May is one of the warmer months of the year in Changlang, with average highs near 30.7°C and lows around 19.2°C (mean 25°C). It is a relatively wet time of year, averaging 206 mm of rainfall and 70% relative humidity across the period.
May is one of the warmer months of the year in Changlang. Across 45 years of records, the warmest May in Changlang was 1998 — when the month averaged 26.7°C — while the coldest was 1983 at 23.7°C. Typical May days reach 30.7°C with nights near 19.2°C. The long-term May temperature trend is broadly flat.
May is a relatively wet time of year in Changlang, averaging 206 mm of rainfall. The wettest May on record was 2004 with 424 mm, while the driest was 1991 at 41 mm.
Relative humidity in Changlang during May averages 70%. The most humid May was 2013 at 81%, and the least humid was 2003 at 58%.
May receives about 4.6 kWh/m²/day of solar energy in Changlang. The sunniest May was 1986 at 5.8 kWh/m²/day, and the cloudiest was 2019 at 3.3.
Average wind speed in Changlang during May is 0.2 m/s. The windiest Mays were 1987, 1992 and 1997, among others at 0.3 m/s, while the calmest was 2013 at 0.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 24.7°C | 25.4°C | 25.3°C | 24.7°C | 24.5°C | -0.2°C |
| Avg High | 30.5°C | 31.4°C | 31.3°C | 30.0°C | 29.7°C | -0.8°C |
| Avg Low | 19.0°C | 19.3°C | 19.2°C | 19.4°C | 19.2°C | +0.2°C |
| Avg Rain | 171 mm | 159 mm | 170 mm | 282 mm | 267 mm | +96 mm |
May temperatures in Changlang have stayed relatively stable across the record.
May has ranged from a record low of 13.8°C (2006) to a record high of 40.1°C (1988).
Rainfall in May is a relatively wet time of year, averaging 206 mm, with a wettest year of 424 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.3°C per decade while lows rose 0.1°C per decade, narrowing the gap between day and night.
A good time to visit Changlang
May is a good time to visit Changlang, with days averaging 30.7°C and nights around 19.2°C (mean 25°C, warmer than Changlang's yearly average) and higher rainfall. October and November 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 | 28.9°C | 24.2°C | 19.5°C | 31.9°C | 15.5°C | 271 mm | 79% | 0.2 m/s | 3.8 |
| 2024 | 31.0°C | 25.4°C | 19.8°C | 36.4°C | 15.0°C | 189 mm | 71% | 0.2 m/s | 4.6 |
| 2023 | 29.9°C | 23.9°C | 18.0°C | 33.7°C | 15.5°C | 188 mm | 71% | 0.2 m/s | 4.7 |
| 2022 | 28.8°C | 24.1°C | 19.4°C | 32.4°C | 14.2°C | 341 mm | 79% | 0.2 m/s | 4.3 |
| 2021 | 30.1°C | 24.8°C | 19.4°C | 34.0°C | 14.7°C | 278 mm | 75% | 0.2 m/s | 3.7 |
| 2020 | 29.6°C | 24.3°C | 19.1°C | 33.0°C | 15.9°C | 335 mm | 75% | 0.2 m/s | 4.5 |
| 2019 | 30.5°C | 24.9°C | 19.4°C | 33.4°C | 17.8°C | 351 mm | 75% | 0.2 m/s | 3.3 |
| 2018 | 28.8°C | 23.8°C | 18.9°C | 32.4°C | 14.8°C | 180 mm | 78% | 0.2 m/s | 4.4 |
| 2017 | 29.6°C | 24.6°C | 19.7°C | 33.3°C | 16.8°C | 320 mm | 76% | 0.2 m/s | 4.4 |
| 2016 | 29.2°C | 24.3°C | 19.3°C | 32.4°C | 17.1°C | 218 mm | 78% | 0.2 m/s | 4.3 |
| 2015 | 31.1°C | 25.5°C | 19.8°C | 33.9°C | 17.4°C | 338 mm | 74% | 0.2 m/s | 4 |
| 2014 | 30.5°C | 25.1°C | 19.6°C | 34.8°C | 17.2°C | 407 mm | 73% | 0.2 m/s | 3.9 |
| 2013 | 29.0°C | 24.1°C | 19.3°C | 34.7°C | 15.4°C | 329 mm | 81% | 0.1 m/s | 4.4 |
| 2012 | 31.3°C | 25.5°C | 19.7°C | 36.3°C | 13.9°C | 229 mm | 67% | 0.2 m/s | 5.5 |
| 2011 | 30.4°C | 24.9°C | 19.4°C | 33.5°C | 16.1°C | 138 mm | 73% | 0.2 m/s | 5 |
| 2010 | 29.4°C | 24.3°C | 19.3°C | 31.5°C | 17.6°C | 314 mm | 78% | 0.2 m/s | 4 |
| 2009 | 30.7°C | 25.0°C | 19.4°C | 34.0°C | 16.8°C | 160 mm | 71% | 0.2 m/s | 4.8 |
| 2008 | 31.0°C | 25.2°C | 19.4°C | 34.9°C | 16.7°C | 284 mm | 70% | 0.2 m/s | 4.7 |
