadu gets 520 mm of precipitation a year over about 59 rainy days. April is the warmest month (average high 36°C) and January the coldest (average low 19°C).
Semi-arid climate
Coimbatore, Tamil Nadu has hot summers and hot winters. Daytime highs range from about 30°C in December to 36°C in April. October is usually the wettest month.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | 19° | 32° |
| Spring | Mar–May | 23° | 36° |
| Summer | Jun–Aug | 22° | 32° |
| Autumn | Sep–Nov | 22° | 32° |
How much rain does Coimbatore get?
Coimbatore gets 520 mm of precipitation in an average year, spread over about 59 days with measurable rain. That is fewer rainy days than 54% of India.
October is the wettest month, with 129 mm. January is the driest, with 4 mm. October has the most rainy days, about 10.
Coimbatore weather by month
Coimbatore weather in January
In January, Coimbatore averages a high of 31°C and a low of 19°C. It gets 4 mm of precipitation over about 1 rainy days. Estimated sunshine is 48% of daylight hours, derived from ERA5 cloud cover. The January record high is 38°C (1974) and the record low is 9°C (1973).
Coimbatore weather in February
In February, Coimbatore averages a high of 33°C and a low of 20°C. It gets 19 mm of precipitation over about 1 rainy days. Estimated sunshine is 65% of daylight hours, derived from ERA5 cloud cover. The February record high is 38°C (2005) and the record low is 9°C (1983).
Coimbatore weather in March
In March, Coimbatore averages a high of 36°C and a low of 22°C. It gets 14 mm of precipitation over about 1 rainy days. Estimated sunshine is 64% of daylight hours, derived from ERA5 cloud cover. The March record high is 41°C (1983) and the record low is 13°C (2000).
Coimbatore weather in April
In April, Coimbatore averages a high of 36°C and a low of 24°C. It gets 31 mm of precipitation over about 3 rainy days. Estimated sunshine is 49% of daylight hours, derived from ERA5 cloud cover. The April record high is 42°C (1985) and the record low is 17°C (1995).
Coimbatore weather in May
In May, Coimbatore averages a high of 35°C and a low of 24°C. It gets 58 mm of precipitation over about 5 rainy days. Estimated sunshine is 20% of daylight hours, derived from ERA5 cloud cover. The May record high is 41°C (1983) and the record low is 18°C (1993).
Coimbatore weather in June
In June, Coimbatore averages a high of 33°C and a low of 23°C. It gets 18 mm of precipitation over about 6 rainy days. Estimated sunshine is 12% of daylight hours, derived from ERA5 cloud cover. The June record high is 38°C (1998) and the record low is 18°C (1986).
Coimbatore weather in July
In July, Coimbatore averages a high of 32°C and a low of 22°C. It gets 21 mm of precipitation over about 7 rainy days. Estimated sunshine is 8% of daylight hours, derived from ERA5 cloud cover. The July record high is 38°C (1978) and the record low is 19°C (1978).
Coimbatore weather in August
In August, Coimbatore averages a high of 32°C and a low of 22°C. It gets 26 mm of precipitation over about 5 rainy days. Estimated sunshine is 10% of daylight hours, derived from ERA5 cloud cover. The August record high is 38°C (2002) and the record low is 19°C (2019).
Coimbatore weather in September
In September, Coimbatore averages a high of 33°C and a low of 22°C. It gets 50 mm of precipitation over about 6 rainy days. Estimated sunshine is 16% of daylight hours, derived from ERA5 cloud cover. The September record high is 38°C (1987) and the record low is 20°C (1978).
Coimbatore weather in October
In October, Coimbatore averages a high of 32°C and a low of 22°C. It gets 129 mm of precipitation over about 10 rainy days. Estimated sunshine is 22% of daylight hours, derived from ERA5 cloud cover. The October record high is 39°C (1983) and the record low is 16°C (2000).
Coimbatore weather in November
In November, Coimbatore averages a high of 30°C and a low of 21°C. It gets 117 mm of precipitation over about 9 rainy days. Estimated sunshine is 17% of daylight hours, derived from ERA5 cloud cover. The November record high is 38°C (1979) and the record low is 14°C (2007).
