June is one of the warmer months of the year in Upper Siang, with average highs near 25.8°C and lows around 17.1°C (mean 21.5°C). It is a relatively wet time of year, averaging 387 mm of rainfall and 82% relative humidity across the period.
June is one of the warmer months of the year in Upper Siang. Across 45 years of records, the warmest June in Upper Siang was 2013 — when the month averaged 22.7°C — while the coldest was 1997 at 20.2°C. Typical June days reach 25.8°C with nights near 17.1°C. The long-term June temperature trend is broadly flat.
June is a relatively wet time of year in Upper Siang, averaging 387 mm of rainfall. The wettest June on record was 2022 with 867 mm, while the driest was 1988 at 159 mm.
Relative humidity in Upper Siang during June averages 82%. The most humid June was 2022 at 89%, and the least humid was 2005 at 76%.
June receives about 3.9 kWh/m²/day of solar energy in Upper Siang. The sunniest Junes were 1988 and 1995 at 4.9 kWh/m²/day, and the cloudiest was 2022 at 2.8.
Average wind speed in Upper Siang during June is 0.3 m/s. The windiest Junes were 2016, 2017 and 2025, among others at 0.3 m/s, while the calmest were 2022, 2023 and 2024, among others at 0.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 21.5°C | 21.2°C | 21.6°C | 21.6°C | 21.4°C | -0.1°C |
| Avg High | 26.1°C | 25.6°C | 26.3°C | 25.6°C | 25.3°C | -0.8°C |
| Avg Low | 16.9°C | 16.7°C | 17.0°C | 17.6°C | 17.5°C | +0.6°C |
| Avg Rain | 296 mm | 395 mm | 323 mm | 392 mm | 612 mm | +317 mm |
June temperatures in Upper Siang have stayed relatively stable across the record.
June has ranged from a record low of 12.6°C (1993) to a record high of 33.2°C (2013).
Rainfall in June is a relatively wet time of year, averaging 387 mm, with a wettest year of 867 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.1°C per decade while lows rose 0.2°C per decade, narrowing the gap between day and night.
A good time to visit Upper Siang
June is a good time to visit Upper Siang, with days averaging 25.8°C and nights around 17.1°C (mean 21.5°C, warmer than Upper Siang's yearly average) and higher rainfall. October and May are marginally more temperate, but June still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 26.5°C | 22.4°C | 18.3°C | 29.9°C | 15.5°C | 315 mm | 83% | 0.3 m/s | 4.6 |
| 2024 | 25.5°C | 21.5°C | 17.5°C | 29.5°C | 14.7°C | 778 mm | 85% | 0.2 m/s | 3.2 |
| 2023 | 25.5°C | 21.2°C | 16.9°C | 29.2°C | 14.3°C | 413 mm | 83% | 0.2 m/s | 4.1 |
| 2022 🌧️ | 24.0°C | 20.6°C | 17.3°C | 27.2°C | 15.2°C | 867 mm | 89% | 0.2 m/s | 2.8 |
| 2021 | 25.4°C | 21.5°C | 17.6°C | 27.9°C | 13.9°C | 559 mm | 86% | 0.2 m/s | 3.7 |
| 2020 | 24.7°C | 21.0°C | 17.3°C | 28.1°C | 13.3°C | 743 mm | 88% | 0.2 m/s | 3.1 |
