January is one of the cooler months of the year in Sirmaur, with average highs near 23.8°C and lows around 3.5°C (mean 13.7°C). It is one of the drier months, averaging 34 mm of rainfall and 45% relative humidity across the period.
January is one of the cooler months of the year in Sirmaur. Across 45 years of records, the warmest January in Sirmaur was 2025 — when the month averaged 16.5°C — while the coldest was 2011 at 10.9°C. Typical January days reach 23.8°C with nights near 3.5°C. The long-term January temperature trend is broadly flat.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 13.4°C | 13.6°C | 14.5°C | 13.2°C | 13.5°C | +0.1°C |
| Avg High | 23.0°C | 24.1°C | 25.6°C | 22.8°C | 23.2°C | +0.2°C |
| Avg Low | 3.7°C | 3.2°C | 3.5°C | 3.5°C | 3.9°C | +0.2°C |
| Avg Rain | 27 mm | 25 mm | 31 mm | 41 mm | 54 mm | +27 mm |
January temperatures in Sirmaur have risen by about 0.9°C between 1981–1985 and 2021–2025.
January has ranged from a record low of 0.6°C (1989) to a record high of 30.4°C (1991).
Rainfall in January is one of the drier months, averaging 34 mm, with a wettest year of 149 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.1°C per decade while lows rose 0.1°C per decade, narrowing the gap between day and night.
A quieter season to visit Sirmaur
If your dates are flexible, the more temperate months of October and March tend to be the most comfortable for visiting Sirmaur. That said, January — with days averaging 23.8°C and nights around 3.5°C (mean 13.7°C) and moderate rainfall (34 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 🔥 | 26.9°C | 6.1°C | 16.5°C | 10 mm | 46% | 1.5 m/s | 3.5 |
| 2024 | 22.6°C | 3.6°C | 13.1°C | 3 mm | 48% | 1.4 m/s | 3.2 |
| 2023 | 22.7°C | 5.1°C | 13.9°C | 40 mm | 60% | 1.4 m/s | 3.2 |
| 2022 🌧️ | 20.6°C | 2.4°C | 11.5°C | 149 mm | 73% | 1.6 m/s | 2.6 |
| 2021 | 24.5°C | 4.3°C | 14.4°C | 28 mm | 43% | 1.6 m/s | 3.4 |
| 2020 | 21.7°C | 1.6°C | 11.6°C | 96 mm | 63% | 1.5 m/s | 2.9 |
| 2019 | 20.8°C | 1.4°C | 11.1°C | 64 mm | 56% | 1.5 m/s | 3.1 |
| 2018 | 26.3°C | 4.5°C | 15.4°C | 17 mm | 37% | 1.8 m/s | 3.8 |
| 2017 | 23.8°C | 3.3°C | 13.6°C | 77 mm | 50% | 1.6 m/s | 3.1 |
| 2016 | 24.1°C | 5.1°C | 14.6°C | 7 mm | 41% | 1.6 m/s | 3.4 |
| 2015 | 24.2°C | 4.1°C | 14.2°C | 28 mm | 49% | 1.7 m/s | 2.9 |
| 2014 | 21.9°C | 5.4°C | 13.6°C | 84 mm | 55% | 1.4 m/s | 3.1 |
| 2013 | 22.5°C | 2.3°C | 12.4°C | 79 mm | 51% | 1.7 m/s | 3.4 |
| 2012 | 20.6°C | 2.5°C | 11.6°C | 30 mm | 56% | 1.6 m/s | 3.1 |
| 2011 ❄️ | 20.4°C | 1.5°C | 10.9°C | 9 mm | 51% | 1.5 m/s | 3.5 |
| 2010 | 23.2°C | 4.9°C | 14.1°C | 13 mm | 37% | 1.5 m/s | 3.4 |
| 2009 | 26.4°C | 5.2°C | 15.8°C | 8 mm | 48% | 1.4 m/s | 3.3 |
| 2008 | 24.7°C | 2.0°C | 13.3°C | 12 mm | 42% | 1.5 m/s | 3.1 |
| 2007 | 28.0°C | 4.5°C | 16.3°C | 2 mm | 33% | 1.7 m/s | 4 |
| 2006 | 26.9°C | 4.4°C | 15.7°C | 15 mm | 41% | 1.6 m/s | 3.4 |
