May is one of the warmer months of the year in Tawang, with average highs near 15.8°C and lows around 5.1°C (mean 10.5°C). It is a relatively wet time of year, averaging 132 mm of rainfall and 81% relative humidity across the period.
May is one of the warmer months of the year in Tawang. Across 45 years of records, the warmest May in Tawang was 1998 — when the month averaged 11.8°C — while the coldest was 1992 at 8.9°C. Typical May days reach 15.8°C with nights near 5.1°C. The long-term May temperature trend is broadly flat.
May is a relatively wet time of year in Tawang, averaging 132 mm of rainfall. The wettest May on record was 2024 with 241 mm, while the driest was 1986 at 25 mm.
Relative humidity in Tawang during May averages 81%. The most humid May was 2015 at 86%, and the least humid was 1986 at 75%.
May receives about 4.6 kWh/m²/day of solar energy in Tawang. The sunniest May was 1986 at 5.8 kWh/m²/day, and the cloudiest were 2021 and 2025 at 3.7.
Average wind speed in Tawang during May is 0.7 m/s. The windiest Mays were 2012, 2015 and 2023, among others at 0.8 m/s, while the calmest was 2018 at 0.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 10.1°C | 10.5°C | 10.4°C | 10.6°C | 10.5°C | +0.4°C |
| Avg High | 15.6°C | 16.0°C | 15.9°C | 15.8°C | 15.6°C | 0°C |
| Avg Low | 4.6°C | 5.0°C | 4.9°C | 5.6°C | 5.5°C | +0.9°C |
| Avg Rain | 99 mm | 109 mm | 135 mm | 149 mm | 188 mm | +89 mm |
May temperatures in Tawang have risen by about 0.6°C between 1981–1985 and 2021–2025.
May has ranged from a record low of -2.1°C (2012) to a record high of 21.6°C (2024).
Rainfall in May is a relatively wet time of year, averaging 132 mm, with a wettest year of 241 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0°C per decade while lows rose 0.3°C per decade, narrowing the gap between day and night.
A good time to visit Tawang
May is a good time to visit Tawang, with days averaging 15.8°C and nights around 5.1°C (mean 10.5°C, warmer than Tawang's yearly average) and higher rainfall. August and September are marginally more temperate, but May still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 15.9°C | 10.9°C | 6.0°C | 19.3°C | 2.3°C | 240 mm | 83% | 0.7 m/s | 3.7 |
| 2024 🌧️ | 16.5°C | 11.1°C | 5.7°C | 21.6°C | -0.8°C | 241 mm | 80% | 0.7 m/s | 4.5 |
| 2023 | 15.0°C | 9.7°C | 4.4°C | 19.7°C | 0.5°C | 89 mm | 81% | 0.8 m/s | 4.7 |
| 2022 | 15.8°C | 11.1°C | 6.3°C | 18.2°C | 2.0°C | 215 mm | 84% | 0.7 m/s | 4.2 |
| 2021 | 15.3°C | 10.5°C | 5.7°C | 20.4°C | 0.5°C | 112 mm | 84% | 0.7 m/s | 3.7 |
| 2020 | 15.0°C | 9.9°C | 4.9°C | 18.1°C | 1.8°C | 232 mm | 83% | 0.7 m/s | 4.2 |
| 2019 | 15.6°C | 10.5°C | 5.4°C | 17.7°C | 1.6°C | 219 mm | 83% | 0.7 m/s | 3.8 |
| 2018 | 14.8°C | 9.8°C | 4.8°C | 18.8°C | 1.5°C | 139 mm | 83% | 0.6 m/s | 3.9 |
| 2017 | 16.2°C | 11.2°C | 6.3°C | 19.9°C | 2.3°C | 102 mm | 82% | 0.7 m/s | 4.4 |
| 2016 | 15.1°C | 10.8°C | 6.4°C | 19.6°C | 1.6°C | 165 mm | 84% | 0.7 m/s | 4.4 |
| 2015 | 15.5°C | 11.1°C | 6.8°C | 17.6°C | 2.1°C | 168 mm | 86% | 0.8 m/s | 4.2 |
| 2014 | 15.6°C | 10.3°C | 5.0°C | 18.5°C | 1.6°C | 133 mm | 81% | 0.7 m/s | 4.4 |
| 2013 | 16.3°C | 10.6°C | 5.0°C | 21.5°C | 0.2°C | 217 mm | 81% | 0.7 m/s | 4.3 |
| 2012 | 16.3°C | 10.7°C | 5.2°C | 19.7°C | -2.1°C | 96 mm | 79% | 0.8 m/s | 5.3 |
| 2011 | 16.2°C | 10.7°C | 5.3°C | 19.7°C | 1.7°C | 96 mm | 81% | 0.7 m/s | 4.6 |
| 2010 | 15.9°C | 10.7°C | 5.4°C | 18.8°C | 1.4°C | 159 mm | 83% | 0.7 m/s | 4.4 |
| 2009 | 15.9°C | 10.2°C | 4.5°C | 20.1°C | 0.4°C | 117 mm | 79% | 0.7 m/s | 4.6 |
