Saran Weather in December (1981–2025)

📍 25.78°N, 84.75°E •
📊

December at a Glance in Saran

(1981–2025)
Avg High
🔥
25.0°C
Avg Low
❄️
10.6°C
Avg Temp
🌡️
17.8°C
Avg Rain
🌧️
6 mm
Avg Humidity
💧
54%
Avg Wind
🌬️
1.4 m/s
Avg Solar
☀️
3.3
kWh/m²/day
vs Annual
📈
-8.8°C
temp difference
🌤️Mild afternoons🌤️Cool mornings☁️Cloudier skies💧Dry month🍃Light winds🏜️Low humidity

Saran December Weather Overview

December is one of the cooler months of the year in Saran, with average highs near 25°C and lows around 10.6°C (mean 17.8°C). It is one of the drier months, averaging 6 mm of rainfall and 54% relative humidity across the period.

Saran December Temperature History (1981–2025)

Range

December is one of the cooler months of the year in Saran. Across 45 years of records, the warmest December in Saran was 2017 — when the month averaged 19.7°C — while the coldest was 2012 at 15.1°C. Typical December days reach 25°C with nights near 10.6°C. The long-term trend is cooling, about 0.2°C per decade.

1981–1985 vs 2021–2025

Avg Temp17.9°C→17.6°C-0.3°C
Max Temp25.4°C→24.4°C-1°C
Min Temp10.4°C→10.9°C+0.5°C

Trend (per decade)

Avg Temp-0.2°C/decade ↘
Max Temp-0.4°C/decade ↘
Min Temp-0.1°C/decade ↘

Distribution of Avg Temp

15.0°C–16.3°C5 yr (11%)
16.3°C–17.5°C10 yr (22%)
17.5°C–18.8°C19 yr (42%)
18.8°C–20.0°C11 yr (24%)

Saran December Rainfall History (1981–2025)

Range

December is one of the drier months in Saran, averaging 6 mm of rainfall. The wettest December on record was 1997 with 34 mm, while the driest were 2017, 2024 and 2025, among others at 0 mm.

Saran December Humidity History (1981–2025)

Range

Relative humidity in Saran during December averages 54%. The most humid December was 2021 at 78%, and the least humid was 1992 at 36%.

Saran December Solar History (1981–2025)

Range

December receives about 3.3 kWh/m²/day of solar energy in Saran. The sunniest December was 1985 at 4.1 kWh/m²/day, and the cloudiest were 2016 and 2019 at 2.4.

Saran December Wind History (1981–2025)

Range

Average wind speed in Saran during December is 1.4 m/s. The windiest December was 2012 at 1.8 m/s, while the calmest were 2003, 2008 and 2011, among others at 1.1 m/s.

What December Feels Like in Saran

🌅
Cool
Morning
🌞
Mild
Afternoon
🌆
Cool
Evening
Rain chanceVery Low
Outdoor comfort★★★★★

How December Ranks in Saran

🥶2nd coolest month of the year
🌵2nd driest month of the year
☀️12th sunniest month of the year

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

Explore Saran Weather by Month

Saran December Averages by Decade

Metric1980s1990s2000s2010s2020sChange
Avg Temp18.1°C18.3°C17.7°C17.3°C17.5°C-0.6°C
Avg High25.4°C25.9°C24.6°C24.5°C24.3°C-1.1°C
Avg Low10.7°C10.7°C10.8°C10.2°C10.7°C0°C
Avg Rain10 mm8 mm2 mm4 mm3 mm-7 mm

Extreme December Records in Saran

🔥Warmest December31.5°C2015
🧊Coldest December2.3°C2019
🌧️Wettest December34 mm1997
🏜️Driest December0 mm1990
🌬️Windiest December1.8 m/s2012

Key Insights for December

✅

December temperatures in Saran have fallen by about 0.3°C between 1981–1985 and 2021–2025.

✅

December has ranged from a record low of 2.3°C (2019) to a record high of 31.5°C (2015).

✅

Rainfall in December is one of the drier months, averaging 6 mm, with a wettest year of 34 mm.

