February is one of the cooler months of the year in Upper Siang, with average highs near 15.9°C and lows around 4.7°C (mean 10.3°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 13.3°C — while the coldest was 1992 at 7.6°C. Typical February days reach 15.9°C with nights near 4.7°C. The long-term trend is warming, about 0.4°C per decade.
February is one of the drier months in Upper Siang, averaging 34 mm of rainfall. The wettest February on record was 2006 with 85 mm, while the driest was 1999 at 2 mm.
Relative humidity in Upper Siang during February averages 74%. The most humid February was 2016 at 83%, and the least humid was 1999 at 60%.
February receives about 3.2 kWh/m²/day of solar energy in Upper Siang. The sunniest February was 2013 at 4.2 kWh/m²/day, and the cloudiest was 2005 at 2.2.
Average wind speed in Upper Siang during February is 0.4 m/s. The windiest February was 1999 at 0.6 m/s, while the calmest were 2016, 2018 and 2025, among others at 0.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 9.5°C | 9.8°C | 10.4°C | 11.3°C | 10.3°C | +0.8°C |
| Avg High | 15.5°C | 15.8°C | 16.2°C | 16.5°C | 15.4°C | -0.1°C |
| Avg Low | 3.6°C | 3.8°C | 4.7°C | 6.2°C | 5.3°C | +1.7°C |
| Avg Rain | 32 mm | 32 mm | 34 mm | 27 mm | 49 mm | +16 mm |
February temperatures in Upper Siang have risen by about 1.1°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 0.1°C per decade while lows rose 0.7°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 May tend to be the most comfortable for visiting Upper Siang. That said, February — with days averaging 15.9°C and nights around 4.7°C (mean 10.3°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 | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 14.6°C | 9.9°C | 5.3°C | 18.8°C | 3.2°C | 38 mm | 81% | 0.3 m/s | 2.3 |
| 2024 | 14.3°C | 9.3°C | 4.3°C | 19.3°C | 1.7°C | 79 mm | 79% | 0.4 m/s | 2.6 |
| 2023 | 16.3°C | 11.3°C | 6.3°C | 20.8°C | 2.8°C | 77 mm | 79% | 0.4 m/s | 2.7 |
| 2022 | 13.0°C | 8.1°C | 3.2°C | 17.2°C | 1.2°C | 64 mm | 79% | 0.4 m/s | 3.1 |
| 2021 | 17.7°C | 12.1°C | 6.5°C | 20.9°C | 2.3°C | 3 mm | 74% | 0.4 m/s | 4 |
| 2020 | 16.2°C | 11.2°C | 6.2°C | 20.3°C | 2.1°C | 30 mm | 77% | 0.4 m/s | 3.5 |
| 2019 | 16.0°C | 11.0°C | 6.0°C | 20.1°C | 2.7°C | 62 mm | 78% | 0.4 m/s | 2.9 |
| 2018 | 15.9°C | 11.4°C | 7.0°C | 20.2°C | 3.7°C | 33 mm | 82% | 0.3 m/s | 2.9 |
| 2017 | 17.4°C | 12.4°C | 7.4°C | 21.0°C | 4.4°C | 44 mm | 75% | 0.4 m/s | 3.4 |
| 2016 | 16.2°C | 11.8°C | 7.4°C | 20.9°C | 2.5°C | 50 mm | 83% | 0.3 m/s | 2.8 |
| 2015 | 16.2°C | 11.6°C | 7.0°C | 19.8°C | 1.6°C | 27 mm | 79% | 0.4 m/s | 3.5 |
| 2014 | 15.4°C | 10.4°C | 5.4°C | 19.3°C | 3.2°C | 24 mm | 80% | 0.3 m/s | 2.9 |
| 2013 🔥 | 19.0°C | 13.3°C | 7.7°C | 22.8°C | 4.5°C | 4 mm | 72% | 0.5 m/s | 4.2 |
| 2012 | 16.2°C | 10.4°C | 4.7°C | 18.4°C | 1.4°C | 7 mm | 74% | 0.4 m/s | 3.1 |
| 2011 | 16.6°C | 10.9°C | 5.2°C | 18.8°C | 2.9°C | 8 mm | 74% | 0.5 m/s | 3.8 |
