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Guwahati, Assam Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Guwahati, Assam?
Guwahati, Assam gets 1510 mm of precipitation a year over about 116 rainy days. July is the warmest month (average high 33°C) and January the coldest (average low 11°C).
Subtropical monsoon climate
Guwahati, Assam has hot summers and warm winters. Daytime highs range from about 24°C in January to 33°C in August. June is usually the wettest month. The most comfortable time to visit is typically January and December, when daytime highs sit near 24°C.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | 12° | 25° |
| Spring | Mar–May | 20° | 31° |
| Summer | Jun–Aug | 26° | 33° |
| Autumn | Sep–Nov | 21° | 31° |
How much rain does Guwahati get?
Guwahati gets 1510 mm of precipitation in an average year, spread over about 116 days with measurable rain. That is more rainy days than 91% of India.
June is the wettest month, with 284 mm. November is the driest, with 8 mm. July has the most rainy days, about 20.
Guwahati weather by month
Guwahati weather in January
In January, Guwahati averages a high of 24°C and a low of 11°C. It gets 11 mm of precipitation over about 2 rainy days. Estimated sunshine is 63% of daylight hours, derived from ERA5 cloud cover. The January record high is 30°C (1977) and the record low is 0°C (1975). January is one of the most comfortable months to visit.
Guwahati weather in February
In February, Guwahati averages a high of 27°C and a low of 13°C. It gets 23 mm of precipitation over about 3 rainy days. Estimated sunshine is 64% of daylight hours, derived from ERA5 cloud cover. The February record high is 38°C (1988) and the record low is 3°C (2020).
Guwahati weather in March
In March, Guwahati averages a high of 31°C and a low of 16°C. It gets 54 mm of precipitation over about 5 rainy days. Estimated sunshine is 65% of daylight hours, derived from ERA5 cloud cover. The March record high is 39°C (1979) and the record low is 9°C (1981).
Guwahati weather in April
In April, Guwahati averages a high of 31°C and a low of 20°C. It gets 157 mm of precipitation over about 13 rainy days. Estimated sunshine is 51% of daylight hours, derived from ERA5 cloud cover. The April record high is 41°C (2014) and the record low is 11°C (1981).
Guwahati weather in May
In May, Guwahati averages a high of 32°C and a low of 23°C. It gets 226 mm of precipitation over about 17 rainy days. Estimated sunshine is 38% of daylight hours, derived from ERA5 cloud cover. The May record high is 39°C (2014) and the record low is 16°C (1975).
Guwahati weather in June
In June, Guwahati averages a high of 32°C and a low of 25°C. It gets 284 mm of precipitation over about 18 rainy days. Estimated sunshine is 15% of daylight hours, derived from ERA5 cloud cover. The June record high is 39°C (1979) and the record low is 18°C (1973).
Guwahati weather in July
In July, Guwahati averages a high of 33°C and a low of 26°C. It gets 261 mm of precipitation over about 20 rainy days. Estimated sunshine is 8% of daylight hours, derived from ERA5 cloud cover. The July record high is 39°C (1973) and the record low is 22°C (2015).
Guwahati weather in August
In August, Guwahati averages a high of 33°C and a low of 26°C. It gets 236 mm of precipitation over about 16 rainy days. Estimated sunshine is 10% of daylight hours, derived from ERA5 cloud cover. The August record high is 38°C (2022) and the record low is 22°C (2015).
Guwahati weather in September
In September, Guwahati averages a high of 32°C and a low of 25°C. It gets 148 mm of precipitation over about 12 rainy days. Estimated sunshine is 18% of daylight hours, derived from ERA5 cloud cover. The September record high is 38°C (2024) and the record low is 20°C (1986).
Guwahati weather in October
In October, Guwahati averages a high of 31°C and a low of 22°C. It gets 93 mm of precipitation over about 6 rainy days. Estimated sunshine is 50% of daylight hours, derived from ERA5 cloud cover. The October record high is 37°C (2009) and the record low is 16°C (2023).