✅

Daytime highs and overnight lows have shifted differently — highs fell about 0.4°C per decade while lows fell 0.1°C per decade, narrowing the gap between day and night.

Is December a Good Time to Visit Saran?

One of the best times to visit Saran

December is one of the best times to visit Saran. Expect days averaging 25°C and nights around 10.6°C (mean 17.8°C) — cooler than Saran's yearly average — with low rainfall (6 mm), so conditions are generally comfortable for sightseeing and outdoor plans.

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 December — In Depth

☀️ December climate overview

December is one of the cooler months of the year in Saran, with average highs near 25°C and lows around 10.6°C (mean 17.8°C). It is one of the drier months, averaging 6 mm of rainfall and 54% relative humidity across the period.

🌧️ Rain, humidity & wind in December

December averages 6 mm of rainfall in Saran, one of the drier months compared with the rest of the year. The wettest December on record saw 34 mm (1997), and the driest just 0 mm (1990). Humidity sits around 54% and average wind speed is 1.4 m/s, with solar radiation averaging 3.3 kWh/m²/day.

📈 How December has changed

Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have fallen by about 0.3°C — but days and nights have moved in opposite directions. Overnight lows rose from 10.4°C to 10.9°C while daytime highs eased from 25.4°C to 24.4°C, narrowing the gap between day and night.
December Weather in Saran, Year by Year
🔥 warmest❄️ coldest🌧️ wettest
YearAvg HighAvg TempAvg LowHottest DayColdest DayRainfallHumidityWindSolar
202522.2°C15.4°C8.6°C24.6°C6.3°C0 mm76%1.4 m/s—
202426.1°C19.0°C11.9°C28.9°C5.7°C0 mm56%1.4 m/s3
202326.0°C19.4°C12.8°C31.5°C8.6°C6 mm59%1.4 m/s2.7
202224.8°C17.5°C10.2°C27.9°C7.3°C0 mm65%1.6 m/s3.1
202122.8°C16.8°C10.8°C27.0°C4.2°C12 mm78%1.6 m/s3
202023.7°C16.8°C10.0°C26.6°C4.4°C2 mm62%1.5 m/s2.7
201922.2°C15.8°C9.4°C26.7°C2.3°C28 mm73%1.6 m/s2.4
201825.5°C18.2°C10.9°C28.7°C4.9°C2 mm45%1.5 m/s3
2017 🔥26.8°C19.7°C12.5°C30.4°C8.3°C0 mm48%1.4 m/s3
201625.5°C17.7°C10.0°C28.2°C6.6°C0 mm60%1.5 m/s2.4
201526.2°C19.0°C11.9°C31.5°C6.5°C0 mm41%1.3 m/s2.7
201423.0°C15.5°C8.0°C26.6°C4.3°C4 mm60%1.6 m/s2.7
201324.3°C17.4°C10.5°C26.1°C6.8°C0 mm65%1.3 m/s3
2012 ❄️22.5°C15.1°C7.7°C25.5°C3.6°C0 mm59%1.8 m/s3
201124.3°C17.5°C10.7°C28.2°C5.8°C0 mm57%1.1 m/s2.6
201024.5°C17.5°C10.5°C28.3°C5.6°C1 mm56%1.3 m/s3.4
200924.8°C17.9°C11.0°C27.9°C5.6°C4 mm53%1.4 m/s3.3
200824.2°C18.2°C12.2°C26.9°C8.6°C0 mm74%1.1 m/s2.7
200722.0°C15.2°C8.5°C24.4°C4.5°C0 mm68%1.3 m/s3.3
200625.2°C18.4°C11.5°C28.4°C7.4°C4 mm54%1.2 m/s3.4
200525.2°C17.6°C10.1°C27.8°C6.3°C0 mm53%1.3 m/s3.5
200425.3°C18.8°C12.4°C27.9°C5.8°C0 mm52%1.2 m/s3
200324.7°C17.9°C11.1°C28.5°C6.6°C7 mm56%1.1 m/s3.3
200225.6°C18.5°C11.3°C27.9°C8.3°C9 mm44%1.2 m/s3.2
200123.9°C16.8°C9.8°C25.1°C6.7°C0 mm55%1.1 m/s2.9
200024.9°C17.4°C9.9°C26.5°C7.3°C0 mm43%1.2 m/s3.8
199927.0°C19.2°C11.4°C29.5°C7.3°C0 mm42%1.2 m/s3.6
199825.4°C17.9°C10.3°C27.5°C7.3°C0 mm51%1.2 m/s3.4
1997 🌧️23.0°C16.9°C10.7°C28.4°C5.4°C34 mm67%1.5 m/s2.7
199625.6°C17.1°C8.7°C27.5°C4.4°C0 mm43%1.4 m/s3.7
199525.7°C18.3°C10.8°C28.0°C7.4°C33 mm49%1.4 m/s3.5
199426.7°C18.5°C10.3°C30.0°C5.2°C0 mm36%1.5 m/s4
199325.6°C18.0°C10.4°C27.7°C6.5°C0 mm41%1.2 m/s3.5
199226.9°C19.4°C12.0°C28.9°C8.4°C1 mm36%1.2 m/s3.9
199126.2°C18.8°C11.5°C28.4°C6.5°C15 mm45%1.4 m/s3.6
199026.7°C18.9°C11.1°C28.6°C6.5°C0 mm43%1.4 m/s4
198925.6°C18.1°C10.5°C29.5°C6.4°C11 mm39%1.2 m/s3.7
198826.4°C19.3°C12.1°C29.0°C8.3°C27 mm44%1.3 m/s3.9
198724.2°C17.0°C9.8°C26.8°C7.0°C2 mm61%1.2 m/s3.7
198625.8°C18.8°C11.8°C28.4°C8.1°C22 mm49%1.4 m/s3.5
198523.3°C16.9°C10.4°C25.9°C6.5°C5 mm71%1.5 m/s4.1
198426.3°C18.1°C9.8°C29.2°C3.9°C1 mm41%1.5 m/s3.8
198326.3°C18.7°C11.2°C29.4°C7.0°C7 mm39%1.5 m/s—
198226.2°C18.4°C10.6°C28.7°C7.3°C3 mm44%1.7 m/s—
198124.7°C17.3°C9.9°C26.9°C6.9°C15 mm57%1.5 m/s—