| 2010 | 15.7°C | 10.0°C | 4.3°C | 19.3°C | 0.4°C | 11 mm | 74% | 0.4 m/s | 3 |
| 2009 | 17.0°C | 11.3°C | 5.6°C | 20.0°C | 2.5°C | 36 mm | 73% | 0.5 m/s | 3.3 |
| 2008 | 15.3°C | 9.3°C | 3.3°C | 21.2°C | -1.2°C | 14 mm | 69% | 0.5 m/s | 3.4 |
| 2007 | 14.5°C | 9.2°C | 3.8°C | 18.7°C | 0.2°C | 55 mm | 77% | 0.4 m/s | 3.1 |
| 2006 🌧️ | 17.6°C | 12.4°C | 7.2°C | 21.3°C | 4.2°C | 85 mm | 77% | 0.4 m/s | 2.8 |
| 2005 | 15.5°C | 10.5°C | 5.5°C | 19.0°C | -0.1°C | 48 mm | 80% | 0.3 m/s | 2.2 |
| 2004 | 16.4°C | 10.4°C | 4.3°C | 20.9°C | 0.3°C | 19 mm | 67% | 0.5 m/s | 3.7 |
| 2003 | 15.6°C | 10.0°C | 4.4°C | 19.9°C | 1.7°C | 20 mm | 75% | 0.4 m/s | 3.3 |
| 2002 | 17.9°C | 11.4°C | 4.9°C | 20.9°C | 2.7°C | 22 mm | 66% | 0.5 m/s | 3.8 |
| 2001 | 17.1°C | 11.2°C | 5.3°C | 20.8°C | 2.4°C | 25 mm | 66% | 0.5 m/s | 2.8 |
| 2000 | 14.9°C | 8.7°C | 2.5°C | 18.8°C | 0.0°C | 17 mm | 63% | 0.5 m/s | 3.4 |
| 1999 | 19.8°C | 13.0°C | 6.2°C | 22.4°C | 1.4°C | 2 mm | 60% | 0.6 m/s | 3.9 |
| 1998 | 16.0°C | 10.1°C | 4.1°C | 19.2°C | 1.8°C | 39 mm | 71% | 0.5 m/s | 3.3 |
| 1997 | 13.6°C | 7.7°C | 1.8°C | 18.1°C | -0.5°C | 41 mm | 72% | 0.4 m/s | 3.1 |
| 1996 | 16.6°C | 10.3°C | 4.1°C | 18.6°C | 1.5°C | 26 mm | 70% | 0.5 m/s | 3.4 |
| 1995 | 15.4°C | 9.3°C | 3.2°C | 19.0°C | 1.4°C | 38 mm | 71% | 0.5 m/s | 3.3 |
| 1994 | 15.4°C | 9.4°C | 3.4°C | 18.6°C | 1.3°C | 23 mm | 72% | 0.5 m/s | 3 |
| 1993 | 16.6°C | 10.7°C | 4.8°C | 20.0°C | 0.2°C | 49 mm | 74% | 0.5 m/s | 3.4 |
| 1992 ❄️ | 13.1°C | 7.6°C | 2.1°C | 16.3°C | 0.6°C | 59 mm | 75% | 0.4 m/s | 3.3 |
| 1991 | 16.8°C | 10.7°C | 4.6°C | 20.8°C | 1.2°C | 3 mm | 72% | 0.5 m/s | 3.3 |
| 1990 | 14.6°C | 9.1°C | 3.6°C | 17.7°C | 1.4°C | 45 mm | 78% | 0.4 m/s | 2.9 |
| 1989 | 14.9°C | 8.9°C | 3.0°C | 20.5°C | 0.1°C | 82 mm | 73% | 0.4 m/s | 3.2 |
| 1988 | 17.3°C | 11.2°C | 5.1°C | 23.9°C | 3.0°C | 16 mm | 70% | 0.5 m/s | 3.2 |
| 1987 | 17.0°C | 10.8°C | 4.6°C | 19.9°C | 2.6°C | 11 mm | 71% | 0.5 m/s | 3.6 |
| 1986 | 15.8°C | 9.7°C | 3.6°C | 19.4°C | 1.4°C | 12 mm | 72% | 0.5 m/s | 3.2 |
| 1985 | 15.2°C | 8.8°C | 2.4°C | 18.8°C | -0.1°C | 15 mm | 70% | 0.5 m/s | 3.3 |
| 1984 | 15.9°C | 9.7°C | 3.5°C | 18.9°C | 1.1°C | 13 mm | 65% | 0.5 m/s | 3.1 |
| 1983 | 13.7°C | 7.8°C | 1.9°C | 17.7°C | -1.8°C | 23 mm | 71% | 0.5 m/s | — |
| 1982 | 13.6°C | 8.4°C | 3.2°C | 18.7°C | 0.8°C | 70 mm | 80% | 0.3 m/s | — |
| 1981 | 15.8°C | 10.5°C | 5.2°C | 18.9°C | 2.4°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 15.9°C with lows near 4.7°C (mean 10.3°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 1.1°C. Daytime highs moved from 14.8°C to 15.2°C and overnight lows from 3.2°C to 5.1°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 15.9°C daytime highs and 4.7°C at night.
Not quite — February is the 3rd coolest month in Upper Siang, averaging 10.3°C.
For February in Upper Siang, pack warm layers and a jacket for chilly mornings, with typical highs of 15.9°C and lows of 4.7°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.
