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Sasarām, Bihar Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Sasarām, Bihar?
Sasarām, Bihar gets 646 mm of precipitation a year over about 49 rainy days. May is the warmest month (average high 40°C) and January the coldest (average low 8°C).
Semi-arid climate
Sasarām, Bihar has hot summers and warm winters. Daytime highs range from about 23°C in January to 40°C in May. August 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 | 9° | 25° |
| Spring | Mar–May | 21° | 38° |
| Summer | Jun–Aug | 26° | 35° |
| Autumn | Sep–Nov | 20° | 31° |
How much rain does Sasarām get?
Sasarām gets 646 mm of precipitation in an average year, spread over about 49 days with measurable rain. That is fewer rainy days than 76% of India.
August is the wettest month, with 169 mm. March is the driest, with 6 mm. August has the most rainy days, about 12.
Sasarām weather by month
Sasarām weather in January
In January, Sasarām averages a high of 23°C and a low of 8°C. It gets 15 mm of precipitation over about 2 rainy days. Estimated sunshine is 72% of daylight hours, derived from ERA5 cloud cover. The January record high is 32°C (2007) and the record low is 0°C (1975). January is one of the most comfortable months to visit.
Sasarām weather in February
In February, Sasarām averages a high of 27°C and a low of 12°C. It gets 20 mm of precipitation over about 3 rainy days. Estimated sunshine is 84% of daylight hours, derived from ERA5 cloud cover. The February record high is 36°C (2006) and the record low is 3°C (1974).
Sasarām weather in March
In March, Sasarām averages a high of 33°C and a low of 16°C. It gets 6 mm of precipitation over about 1 rainy days. Estimated sunshine is 81% of daylight hours, derived from ERA5 cloud cover. The March record high is 42°C (2010) and the record low is 8°C (2019).
Sasarām weather in April
In April, Sasarām averages a high of 39°C and a low of 22°C. It gets 6 mm of precipitation over about 2 rainy days. Estimated sunshine is 74% of daylight hours, derived from ERA5 cloud cover. The April record high is 46°C (2010) and the record low is 14°C (1996).
Sasarām weather in May
In May, Sasarām averages a high of 40°C and a low of 26°C. It gets 20 mm of precipitation over about 2 rainy days. Estimated sunshine is 75% of daylight hours, derived from ERA5 cloud cover. The May record high is 47°C (1978) and the record low is 17°C (2020).
Sasarām weather in June
In June, Sasarām averages a high of 38°C and a low of 27°C. It gets 99 mm of precipitation over about 6 rainy days. Estimated sunshine is 39% of daylight hours, derived from ERA5 cloud cover. The June record high is 47°C (1998) and the record low is 19°C (1996).
Sasarām weather in July
In July, Sasarām averages a high of 34°C and a low of 26°C. It gets 155 mm of precipitation over about 11 rainy days. Estimated sunshine is 15% of daylight hours, derived from ERA5 cloud cover. The July record high is 44°C (1982) and the record low is 20°C (1981).
Sasarām weather in August
In August, Sasarām averages a high of 33°C and a low of 26°C. It gets 169 mm of precipitation over about 12 rainy days. Estimated sunshine is 15% of daylight hours, derived from ERA5 cloud cover. The August record high is 39°C (1985) and the record low is 20°C (1980).
Sasarām weather in September
In September, Sasarām averages a high of 33°C and a low of 24°C. It gets 107 mm of precipitation over about 7 rainy days. Estimated sunshine is 21% of daylight hours, derived from ERA5 cloud cover. The September record high is 37°C (2005) and the record low is 18°C (1994).
Sasarām weather in October
In October, Sasarām averages a high of 32°C and a low of 21°C. It gets 28 mm of precipitation over about 2 rainy days. Estimated sunshine is 66% of daylight hours, derived from ERA5 cloud cover. The October record high is 36°C (2015) and the record low is 12°C (1995).