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

Other Cities in Bihar

Saran December Weather — FAQ

What is the average temperature in Saran in December?▼

The average high in December is around 25°C with lows near 10.6°C (mean 17.8°C), based on 45 years of NASA POWER data.

Does it rain a lot in Saran in December?▼

December averages 6 mm of rainfall in Saran, one of the drier months. The wettest on record was 34 mm in 1997.

What was the hottest December on record in Saran?▼

The hottest December reached 31.5°C in 2015. The coldest dipped to 2.3°C in 2019.

Has December in Saran gotten warmer over time?▼

Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have fallen by about 0.3°C — but days and nights have moved in opposite directions. Overnight lows rose from 10.4°C to 10.9°C while daytime highs eased from 25.4°C to 24.4°C, narrowing the gap between day and night.

Is December a good time to visit Saran?▼

December is one of the cooler months of the year in Saran and one of the drier months, so plan for around 25°C daytime highs and 10.6°C at night.

Is December the coldest month in Saran?▼

Not quite — December is the 2nd coolest month in Saran, averaging 17.8°C.

What should I pack for Saran in December?▼

For December in Saran, pack light layers you can adjust through the day, with typical highs of 25°C and lows of 10.6°C.

Is Saran humid in December?▼

Relative humidity in December averages 54% — relatively dry.

How windy is Saran in December?▼

Average wind speed in December is 1.4 m/s. The windiest December on record averaged 1.8 m/s (2012).

Which December had the most rainfall in Saran?▼

The wettest December on record was 1997 with 34 mm. On average, December sees 6 mm.

Where does this December 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 December, 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 December specifically, along with year-by-year records and how the month has changed over the decades.