January is one of the cooler months of the year in Deoghar, with average highs near 24.5°C and lows around 9.6°C (mean 17.1°C). It is one of the drier months, averaging 9 mm of rainfall and 52% relative humidity across the period.
January is one of the cooler months of the year in Deoghar. Across 45 years of records, the warmest January in Deoghar was 1990 — when the month averaged 19.3°C — while the coldest was 2018 at 14.5°C. Typical January days reach 24.5°C with nights near 9.6°C. The long-term trend is cooling, about 0.4°C per decade.
January is one of the drier months in Deoghar, averaging 9 mm of rainfall. The wettest January on record was 2008 with 39 mm, while the driest were 2021, 2023 and 2025, among others at 0 mm.
Relative humidity in Deoghar during January averages 52%. The most humid January was 2022 at 77%, and the least humid was 1983 at 32%.
January receives about 3.9 kWh/m²/day of solar energy in Deoghar. The sunniest Januarys were 1988 and 1990 at 4.6 kWh/m²/day, and the cloudiest was 2024 at 3.
Average wind speed in Deoghar during January is 1.7 m/s. The windiest January was 2013 at 2.3 m/s, while the calmest were 1992 and 2009 at 1.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 17.7°C | 17.6°C | 16.9°C | 16.6°C | 16.3°C | -1.4°C |
| Avg High | 25.4°C | 25.4°C | 24.4°C | 23.9°C | 22.9°C | -2.5°C |
| Avg Low | 10.1°C | 9.8°C | 9.3°C | 9.2°C | 9.7°C | -0.4°C |
| Avg Rain | 10 mm | 9 mm | 10 mm | 9 mm | 6 mm | -4 mm |
January temperatures in Deoghar have fallen by about 1.6°C between 1981–1985 and 2021–2025.
January has ranged from a record low of 1.7°C (2013) to a record high of 33.7°C (1990).
Rainfall in January is one of the drier months, averaging 9 mm, with a wettest year of 39 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.7°C per decade while lows fell 0.2°C per decade, narrowing the gap between day and night.
A good time to visit Deoghar
January is a good time to visit Deoghar, with days averaging 24.5°C and nights around 9.6°C (mean 17.1°C, cooler than Deoghar's yearly average) and low rainfall. November and February are marginally more temperate, but January still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 23.7°C | 16.9°C | 10.0°C | 28.7°C | 6.5°C | 0 mm | 64% | 1.6 m/s | 3.4 |
| 2024 | 21.7°C | 15.1°C | 8.6°C | 25.1°C | 5.3°C | 8 mm | 68% | 1.5 m/s | 3 |
| 2023 | 25.1°C | 17.6°C | 10.1°C | 29.4°C | 5.8°C | 0 mm | 55% | 1.8 m/s | 3.3 |
| 2022 | 21.4°C | 15.5°C | 9.7°C | 24.9°C | 5.7°C | 15 mm | 77% | 1.7 m/s | 3.2 |
| 2021 | 24.3°C | 17.3°C | 10.4°C | 28.6°C | 5.5°C | 0 mm | 59% | 1.5 m/s | 3.3 |
| 2020 | 21.4°C | 15.3°C | 9.1°C | 26.2°C | 4.6°C | 15 mm | 73% | 1.8 m/s | 3.3 |
| 2019 | 25.1°C | 17.5°C | 9.9°C | 28.8°C | 6.2°C | 2 mm | 48% | 1.6 m/s | 3.7 |
| 2018 ❄️ | 22.0°C | 14.5°C | 7.0°C | 26.6°C | 4.4°C | 0 mm | 57% | 1.7 m/s | 3.9 |
| 2017 | 25.2°C | 17.9°C | 10.6°C | 30.5°C | 4.7°C | 3 mm | 58% | 1.9 m/s | 3.8 |
| 2016 | 25.5°C | 18.4°C | 11.3°C | 29.2°C | 5.6°C | 23 mm | 46% | 1.5 m/s | 3.3 |
| 2015 | 24.5°C | 17.1°C | 9.7°C | 27.6°C | 5.5°C | 21 mm | 58% | 2.1 m/s | 3.5 |
| 2014 | 23.2°C | 16.3°C | 9.4°C | 25.5°C | 5.6°C | 4 mm | 64% | 1.9 m/s | 3.5 |
| 2013 | 22.9°C | 15.0°C | 7.0°C | 27.4°C | 1.7°C | 0 mm | 51% | 2.3 m/s | 3.8 |
| 2012 | 22.8°C | 16.4°C | 10.0°C | 25.4°C | 4.8°C | 28 mm | 67% | 1.7 m/s | 3.2 |
| 2011 | 24.2°C | 16.4°C | 8.6°C | 28.2°C | 4.8°C | 3 mm | 47% | 1.8 m/s | 3.7 |
| 2010 | 23.8°C | 16.0°C | 8.2°C | 26.1°C | 5.9°C | 0 mm | 55% | 1.7 m/s | 3.8 |
| 2009 | 25.6°C | 18.3°C | 11.0°C | 30.4°C | 7.5°C | 4 mm | 60% | 1.4 m/s | 3.6 |
