Gaya, Bihar Weather by Month and Climate Averages

Gaya, 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).

Gaya climate at a glance

Semi-arid climate

Gaya, 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.

How much rain does Gaya get?

Gaya 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.

Gaya weather by month

Gaya weather in January

In January, Gaya averages a high of 23°C and a low of 8°C. It gets 15 mm of precipitation over about 2 rainy days. The sun is out about 75% of daylight hours. 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.

Gaya weather in February

In February, Gaya averages a high of 27°C and a low of 12°C. It gets 20 mm of precipitation over about 3 rainy days. The sun is out about 84% of daylight hours. The February record high is 36°C (2006) and the record low is 3°C (1974).

Gaya weather in March

In March, Gaya averages a high of 33°C and a low of 16°C. It gets 6 mm of precipitation over about 1 rainy days. The sun is out about 82% of daylight hours. The March record high is 42°C (2010) and the record low is 8°C (2019).

Gaya weather in April

In April, Gaya averages a high of 39°C and a low of 22°C. It gets 6 mm of precipitation over about 2 rainy days. The sun is out about 74% of daylight hours. The April record high is 46°C (2010) and the record low is 14°C (1996).

Gaya weather in May

In May, Gaya averages a high of 40°C and a low of 26°C. It gets 20 mm of precipitation over about 2 rainy days. The sun is out about 72% of daylight hours. The May record high is 47°C (1978) and the record low is 17°C (2020).

Gaya weather in June

In June, Gaya averages a high of 38°C and a low of 27°C. It gets 99 mm of precipitation over about 6 rainy days. The sun is out about 38% of daylight hours. The June record high is 47°C (1998) and the record low is 19°C (1996).

Gaya weather in July

In July, Gaya averages a high of 34°C and a low of 26°C. It gets 155 mm of precipitation over about 11 rainy days. The sun is out about 14% of daylight hours. The July record high is 44°C (1982) and the record low is 20°C (1981).

Gaya weather in August

In August, Gaya averages a high of 33°C and a low of 26°C. It gets 169 mm of precipitation over about 12 rainy days. The sun is out about 14% of daylight hours. The August record high is 39°C (1985) and the record low is 20°C (1980).

Gaya weather in September

In September, Gaya averages a high of 33°C and a low of 24°C. It gets 107 mm of precipitation over about 7 rainy days. The sun is out about 20% of daylight hours. The September record high is 37°C (2005) and the record low is 18°C (1994).

Gaya weather in October

In October, Gaya averages a high of 32°C and a low of 21°C. It gets 28 mm of precipitation over about 2 rainy days. The sun is out about 64% of daylight hours. The October record high is 36°C (2015) and the record low is 12°C (1995).

Gaya weather in November

In November, Gaya averages a high of 29°C and a low of 14°C. It gets 13 mm of precipitation over about 1 rainy days. The sun is out about 83% of daylight hours. The November record high is 38°C (1974) and the record low is 4°C (1988).

Gaya weather in December

In December, Gaya averages a high of 24°C and a low of 9°C. It gets 11 mm of precipitation over about 1 rainy days. The sun is out about 79% of daylight hours. 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 Gaya

February is the sunniest month in Gaya, with sunshine about 84% of daylight hours. July is the cloudiest, at 14%. Over the year the sun shines about 58% of daylight hours. Gaya is sunnier than 72% of India.

Humidity peaks in September at 83% and is lowest in April at 40%.

Gaya has about 110 days a year above 32°C. Gaya is cooler than 57% of India.

Gaya weather records

The hottest temperature on record at the Gaya station is 47°C, on May 29, 2024. The coldest is 0°C, on January 28, 1975.

The wettest day on record brought 210 mm of rain, on June 21, 2004.

26 all-time records have been set at the station since 1973.

The best time to visit Gaya

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

MonthPrecipRain daysHumiditySunshineRecord highRecord low
January15 mm278%75%32°
February20 mm364%84%36°
March5.8 mm155%82%42°
April6.3 mm240%74%46°14°
May20 mm252%72%47°17°
June99 mm660%38%47°19°
July155 mm1178%14%44°20°
August169 mm1282%14%39°20°
September107 mm783%20%37°18°
October28 mm278%64%36°12°
November13 mm171%83%38°
December11 mm173%79%34°

From ERA5 reanalysis. Sunshine is estimated from cloud cover.

Gaya climate questions

How much rain does Gaya get?

Gaya gets 646 mm of precipitation in an average year, over about 49 rainy days.

What is the wettest month in Gaya?

August is the wettest month in Gaya, with 169 mm. March is the driest, with 6 mm.

How many rainy days does Gaya have a year?

Gaya has about 49 days with measurable rain in an average year. August has the most, about 12.

What is the hottest month in Gaya?

May is the warmest month in Gaya, with an average high of 40°C.

What is the coldest month in Gaya?

January is the coldest month in Gaya, with an average low of 8°C.

What is the record high temperature in Gaya?

The record high at the Gaya 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 Gaya?

February is the sunniest month in Gaya, with sunshine about 84% of daylight hours. July is the cloudiest.

What is the best time to visit Gaya?

The most comfortable time to visit is typically January and December, when daytime highs sit near 24°C.

Source: NOAA GHCN-Daily station GAYA (8 km away).

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Normals from NOAA GHCN-Daily station GAYA.