| 2007 | 31.6°C | 25.7°C | 19.8°C | 36.7°C | 16.8°C | 91 mm | 65% | 0.2 m/s | 4.8 |
| 2006 | 30.8°C | 25.0°C | 19.2°C | 35.0°C | 13.8°C | 210 mm | 69% | 0.2 m/s | 4.9 |
| 2005 | 30.5°C | 24.1°C | 17.7°C | 34.1°C | 15.3°C | 178 mm | 68% | 0.2 m/s | 4.5 |
| 2004 🌧️ | 30.4°C | 24.6°C | 18.8°C | 32.4°C | 15.4°C | 424 mm | 72% | 0.2 m/s | 4.3 |
| 2003 | 32.8°C | 26.1°C | 19.3°C | 36.2°C | 15.6°C | 75 mm | 58% | 0.2 m/s | 4.5 |
| 2002 | 30.9°C | 24.9°C | 18.8°C | 35.3°C | 14.6°C | 107 mm | 68% | 0.2 m/s | 5.1 |
| 2001 | 32.3°C | 26.2°C | 20.1°C | 36.1°C | 15.9°C | 87 mm | 63% | 0.2 m/s | 5 |
| 2000 | 31.9°C | 25.9°C | 19.9°C | 36.8°C | 16.4°C | 80 mm | 65% | 0.2 m/s | 4.8 |
| 1999 | 31.2°C | 25.5°C | 19.8°C | 35.5°C | 17.4°C | 45 mm | 69% | 0.2 m/s | 4.8 |
| 1998 🔥 | 33.1°C | 26.7°C | 20.3°C | 37.0°C | 17.0°C | 104 mm | 63% | 0.2 m/s | 5.6 |
| 1997 | 31.3°C | 25.0°C | 18.8°C | 34.5°C | 16.2°C | 174 mm | 64% | 0.3 m/s | 4.7 |
| 1996 | 31.5°C | 25.1°C | 18.8°C | 39.5°C | 16.6°C | 281 mm | 70% | 0.2 m/s | 4 |
| 1995 | 32.0°C | 26.1°C | 20.3°C | 34.8°C | 18.7°C | 291 mm | 68% | 0.2 m/s | 4.9 |
| 1994 | 32.6°C | 26.2°C | 19.8°C | 38.4°C | 17.8°C | 157 mm | 63% | 0.2 m/s | 5.2 |
| 1993 | 30.1°C | 24.3°C | 18.4°C | 34.1°C | 16.4°C | 145 mm | 70% | 0.2 m/s | 4.2 |
| 1992 | 29.8°C | 24.0°C | 18.1°C | 33.2°C | 15.4°C | 134 mm | 67% | 0.3 m/s | 4.6 |
| 1991 | 32.4°C | 25.9°C | 19.3°C | 36.3°C | 15.6°C | 41 mm | 62% | 0.2 m/s | 4.1 |
| 1990 | 30.4°C | 24.8°C | 19.2°C | 34.2°C | 16.4°C | 223 mm | 73% | 0.2 m/s | 4.9 |
| 1989 | 30.9°C | 25.0°C | 19.0°C | 33.5°C | 14.1°C | 121 mm | 70% | 0.2 m/s | 5.5 |
| 1988 | 30.7°C | 25.2°C | 19.8°C | 40.1°C | 18.0°C | 328 mm | 73% | 0.2 m/s | 4.3 |
| 1987 | 30.9°C | 24.7°C | 18.6°C | 35.0°C | 15.2°C | 110 mm | 64% | 0.3 m/s | 4.9 |
| 1986 | 31.4°C | 25.2°C | 18.9°C | 34.6°C | 15.3°C | 52 mm | 58% | 0.3 m/s | 5.8 |
| 1985 | 30.9°C | 24.9°C | 19.0°C | 34.9°C | 15.2°C | 199 mm | 66% | 0.2 m/s | 4.6 |
| 1984 | 30.2°C | 24.5°C | 18.8°C | 33.7°C | 16.6°C | 176 mm | 70% | 0.2 m/s | 4.3 |
| 1983 ❄️ | 28.8°C | 23.7°C | 18.6°C | 34.6°C | 16.1°C | 176 mm | 73% | 0.2 m/s | — |
| 1982 | 31.0°C | 25.1°C | 19.3°C | 37.2°C | 15.2°C | 105 mm | 67% | 0.2 m/s | — |
| 1981 | 29.7°C | 24.3°C | 18.9°C | 38.4°C | 17.0°C | 269 mm | 75% | 0.2 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 30.7°C with lows near 19.2°C (mean 25°C), based on 45 years of NASA POWER data.
May averages 206 mm of rainfall in Changlang, a relatively wet time of year. The wettest on record was 424 mm in 2004.
The hottest May reached 40.1°C in 1988. The coldest dipped to 13.8°C in 2006.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have held steady by about 0°C — but days and nights have moved in opposite directions. Overnight lows rose from 18.9°C to 19.2°C while daytime highs eased from 30.1°C to 29.7°C, narrowing the gap between day and night.
May is one of the warmer months of the year in Changlang and a relatively wet time of year, so plan for around 30.7°C daytime highs and 19.2°C at night.
Not quite — May is the 8th coolest month in Changlang, averaging 25°C.
For May in Changlang, pack light, breathable clothing and sun protection, with typical highs of 30.7°C and lows of 19.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 70% — moderately humid.
Average wind speed in May is 0.2 m/s. The windiest May on record averaged 0.3 m/s (1986).
The wettest May on record was 2004 with 424 mm. On average, May sees 206 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 Changlang 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.
