February is one of the cooler months of the year in Upper Siang, with average highs near 19.7°C and lows around 1.6°C (mean 10.7°C). It is one of the drier months, averaging 34 mm of rainfall and 74% relative humidity across the period.
February is one of the cooler months of the year in Upper Siang. Across 45 years of records, the warmest February in Upper Siang was 2013 — when the month averaged 13.7°C — while the coldest was 1983 at 8°C. Typical February days reach 19.7°C with nights near 1.6°C. The long-term trend is warming, about 0.3°C per decade.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 10.4°C | 10.0°C | 10.7°C | 11.4°C | 10.9°C | +0.5°C |
| Avg High | 19.6°C | 19.1°C | 20.2°C | 20.1°C | 19.6°C | 0°C |
| Avg Low | 1.1°C | 1.0°C | 1.3°C | 2.7°C | 2.2°C | +1.1°C |
| Avg Rain | 32 mm | 32 mm | 34 mm | 27 mm | 49 mm | +16 mm |
February temperatures in Upper Siang have risen by about 1.3°C between 1981–1985 and 2021–2025.
February has ranged from a record low of -1.8°C (1983) to a record high of 23.9°C (1988).
Rainfall in February is one of the drier months, averaging 34 mm, with a wettest year of 85 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.2°C per decade while lows rose 0.5°C per decade, narrowing the gap between day and night.
A quieter season to visit Upper Siang
If your dates are flexible, the more temperate months of October and November tend to be the most comfortable for visiting Upper Siang. That said, February — with days averaging 19.7°C and nights around 1.6°C (mean 10.7°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 | 18.8°C | 3.2°C | 11.0°C | 38 mm | 81% | 0.3 m/s | 2.3 |
| 2024 | 19.3°C | 1.7°C | 10.5°C | 79 mm | 79% | 0.4 m/s | 2.6 |
| 2023 | 20.8°C | 2.8°C | 11.8°C | 77 mm | 79% | 0.4 m/s | 2.7 |
| 2022 | 17.2°C | 1.2°C | 9.2°C | 64 mm | 79% | 0.4 m/s | 3.1 |
| 2021 | 20.9°C | 2.3°C | 11.6°C | 3 mm | 74% | 0.4 m/s | 4 |
| 2020 | 20.3°C | 2.1°C | 11.2°C | 30 mm | 77% | 0.4 m/s | 3.5 |
| 2019 | 20.1°C | 2.7°C | 11.4°C | 62 mm | 78% | 0.4 m/s | 2.9 |
| 2018 | 20.2°C | 3.7°C | 11.9°C | 33 mm | 82% | 0.3 m/s | 2.9 |
| 2017 | 21.0°C | 4.4°C | 12.7°C | 44 mm | 75% | 0.4 m/s | 3.4 |
| 2016 | 20.9°C | 2.5°C | 11.7°C | 50 mm | 83% | 0.3 m/s | 2.8 |
| 2015 | 19.8°C | 1.6°C | 10.7°C | 27 mm | 79% | 0.4 m/s | 3.5 |
| 2014 | 19.3°C | 3.2°C | 11.2°C | 24 mm | 80% | 0.3 m/s | 2.9 |
| 2013 🔥 | 22.8°C | 4.5°C | 13.7°C | 4 mm | 72% | 0.5 m/s | 4.2 |
| 2012 | 18.4°C | 1.4°C | 9.9°C | 7 mm | 74% | 0.4 m/s | 3.1 |
| 2011 | 18.8°C | 2.9°C | 10.8°C | 8 mm | 74% | 0.5 m/s | 3.8 |
| 2010 | 19.3°C | 0.4°C | 9.9°C | 11 mm | 74% | 0.4 m/s | 3 |
| 2009 | 20.0°C | 2.5°C | 11.2°C | 36 mm | 73% | 0.5 m/s | 3.3 |
| 2008 | 21.2°C | -1.2°C | 10.0°C | 14 mm | 69% | 0.5 m/s | 3.4 |
| 2007 | 18.7°C | 0.2°C | 9.5°C | 55 mm | 77% | 0.4 m/s | 3.1 |
| 2006 🌧️ | 21.3°C | 4.2°C | 12.7°C | 85 mm | 77% | 0.4 m/s | 2.8 |
| 2005 | 19.0°C | -0.1°C | 9.5°C | 48 mm | 80% | 0.3 m/s | 2.2 |
