Saran Weather in September (1981–2025)

📍 25.78°N, 84.75°E •
📊

September at a Glance in Saran

(1981–2025)
Avg High
🔥
31.7°C
Avg Low
❄️
24.8°C
Avg Temp
🌡️
28.3°C
Avg Rain
🌧️
180 mm
Avg Humidity
💧
84%
Avg Wind
🌬️
2 m/s
Avg Solar
☀️
4.7
kWh/m²/day
vs Annual
📈
+1.7°C
temp difference
🌡️Warm afternoons🌙Mild mornings🌤️Fairly sunny🌧️Wet month🍃Light winds💦Humid air

Saran September Weather Overview

September is one of the warmer months of the year in Saran, with average highs near 31.7°C and lows around 24.8°C (mean 28.3°C). It is a relatively wet time of year, averaging 180 mm of rainfall and 84% relative humidity across the period.

Saran September Temperature History (1981–2025)

Range

September is one of the warmer months of the year in Saran. Across 45 years of records, the warmest September in Saran was 1983 — when the month averaged 30.5°C — while the coldest was 1984 at 26.6°C. Typical September days reach 31.7°C with nights near 24.8°C. The long-term trend is warming, about 0.2°C per decade.

1981–1985 vs 2021–2025

Avg Temp28.1°C→28.8°C+0.7°C
Max Temp31.7°C→31.9°C+0.2°C
Min Temp24.5°C→25.6°C+1.1°C

Trend (per decade)

Avg Temp+0.2°C/decade ↗
Max Temp+0.1°C/decade ↗
Min Temp+0.3°C/decade ↗

Distribution of Avg Temp

26.0°C–27.3°C2 yr (4%)
27.3°C–28.5°C29 yr (64%)
28.5°C–29.8°C13 yr (29%)
29.8°C–31.0°C1 yr (2%)

Saran September Rainfall History (1981–2025)

Range

September is a relatively wet time of year in Saran, averaging 180 mm of rainfall. The wettest September on record was 1987 with 425 mm, while the driest was 1983 at 50 mm.

Saran September Humidity History (1981–2025)

Range

Relative humidity in Saran during September averages 84%. The most humid September was 1987 at 89%, and the least humid was 1983 at 69%.

Saran September Solar History (1981–2025)

Range

September receives about 4.7 kWh/m²/day of solar energy in Saran. The sunniest Septembers were 1988, 1992 and 2015 at 5.3 kWh/m²/day, and the cloudiest were 2016, 2019 and 2022 at 3.9.

Saran September Wind History (1981–2025)

Range

Average wind speed in Saran during September is 2 m/s. The windiest September was 2000 at 2.7 m/s, while the calmest were 2017, 2020 and 2025, among others at 1.5 m/s.

What September Feels Like in Saran

🌅
Mild
Morning
🌞
Warm
Afternoon
🌆
Warm
Evening
Rain chanceHigh
Outdoor comfort★★★☆☆

How September Ranks in Saran

🔥6th warmest month of the year
🌧️3rd wettest month of the year
☀️9th sunniest month of the year

Ranked against the other 11 months using 1981–2025 averages.

Explore Saran Weather by Month

Saran September Averages by Decade

Metric1980s1990s2000s2010s2020sChange
Avg Temp28.2°C28.0°C28.0°C28.4°C28.7°C+0.5°C
Avg High31.7°C31.5°C31.5°C31.9°C31.9°C+0.2°C
Avg Low24.6°C24.5°C24.7°C25.0°C25.6°C+1°C
Avg Rain191 mm169 mm169 mm196 mm177 mm-14 mm

Extreme September Records in Saran

🔥Warmest September38.6°C1983
🧊Coldest September16.7°C1994
🌧️Wettest September425 mm1987
🏜️Driest September50 mm1983
🌬️Windiest September2.7 m/s2000

Key Insights for September

✅

September temperatures in Saran have risen by about 0.7°C between 1981–1985 and 2021–2025.

✅

September has ranged from a record low of 16.7°C (1994) to a record high of 38.6°C (1983).