| 2005 | 23.2°C | 3.5°C | 13.4°C | 45 mm | 49% | 1.6 m/s | 3.2 |
| 2004 | 24.3°C | 2.7°C | 13.5°C | 84 mm | 53% | 1.5 m/s | 3.1 |
| 2003 | 24.3°C | 2.4°C | 13.3°C | 52 mm | 37% | 1.6 m/s | 3.2 |
| 2002 | 25.7°C | 3.2°C | 14.4°C | 29 mm | 44% | 1.6 m/s | 3.5 |
| 2001 | 26.2°C | 3.7°C | 15.0°C | 27 mm | 34% | 1.7 m/s | 3.6 |
| 2000 | 26.2°C | 2.9°C | 14.5°C | 35 mm | 36% | 1.8 m/s | 3.3 |
| 1999 | 20.7°C | 3.9°C | 12.3°C | 40 mm | 54% | 1.5 m/s | 3.2 |
| 1998 | 21.9°C | 3.6°C | 12.7°C | 3 mm | 46% | 1.5 m/s | 3.4 |
| 1997 | 21.1°C | 3.0°C | 12.0°C | 20 mm | 40% | 1.6 m/s | 3.6 |
| 1996 | 23.9°C | 3.7°C | 13.8°C | 44 mm | 43% | 1.8 m/s | 3.5 |
| 1995 | 22.8°C | 2.6°C | 12.7°C | 43 mm | 45% | 1.8 m/s | 3.6 |
| 1994 | 24.8°C | 2.9°C | 13.9°C | 38 mm | 46% | 1.5 m/s | 3.6 |
| 1993 | 23.9°C | 3.3°C | 13.6°C | 41 mm | 43% | 1.8 m/s | 3.2 |
| 1992 | 24.3°C | 2.2°C | 13.3°C | 20 mm | 46% | 1.7 m/s | 3.2 |
| 1991 | 30.4°C | 1.5°C | 15.9°C | 1 mm | 39% | 1.6 m/s | 3.6 |
| 1990 | 27.0°C | 5.5°C | 16.2°C | 1 mm | 37% | 1.9 m/s | 3.5 |
| 1989 | 23.8°C | 0.6°C | 12.2°C | 60 mm | 46% | 1.8 m/s | 3.3 |
| 1988 | 25.9°C | 5.4°C | 15.6°C | 3 mm | 31% | 1.6 m/s | 3.5 |
| 1987 | 24.3°C | 4.5°C | 14.4°C | 33 mm | 36% | 1.6 m/s | 3.4 |
| 1986 | 20.9°C | 4.9°C | 12.9°C | 8 mm | 40% | 1.4 m/s | 3.8 |
| 1985 | 22.0°C | 4.0°C | 13.0°C | 13 mm | 45% | 1.5 m/s | 3.3 |
| 1984 | 22.4°C | 3.4°C | 12.9°C | 3 mm | 30% | 1.6 m/s | 3.6 |
| 1983 | 23.5°C | 3.5°C | 13.5°C | 25 mm | 38% | 1.7 m/s | — |
| 1982 | 23.3°C | 5.0°C | 14.1°C | 37 mm | 50% | 1.5 m/s | — |
| 1981 | 21.2°C | 2.0°C | 11.6°C | 65 mm | 58% | 1.5 m/s | — |
Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.
The average high in January is around 23.8°C with lows near 3.5°C (mean 13.7°C), based on 45 years of NASA POWER data.
January averages 34 mm of rainfall in Sirmaur, one of the drier months. The wettest on record was 149 mm in 2022.
The hottest January reached 30.4°C in 1991. The coldest dipped to 0.6°C in 1989.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 0.9°C. Daytime highs moved from 22.5°C to 23.5°C and overnight lows from 3.6°C to 4.3°C over the same span.
January is one of the cooler months of the year in Sirmaur and one of the drier months, so plan for around 23.8°C daytime highs and 3.5°C at night.
Yes — January is the coldest month of the year in Sirmaur, averaging 13.7°C.
For January in Sirmaur, pack warm layers and a jacket for chilly mornings, with typical highs of 23.8°C and lows of 3.5°C.
Relative humidity in January averages 45% — relatively dry.
Average wind speed in January is 1.6 m/s. The windiest January on record averaged 1.9 m/s (1990).
The wettest January on record was 2022 with 149 mm. On average, January sees 34 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 Sirmaur 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.