Guwahati weather in November
In November, Guwahati averages a high of 28°C and a low of 17°C. It gets 8 mm of precipitation over about 2 rainy days. Estimated sunshine is 76% of daylight hours, derived from ERA5 cloud cover. The November record high is 37°C (1976) and the record low is 4°C (1989).
Guwahati weather in December
In December, Guwahati averages a high of 25°C and a low of 13°C. It gets 9 mm of precipitation over about 1 rainy days. Estimated sunshine is 68% of daylight hours, derived from ERA5 cloud cover. The December record high is 33°C (2014) and the record low is 5°C (1975). December is one of the most comfortable months to visit.
Sunshine, humidity and wind in Guwahati
November is the sunniest month in Guwahati, with estimated sunshine of 76% of daylight hours from ERA5 cloud cover. July is the cloudiest, at 8%. The annual cloud-cover estimate is 44% of daylight hours; it is not a measurement of sunshine duration. Guwahati is cloudier than 64% of India.
Humidity peaks in June at 86% and is lowest in March at 64%.
Guwahati has about 84 days a year above 32°C. Guwahati is cooler than 77% of India.
Guwahati weather records
These records cover GAUHATI during 1970–2025. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Guwahati station is 41°C, on April 24, 2014. The coldest is 0°C, on January 8, 1975.
The wettest day in the available station history brought 370 mm of precipitation, on May 26, 1981.
25 all-time records have been set at the station since 1970.
The best time to visit Guwahati
The most comfortable time to visit is typically January and December, when daytime highs sit near 24°C.
Winter (December–February) is warm, with average highs around 25°C and lows near 12°C.
Spring (March–May) is hot, with average highs around 31°C and lows near 20°C.
Summer (June–August) is hot, with average highs around 33°C and lows near 26°C. It can feel humid.
Autumn (September–November) is hot, with average highs around 31°C and lows near 21°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 11° | 24° | 11 mm | 2 | 79% | 63% | 30° | 0° |
| February | 13° | 27° | 23 mm | 3 | 74% | 64% | 38° | 3° |
| March | 16° | 31° | 54 mm | 5 | 64% | 65% | 39° | 9° |
| April | 20° | 31° | 157 mm | 13 | 69% | 51% | 41° | 11° |
| May | 23° | 32° | 226 mm | 17 | 78% | 38% | 39° | 16° |
| June | 25° | 32° | 284 mm | 18 | 86% | 15% | 39° | 18° |
| July | 26° | 33° | 261 mm | 20 | 86% | 8% | 39° | 22° |
| August | 26° | 33° | 236 mm | 16 | 86% | 10% | 38° | 22° |
| September | 25° | 32° | 148 mm | 12 | 85% | 18% | 38° | 20° |
| October | 22° | 31° | 93 mm | 6 | 84% | 50% | 37° | 16° |
| November | 17° | 28° | 8.4 mm | 2 | 77% | 76% | 37° | 4° |
| December | 13° | 25° | 9.4 mm | 1 | 78% | 68% | 33° | 5° |
Station: GAUHATI, 19 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.
Guwahati climate questions
How much rain does Guwahati get?
Guwahati gets 1510 mm of precipitation in an average year, over about 116 rainy days.
What is the wettest month in Guwahati?
June is the wettest month in Guwahati, with 284 mm. November is the driest, with 8 mm.
How many rainy days does Guwahati have a year?
Guwahati has about 116 days with measurable rain in an average year. July has the most, about 20.
What is the hottest month in Guwahati?
July is the warmest month in Guwahati, with an average high of 33°C.
What is the coldest month in Guwahati?
January is the coldest month in Guwahati, with an average low of 11°C.
What is the record high temperature in Guwahati?
Within the available 1970–2025 station history, the record high at the Guwahati station is 41°C, set on April 24, 2014. The record low is 0°C, on January 8, 1975.
What is the sunniest month in Guwahati?
November is the sunniest month in Guwahati, with estimated sunshine of 76% of daylight hours from ERA5 cloud cover. July is the cloudiest.
What is the best time to visit Guwahati?
The most comfortable time to visit is typically January and December, when daytime highs sit near 24°C.