Coimbatore weather in December
In December, Coimbatore averages a high of 30°C and a low of 19°C. It gets 34 mm of precipitation over about 4 rainy days. Estimated sunshine is 36% of daylight hours, derived from ERA5 cloud cover. The December record high is 36°C (1988) and the record low is 10°C (1979).
Sunshine, humidity and wind in Coimbatore
February is the sunniest month in Coimbatore, with estimated sunshine of 65% of daylight hours from ERA5 cloud cover. July is the cloudiest, at 8%. The annual cloud-cover estimate is 31% of daylight hours; it is not a measurement of sunshine duration. Coimbatore is cloudier than 93% of India.
Humidity peaks in July at 82% and is lowest in March at 48%.
Coimbatore has about 161 days a year above 32°C. Coimbatore is hotter than 74% of India.
Coimbatore weather records
These records cover COIMBATORE/PEELAMED during 1970–2025. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Coimbatore station is 42°C, on April 25, 1985. The coldest is 9°C, on January 9, 1973.
The wettest day in the available station history brought 240 mm of precipitation, on October 27, 1981.
21 all-time records have been set at the station since 1970.
The best time to visit Coimbatore
Winter (December–February) is hot, with average highs around 31°C and lows near 20°C.
Spring (March–May) is hot, with average highs around 36°C and lows near 23°C.
Summer (June–August) is hot, with average highs around 32°C and lows near 22°C. It can feel humid.
Autumn (September–November) is hot, with average highs around 32°C and lows near 22°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 19° | 31° | 3.6 mm | 1 | 66% | 48% | 38° | 9° |
| February | 20° | 33° | 19 mm | 1 | 53% | 65% | 38° | 9° |
| March | 22° | 36° | 14 mm | 1 | 48% | 64% | 41° | 13° |
| April | 24° | 36° | 31 mm | 3 | 55% | 49% | 42° | 17° |
| May | 24° | 35° | 58 mm | 5 | 71% | 20% | 41° | 18° |
| June | 23° | 33° | 18 mm | 6 | 76% | 12% | 38° | 18° |
| July | 22° | 32° | 21 mm | 7 | 82% | 8% | 38° | 19° |
| August | 22° | 32° | 26 mm | 5 | 79% | 10% | 38° | 19° |
| September | 22° | 33° | 50 mm | 6 | 79% | 16% | 38° | 20° |
| October | 22° | 32° | 129 mm | 10 | 77% | 22% | 39° | 16° |
| November | 21° | 30° | 117 mm | 9 | 78% | 17% | 38° | 14° |
| December | 19° | 30° | 34 mm | 4 | 74% | 36% | 36° | 10° |
Station: COIMBATORE/PEELAMED, 10 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1970–2025; record values refer to this station and period, not the entire city’s history. Precipitation includes rain and the water equivalent of frozen precipitation; snowfall depth is shown separately when available. Sources and methods
From ERA5 reanalysis. Sunshine is estimated from cloud cover.
Coimbatore climate questions
How much rain does Coimbatore get?
Coimbatore gets 520 mm of precipitation in an average year, over about 59 rainy days.
What is the wettest month in Coimbatore?
October is the wettest month in Coimbatore, with 129 mm. January is the driest, with 4 mm.
How many rainy days does Coimbatore have a year?
Coimbatore has about 59 days with measurable rain in an average year. October has the most, about 10.
What is the hottest month in Coimbatore?
April is the warmest month in Coimbatore, with an average high of 36°C.
What is the coldest month in Coimbatore?
January is the coldest month in Coimbatore, with an average low of 19°C.
What is the record high temperature in Coimbatore?
Within the available 1970–2025 station history, the record high at the Coimbatore station is 42°C, set on April 25, 1985. The record low is 9°C, on January 9, 1973.
What is the sunniest month in Coimbatore?
February is the sunniest month in Coimbatore, with estimated sunshine of 65% of daylight hours from ERA5 cloud cover. July is the cloudiest.