| 2008 | 16.0°C | 10.4°C | 4.9°C | 18.2°C | 1.3°C | 111 mm | 81% | 0.7 m/s | 4.6 |
| 2007 | 17.4°C | 11.7°C | 6.1°C | 19.1°C | 1.9°C | 90 mm | 79% | 0.7 m/s | 5.1 |
| 2006 | 16.2°C | 10.7°C | 5.3°C | 20.0°C | 1.4°C | 144 mm | 81% | 0.7 m/s | 4.5 |
| 2005 | 14.3°C | 9.2°C | 4.0°C | 18.1°C | -1.5°C | 143 mm | 83% | 0.7 m/s | 4.2 |
| 2004 | 15.9°C | 10.7°C | 5.5°C | 19.0°C | -0.3°C | 130 mm | 81% | 0.7 m/s | 3.9 |
| 2003 | 14.8°C | 9.1°C | 3.3°C | 17.1°C | -2.0°C | 78 mm | 80% | 0.8 m/s | 4.4 |
| 2002 | 15.9°C | 10.1°C | 4.3°C | 19.4°C | -0.3°C | 132 mm | 80% | 0.7 m/s | 5.1 |
| 2001 | 15.6°C | 10.4°C | 5.1°C | 19.8°C | 1.2°C | 194 mm | 82% | 0.7 m/s | 4.6 |
| 2000 | 16.6°C | 11.3°C | 6.0°C | 20.6°C | 2.0°C | 209 mm | 80% | 0.7 m/s | 4.6 |
| 1999 | 16.5°C | 11.3°C | 6.0°C | 19.3°C | 1.7°C | 128 mm | 81% | 0.7 m/s | 4.8 |
| 1998 🔥 | 17.5°C | 11.8°C | 6.2°C | 21.0°C | 2.0°C | 66 mm | 79% | 0.7 m/s | 5.1 |
| 1997 | 14.9°C | 9.1°C | 3.2°C | 17.5°C | -1.5°C | 118 mm | 77% | 0.8 m/s | 5 |
| 1996 | 15.9°C | 10.7°C | 5.5°C | 18.5°C | 0.7°C | 166 mm | 83% | 0.8 m/s | 4.8 |
| 1995 | 17.0°C | 11.4°C | 5.8°C | 19.9°C | 0.3°C | 100 mm | 80% | 0.8 m/s | 5.4 |
| 1994 | 16.2°C | 10.4°C | 4.6°C | 17.9°C | 1.0°C | 116 mm | 80% | 0.8 m/s | 4.6 |
| 1993 | 15.4°C | 10.1°C | 4.7°C | 18.8°C | 1.3°C | 162 mm | 82% | 0.7 m/s | 4.1 |
| 1992 ❄️ | 14.3°C | 8.9°C | 3.5°C | 18.1°C | 0.1°C | 101 mm | 80% | 0.7 m/s | 5.1 |
| 1991 | 15.9°C | 10.7°C | 5.4°C | 18.8°C | 1.6°C | 61 mm | 81% | 0.7 m/s | 5.3 |
| 1990 | 16.3°C | 10.7°C | 5.1°C | 20.6°C | 0.4°C | 75 mm | 80% | 0.7 m/s | 4.8 |
| 1989 | 16.6°C | 10.8°C | 5.0°C | 19.4°C | 1.6°C | 121 mm | 77% | 0.7 m/s | 5.6 |
| 1988 | 16.7°C | 10.9°C | 5.0°C | 19.3°C | 1.0°C | 209 mm | 79% | 0.8 m/s | 5.2 |
| 1987 | 15.0°C | 9.6°C | 4.1°C | 19.1°C | -0.3°C | 58 mm | 78% | 0.7 m/s | 5.6 |
| 1986 | 15.3°C | 9.3°C | 3.3°C | 18.6°C | 0.7°C | 25 mm | 75% | 0.7 m/s | 5.8 |
| 1985 | 15.5°C | 10.1°C | 4.7°C | 18.3°C | 0.9°C | 46 mm | 81% | 0.7 m/s | 4.4 |
| 1984 | 15.2°C | 10.3°C | 5.4°C | 20.1°C | 1.2°C | 109 mm | 83% | 0.7 m/s | 5.1 |
| 1983 | 15.2°C | 9.5°C | 3.7°C | 18.2°C | 0.4°C | 73 mm | 81% | 0.7 m/s | — |
| 1982 | 15.5°C | 10.1°C | 4.8°C | 17.6°C | 1.1°C | 108 mm | 81% | 0.7 m/s | — |
| 1981 | 15.2°C | 10.3°C | 5.4°C | 18.5°C | 2.0°C | 140 mm | 82% | 0.7 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 15.8°C with lows near 5.1°C (mean 10.5°C), based on 45 years of NASA POWER data.
May averages 132 mm of rainfall in Tawang, a relatively wet time of year. The wettest on record was 241 mm in 2024.
The hottest May reached 21.6°C in 2024. The coldest dipped to -2.1°C in 2012.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 0.6°C. Daytime highs moved from 15.3°C to 15.7°C and overnight lows from 4.8°C to 5.6°C over the same span.
May is one of the warmer months of the year in Tawang and a relatively wet time of year, so plan for around 15.8°C daytime highs and 5.1°C at night.
Not quite — May is the 8th coolest month in Tawang, averaging 10.5°C.
For May in Tawang, pack warm layers and a jacket for chilly mornings, with typical highs of 15.8°C and lows of 5.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 81% — quite humid.
Average wind speed in May is 0.7 m/s. The windiest May on record averaged 0.8 m/s (1988).
The wettest May on record was 2024 with 241 mm. On average, May sees 132 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 Tawang behaves each May, 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 May specifically, along with year-by-year records and how the month has changed over the decades.