| 2004 | 20.9°C | 0.3°C | 10.6°C | 19 mm | 67% | 0.5 m/s | 3.7 |
| 2003 | 19.9°C | 1.7°C | 10.8°C | 20 mm | 75% | 0.4 m/s | 3.3 |
| 2002 | 20.9°C | 2.7°C | 11.8°C | 22 mm | 66% | 0.5 m/s | 3.8 |
| 2001 | 20.8°C | 2.4°C | 11.6°C | 25 mm | 66% | 0.5 m/s | 2.8 |
| 2000 | 18.8°C | 0.0°C | 9.4°C | 17 mm | 63% | 0.5 m/s | 3.4 |
| 1999 | 22.4°C | 1.4°C | 11.9°C | 2 mm | 60% | 0.6 m/s | 3.9 |
| 1998 | 19.2°C | 1.8°C | 10.5°C | 39 mm | 71% | 0.5 m/s | 3.3 |
| 1997 | 18.1°C | -0.5°C | 8.8°C | 41 mm | 72% | 0.4 m/s | 3.1 |
| 1996 | 18.6°C | 1.5°C | 10.0°C | 26 mm | 70% | 0.5 m/s | 3.4 |
| 1995 | 19.0°C | 1.4°C | 10.2°C | 38 mm | 71% | 0.5 m/s | 3.3 |
| 1994 | 18.6°C | 1.3°C | 10.0°C | 23 mm | 72% | 0.5 m/s | 3 |
| 1993 | 20.0°C | 0.2°C | 10.1°C | 49 mm | 74% | 0.5 m/s | 3.4 |
| 1992 | 16.3°C | 0.6°C | 8.4°C | 59 mm | 75% | 0.4 m/s | 3.3 |
| 1991 | 20.8°C | 1.2°C | 11.0°C | 3 mm | 72% | 0.5 m/s | 3.3 |
| 1990 | 17.7°C | 1.4°C | 9.5°C | 45 mm | 78% | 0.4 m/s | 2.9 |
| 1989 | 20.5°C | 0.1°C | 10.3°C | 82 mm | 73% | 0.4 m/s | 3.2 |
| 1988 | 23.9°C | 3.0°C | 13.5°C | 16 mm | 70% | 0.5 m/s | 3.2 |
| 1987 | 19.9°C | 2.6°C | 11.3°C | 11 mm | 71% | 0.5 m/s | 3.6 |
| 1986 | 19.4°C | 1.4°C | 10.4°C | 12 mm | 72% | 0.5 m/s | 3.2 |
| 1985 | 18.8°C | -0.1°C | 9.4°C | 15 mm | 70% | 0.5 m/s | 3.3 |
| 1984 | 18.9°C | 1.1°C | 10.0°C | 13 mm | 65% | 0.5 m/s | 3.1 |
| 1983 ❄️ | 17.7°C | -1.8°C | 8.0°C | 23 mm | 71% | 0.5 m/s | — |
| 1982 | 18.7°C | 0.8°C | 9.7°C | 70 mm | 80% | 0.3 m/s | — |
| 1981 | 18.9°C | 2.4°C | 10.6°C | 49 mm | 79% | 0.4 m/s | — |
Actual recorded February data for each year, 1981–2025 — sourced from NASA POWER.
The average high in February is around 19.7°C with lows near 1.6°C (mean 10.7°C), based on 45 years of NASA POWER data.
February averages 34 mm of rainfall in Upper Siang, one of the drier months. The wettest on record was 85 mm in 2006.
The hottest February reached 23.9°C in 1988. The coldest dipped to -1.8°C in 1983.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average February temperatures have risen by about 1.3°C. Daytime highs moved from 18.6°C to 19.4°C and overnight lows from 0.5°C to 2.2°C over the same span.
February is one of the cooler months of the year in Upper Siang and one of the drier months, so plan for around 19.7°C daytime highs and 1.6°C at night.
Not quite — February is the 2nd coolest month in Upper Siang, averaging 10.7°C.
For February in Upper Siang, pack warm layers and a jacket for chilly mornings, with typical highs of 19.7°C and lows of 1.6°C.
Relative humidity in February averages 74% — moderately humid.
Average wind speed in February is 0.4 m/s. The windiest February on record averaged 0.6 m/s (1999).
The wettest February on record was 2006 with 85 mm. On average, February 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 Upper Siang behaves each February, 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 February specifically, along with year-by-year records and how the month has changed over the decades.