Sasarām weather in November
In November, Sasarām averages a high of 29°C and a low of 14°C. It gets 13 mm of precipitation over about 1 rainy days. Estimated sunshine is 84% of daylight hours, derived from ERA5 cloud cover. The November record high is 38°C (1974) and the record low is 4°C (1988).
Sasarām weather in December
In December, Sasarām averages a high of 24°C and a low of 9°C. It gets 11 mm of precipitation over about 1 rainy days. Estimated sunshine is 80% of daylight hours, derived from ERA5 cloud cover. The December record high is 34°C (2014) and the record low is 1°C (1975). December is one of the most comfortable months to visit.
Sunshine, humidity and wind in Sasarām
February is the sunniest month in Sasarām, with estimated sunshine of 84% of daylight hours from ERA5 cloud cover. July is the cloudiest, at 15%. The annual cloud-cover estimate is 59% of daylight hours; it is not a measurement of sunshine duration. Sasarām is sunnier than 74% of India.
Humidity peaks in September at 85% and is lowest in April at 37%.
Sasarām has about 110 days a year above 32°C. Sasarām is cooler than 57% of India.
Sasarām weather records
These records cover GAYA during 1973–2025. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Sasarām station is 47°C, on May 29, 2024. The coldest is 0°C, on January 28, 1975.
The wettest day in the available station history brought 210 mm of precipitation, on June 21, 2004.
26 all-time records have been set at the station since 1973.
The best time to visit Sasarām
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 10°C.
Spring (March–May) is hot, with average highs around 38°C and lows near 21°C.
Summer (June–August) is hot, with average highs around 35°C and lows near 26°C. It can feel humid.
Autumn (September–November) is hot, with average highs around 31°C and lows near 20°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 8° | 23° | 15 mm | 2 | 79% | 72% | 32° | 0° |
| February | 12° | 27° | 20 mm | 3 | 64% | 84% | 36° | 3° |
| March | 16° | 33° | 5.8 mm | 1 | 54% | 81% | 42° | 8° |
| April | 22° | 39° | 6.3 mm | 2 | 37% | 74% | 46° | 14° |
| May | 26° | 40° | 20 mm | 2 | 51% | 75% | 47° | 17° |
| June | 27° | 38° | 99 mm | 6 | 60% | 39% | 47° | 19° |
| July | 26° | 34° | 155 mm | 11 | 78% | 15% | 44° | 20° |
| August | 26° | 33° | 169 mm | 12 | 83% | 15% | 39° | 20° |
| September | 24° | 33° | 107 mm | 7 | 85% | 21% | 37° | 18° |
| October | 21° | 32° | 28 mm | 2 | 79% | 66% | 36° | 12° |
| November | 14° | 29° | 13 mm | 1 | 70% | 84% | 38° | 4° |
| December | 9° | 24° | 11 mm | 1 | 72% | 80% | 34° | 1° |
Station: GAYA, 97 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1973–2025; 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.
Sasarām climate questions
How much rain does Sasarām get?
Sasarām gets 646 mm of precipitation in an average year, over about 49 rainy days.
What is the wettest month in Sasarām?
August is the wettest month in Sasarām, with 169 mm. March is the driest, with 6 mm.
How many rainy days does Sasarām have a year?
Sasarām has about 49 days with measurable rain in an average year. August has the most, about 12.
What is the hottest month in Sasarām?
May is the warmest month in Sasarām, with an average high of 40°C.
What is the coldest month in Sasarām?
January is the coldest month in Sasarām, with an average low of 8°C.
What is the record high temperature in Sasarām?
Within the available 1973–2025 station history, the record high at the Sasarām station is 47°C, set on May 29, 2024. The record low is 0°C, on January 28, 1975.
What is the sunniest month in Sasarām?
February is the sunniest month in Sasarām, with estimated sunshine of 84% of daylight hours from ERA5 cloud cover. July is the cloudiest.
What is the best time to visit Sasarām?
The most comfortable time to visit is typically January and December, when daytime highs sit near 24°C.