| 2008 🌧️ | 23.1°C | 16.2°C | 9.2°C | 27.6°C | 5.6°C | 39 mm | 65% | 1.6 m/s | 3.5 |
| 2007 | 24.0°C | 16.5°C | 9.0°C | 28.7°C | 5.2°C | 0 mm | 51% | 1.5 m/s | 3.9 |
| 2006 | 25.4°C | 17.3°C | 9.1°C | 28.7°C | 5.9°C | 0 mm | 46% | 1.8 m/s | 4.2 |
| 2005 | 23.9°C | 17.1°C | 10.2°C | 26.7°C | 7.6°C | 17 mm | 61% | 1.6 m/s | 3.3 |
| 2004 | 23.5°C | 16.3°C | 9.2°C | 27.0°C | 6.1°C | 14 mm | 61% | 1.5 m/s | 3.7 |
| 2003 | 23.4°C | 15.5°C | 7.7°C | 28.0°C | 4.5°C | 3 mm | 51% | 1.6 m/s | 3.9 |
| 2002 | 24.6°C | 17.5°C | 10.3°C | 28.8°C | 6.1°C | 14 mm | 59% | 1.5 m/s | 3.7 |
| 2001 | 25.1°C | 16.7°C | 8.2°C | 31.0°C | 5.1°C | 2 mm | 38% | 1.9 m/s | 4 |
| 2000 | 25.4°C | 17.4°C | 9.4°C | 28.5°C | 5.0°C | 6 mm | 46% | 1.6 m/s | 4.2 |
| 1999 | 23.8°C | 16.1°C | 8.5°C | 28.6°C | 5.7°C | 0 mm | 56% | 1.7 m/s | 4.5 |
| 1998 | 23.3°C | 16.2°C | 9.1°C | 26.7°C | 4.6°C | 24 mm | 62% | 1.7 m/s | 3.8 |
| 1997 | 25.9°C | 17.8°C | 9.7°C | 28.2°C | 6.7°C | 8 mm | 33% | 1.8 m/s | 3.9 |
| 1996 | 24.9°C | 17.6°C | 10.3°C | 27.3°C | 6.2°C | 12 mm | 56% | 1.9 m/s | 4.1 |
| 1995 | 24.9°C | 17.1°C | 9.3°C | 28.3°C | 5.9°C | 12 mm | 39% | 2 m/s | 3.9 |
| 1994 | 27.0°C | 19.2°C | 11.3°C | 31.0°C | 7.0°C | 19 mm | 44% | 2 m/s | 4.2 |
| 1993 | 26.7°C | 18.4°C | 10.0°C | 29.8°C | 6.5°C | 8 mm | 34% | 2.2 m/s | 4.2 |
| 1992 | 24.8°C | 17.3°C | 9.9°C | 30.0°C | 4.6°C | 2 mm | 46% | 1.4 m/s | 4.3 |
| 1991 | 24.8°C | 17.2°C | 9.6°C | 30.4°C | 4.9°C | 6 mm | 45% | 1.7 m/s | 4.4 |
| 1990 🔥 | 27.9°C | 19.3°C | 10.7°C | 33.7°C | 5.8°C | 0 mm | 32% | 2 m/s | 4.6 |
| 1989 | 25.3°C | 16.7°C | 8.2°C | 29.3°C | 4.8°C | 1 mm | 35% | 2.1 m/s | 4.5 |
| 1988 | 26.1°C | 17.9°C | 9.7°C | 28.7°C | 6.6°C | 1 mm | 49% | 1.8 m/s | 4.6 |
| 1987 | 25.1°C | 17.3°C | 9.5°C | 28.3°C | 4.9°C | 5 mm | 46% | 1.5 m/s | 4.3 |
| 1986 | 25.2°C | 17.3°C | 9.5°C | 29.9°C | 4.3°C | 4 mm | 53% | 1.9 m/s | 4.3 |
| 1985 | 26.2°C | 18.7°C | 11.3°C | 30.2°C | 8.1°C | 6 mm | 46% | 1.7 m/s | 4.4 |
| 1984 | 25.0°C | 17.8°C | 10.7°C | 28.5°C | 7.1°C | 30 mm | 47% | 1.7 m/s | 4 |
| 1983 | 26.1°C | 18.3°C | 10.5°C | 30.6°C | 7.2°C | 1 mm | 32% | 1.6 m/s | — |
| 1982 | 25.9°C | 18.5°C | 11.1°C | 29.1°C | 6.7°C | 13 mm | 56% | 1.7 m/s | — |
| 1981 | 24.1°C | 17.2°C | 10.3°C | 28.5°C | 6.2°C | 30 mm | 62% | 1.6 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 24.5°C with lows near 9.6°C (mean 17.1°C), based on 45 years of NASA POWER data.
January averages 9 mm of rainfall in Deoghar, one of the drier months. The wettest on record was 39 mm in 2008.
The hottest January reached 33.7°C in 1990. The coldest dipped to 1.7°C in 2013.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have fallen by about 1.6°C. Daytime highs moved from 25.5°C to 23.2°C and overnight lows from 10.8°C to 9.8°C over the same span.
January is one of the cooler months of the year in Deoghar and one of the drier months, so plan for around 24.5°C daytime highs and 9.6°C at night.
Yes — January is the coldest month of the year in Deoghar, averaging 17.1°C.
For January in Deoghar, pack light layers you can adjust through the day, with typical highs of 24.5°C and lows of 9.6°C.
Relative humidity in January averages 52% — relatively dry.
Average wind speed in January is 1.7 m/s. The windiest January on record averaged 2.3 m/s (2013).
The wettest January on record was 2008 with 39 mm. On average, January sees 9 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Deoghar behaves each January, 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 January specifically, along with year-by-year records and how the month has changed over the decades.