✅

Rainfall in September is a relatively wet time of year, averaging 180 mm, with a wettest year of 425 mm.

Is September a Good Time to Visit Saran?

A good time to visit Saran

September is a good time to visit Saran, with days averaging 31.7°C and nights around 24.8°C (mean 28.3°C, warmer than Saran's yearly average) and higher rainfall. November and February are marginally more temperate, but September still suits most travellers.

See Saran's complete weather history All 12 months side by side, 1981–2025 records, annual trends and long-term averages in one place. View full history →

Saran Weather in September — In Depth

☀️ September climate overview

September is one of the warmer months of the year in Saran, with average highs near 31.7°C and lows around 24.8°C (mean 28.3°C). It is a relatively wet time of year, averaging 180 mm of rainfall and 84% relative humidity across the period.

🌧️ Rain, humidity & wind in September

September averages 180 mm of rainfall in Saran, a relatively wet time of year compared with the rest of the year. The wettest September on record saw 425 mm (1987), and the driest just 50 mm (1983). Humidity sits around 84% and average wind speed is 2 m/s, with solar radiation averaging 4.7 kWh/m²/day.

📈 How September has changed

Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 0.7°C. Daytime highs moved from 31.7°C to 31.9°C and overnight lows from 24.5°C to 25.6°C over the same span.
September Weather in Saran, Year by Year
🔥 warmest❄️ coldest🌧️ wettest
YearAvg HighAvg TempAvg LowHottest DayColdest DayRainfallHumidityWindSolar
202532.2°C28.9°C25.7°C33.6°C24.5°C154 mm84%1.5 m/s4.5
202432.6°C29.3°C25.9°C37.6°C24.1°C182 mm83%2.2 m/s4.4
202331.8°C28.8°C25.7°C33.7°C24.2°C159 mm87%2.1 m/s4.3
202232.1°C28.7°C25.4°C34.3°C23.7°C149 mm83%1.9 m/s3.9
202131.0°C28.3°C25.5°C32.9°C24.2°C119 mm89%2.1 m/s4.6
202031.5°C28.4°C25.4°C33.7°C21.7°C298 mm86%1.5 m/s4.2
201932.0°C28.8°C25.6°C36.0°C21.7°C289 mm82%2.3 m/s3.9
201834.1°C29.7°C25.3°C36.4°C23.6°C88 mm76%2.3 m/s4.9
201732.6°C29.2°C25.9°C34.4°C23.6°C70 mm83%1.5 m/s4.8
201631.5°C28.5°C25.6°C36.2°C23.5°C251 mm85%1.5 m/s3.9
201532.4°C28.3°C24.3°C34.5°C19.3°C85 mm80%1.6 m/s5.3
201431.0°C27.8°C24.6°C33.2°C21.3°C253 mm86%1.8 m/s4.7
201332.0°C28.4°C24.8°C33.9°C22.4°C255 mm82%1.6 m/s4.9
201231.3°C27.6°C23.8°C33.3°C20.9°C246 mm84%1.8 m/s4.6
201131.1°C28.0°C24.9°C35.0°C22.5°C278 mm86%2.3 m/s4.5
201031.4°C28.1°C24.9°C33.3°C22.0°C141 mm85%2.2 m/s4.7
200931.8°C28.3°C24.8°C34.0°C23.5°C107 mm84%1.9 m/s5.1
200830.8°C27.7°C24.6°C32.7°C21.8°C210 mm87%1.7 m/s5.2
200730.5°C27.5°C24.6°C32.9°C22.3°C320 mm88%2.2 m/s4.5
200630.9°C27.6°C24.4°C33.3°C22.2°C219 mm85%2.3 m/s4.7
200532.0°C28.5°C25.1°C33.8°C23.0°C74 mm84%2.1 m/s4.9
200431.9°C28.1°C24.4°C34.7°C22.0°C69 mm81%1.7 m/s4.9
200332.0°C28.7°C25.4°C34.2°C22.9°C139 mm84%2.3 m/s4.5
200233.2°C28.8°C24.5°C36.4°C23.0°C96 mm77%2.6 m/s4.8
200130.8°C27.7°C24.6°C32.8°C21.9°C242 mm85%1.7 m/s4.7
200030.6°C27.4°C24.2°C32.7°C21.4°C215 mm87%2.7 m/s4.1
199931.8°C28.4°C25.0°C34.3°C22.3°C91 mm84%2.6 m/s4.9
199831.2°C28.1°C25.0°C33.3°C24.1°C236 mm87%2.2 m/s4.7
199731.3°C27.9°C24.5°C32.7°C21.7°C126 mm85%1.6 m/s4.7
199631.4°C28.2°C24.9°C32.9°C23.3°C183 mm85%1.5 m/s4.9
199530.9°C27.6°C24.4°C33.2°C21.7°C202 mm85%2.4 m/s4.9
199431.2°C27.1°C23.1°C33.3°C16.7°C180 mm83%2.2 m/s4.8
199330.4°C27.3°C24.3°C33.5°C22.5°C308 mm87%2.4 m/s4.4
199233.6°C29.0°C24.4°C36.0°C21.6°C56 mm75%2.2 m/s5.3
199131.6°C28.0°C24.4°C32.8°C22.1°C190 mm83%1.6 m/s4.6
199031.2°C28.0°C24.8°C34.5°C22.7°C120 mm86%2.1 m/s4.5
198933.3°C29.4°C25.6°C37.0°C23.5°C140 mm77%2.1 m/s4.7
198831.6°C28.3°C25.0°C33.8°C22.5°C141 mm86%1.8 m/s5.3
1987 🌧️30.4°C27.6°C24.7°C32.9°C21.3°C425 mm89%2 m/s4.3
198631.7°C27.7°C23.7°C34.8°C21.4°C101 mm80%2.5 m/s4.8
198530.2°C27.4°C24.6°C33.4°C22.5°C287 mm88%1.9 m/s5
1984 ❄️30.2°C26.6°C23.1°C31.7°C18.0°C253 mm87%2 m/s5.1
1983 🔥34.9°C30.5°C26.1°C38.6°C24.1°C50 mm69%2.6 m/s—
198232.4°C28.2°C23.9°C35.1°C19.6°C123 mm81%2 m/s—
198130.8°C27.8°C24.8°C33.4°C22.9°C197 mm87%2 m/s—

Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.

Other Cities in Bihar

Saran September Weather — FAQ

What is the average temperature in Saran in September?▼

The average high in September is around 31.7°C with lows near 24.8°C (mean 28.3°C), based on 45 years of NASA POWER data.

Does it rain a lot in Saran in September?▼

September averages 180 mm of rainfall in Saran, a relatively wet time of year. The wettest on record was 425 mm in 1987.

What was the hottest September on record in Saran?▼

The hottest September reached 38.6°C in 1983. The coldest dipped to 16.7°C in 1994.

Has September in Saran gotten warmer over time?▼

Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 0.7°C. Daytime highs moved from 31.7°C to 31.9°C and overnight lows from 24.5°C to 25.6°C over the same span.

Is September a good time to visit Saran?▼

September is one of the warmer months of the year in Saran and a relatively wet time of year, so plan for around 31.7°C daytime highs and 24.8°C at night.

Is September the coldest month in Saran?▼

Not quite — September is the 7th coolest month in Saran, averaging 28.3°C.

What should I pack for Saran in September?▼

For September in Saran, pack light, breathable clothing and sun protection, with typical highs of 31.7°C and lows of 24.8°C. Bring an umbrella or light rain jacket too.

Is Saran humid in September?▼

Relative humidity in September averages 84% — quite humid.

How windy is Saran in September?▼

Average wind speed in September is 2 m/s. The windiest September on record averaged 2.7 m/s (2000).

Which September had the most rainfall in Saran?▼

The wettest September on record was 1987 with 425 mm. On average, September sees 180 mm.

Where does this September weather data come from?▼

All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.

Other Bihar cities

Explore how the weather in Saran behaves each September, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for September specifically, along with year-by-year records and how the month has changed over the decades.