| 2019 | 26.5°C | 22.2°C | 17.9°C | 30.2°C | 15.1°C | 373 mm | 83% | 0.2 m/s | 4.3 |
| 2018 | 26.2°C | 22.1°C | 17.9°C | 29.6°C | 15.3°C | 326 mm | 83% | 0.2 m/s | 4.1 |
| 2017 | 25.1°C | 21.4°C | 17.7°C | 29.4°C | 15.5°C | 521 mm | 85% | 0.3 m/s | 4 |
| 2016 | 25.4°C | 21.6°C | 17.8°C | 27.8°C | 15.7°C | 401 mm | 85% | 0.3 m/s | 3.9 |
| 2015 | 24.0°C | 20.5°C | 16.9°C | 29.1°C | 13.5°C | 530 mm | 88% | 0.2 m/s | 3.4 |
| 2014 | 25.9°C | 22.0°C | 18.1°C | 31.2°C | 16.1°C | 335 mm | 84% | 0.2 m/s | 3.9 |
| 2013 🔥 | 27.0°C | 22.7°C | 18.4°C | 33.2°C | 16.9°C | 323 mm | 80% | 0.3 m/s | 4.7 |
| 2012 | 25.0°C | 21.1°C | 17.3°C | 28.6°C | 15.3°C | 455 mm | 85% | 0.2 m/s | 3 |
| 2011 | 26.3°C | 21.7°C | 17.1°C | 31.0°C | 14.8°C | 268 mm | 79% | 0.3 m/s | 4.1 |
| 2010 | 24.2°C | 20.3°C | 16.4°C | 27.8°C | 14.3°C | 387 mm | 85% | 0.2 m/s | 3.2 |
| 2009 | 26.5°C | 21.6°C | 16.8°C | 29.6°C | 14.4°C | 316 mm | 79% | 0.3 m/s | 4.1 |
| 2008 | 25.8°C | 21.4°C | 17.0°C | 28.8°C | 14.5°C | 489 mm | 81% | 0.3 m/s | 3.9 |
| 2007 | 26.2°C | 21.2°C | 16.3°C | 30.7°C | 15.2°C | 364 mm | 79% | 0.3 m/s | 3.8 |
| 2006 | 25.9°C | 21.4°C | 16.9°C | 28.8°C | 14.5°C | 384 mm | 81% | 0.3 m/s | 3.5 |
| 2005 | 27.2°C | 22.1°C | 16.9°C | 31.2°C | 13.6°C | 281 mm | 76% | 0.3 m/s | 4.2 |
| 2004 | 25.3°C | 20.9°C | 16.5°C | 27.8°C | 13.0°C | 323 mm | 82% | 0.3 m/s | 3.3 |
| 2003 | 25.6°C | 21.4°C | 17.2°C | 30.3°C | 14.8°C | 294 mm | 81% | 0.2 m/s | 3.4 |
| 2002 | 26.6°C | 21.8°C | 17.1°C | 29.7°C | 14.7°C | 236 mm | 80% | 0.3 m/s | 4 |
| 2001 | 27.3°C | 22.3°C | 17.3°C | 30.6°C | 14.2°C | 242 mm | 78% | 0.3 m/s | 4.6 |
| 2000 | 27.0°C | 22.3°C | 17.6°C | 31.3°C | 14.8°C | 296 mm | 80% | 0.3 m/s | 3.9 |
| 1999 | 27.0°C | 22.3°C | 17.7°C | 31.1°C | 14.1°C | 275 mm | 79% | 0.3 m/s | 4.3 |
| 1998 | 25.3°C | 21.3°C | 17.2°C | 28.1°C | 13.2°C | 618 mm | 85% | 0.2 m/s | 4.5 |
| 1997 ❄️ | 24.6°C | 20.2°C | 15.8°C | 28.5°C | 13.3°C | 408 mm | 84% | 0.2 m/s | 4.8 |
| 1996 | 25.4°C | 20.6°C | 15.7°C | 30.2°C | 12.7°C | 199 mm | 78% | 0.3 m/s | 4.1 |
| 1995 | 25.5°C | 21.5°C | 17.6°C | 29.3°C | 15.4°C | 450 mm | 84% | 0.2 m/s | 4.9 |
| 1994 | 26.4°C | 21.6°C | 16.8°C | 29.8°C | 14.1°C | 342 mm | 79% | 0.3 m/s | 3.7 |
| 1993 | 24.9°C | 20.4°C | 15.9°C | 29.6°C | 12.6°C | 372 mm | 83% | 0.2 m/s | 3.8 |
| 1992 | 25.8°C | 20.9°C | 15.9°C | 29.4°C | 13.1°C | 300 mm | 78% | 0.3 m/s | 4 |
| 1991 | 26.2°C | 21.7°C | 17.1°C | 29.0°C | 13.8°C | 447 mm | 81% | 0.2 m/s | 4 |
| 1990 | 25.2°C | 21.0°C | 16.8°C | 28.9°C | 13.5°C | 535 mm | 83% | 0.2 m/s | 4.3 |
| 1989 | 26.3°C | 21.4°C | 16.5°C | 29.9°C | 13.7°C | 272 mm | 79% | 0.3 m/s | 3.9 |
| 1988 | 26.7°C | 22.0°C | 17.3°C | 30.5°C | 15.2°C | 159 mm | 81% | 0.3 m/s | 4.9 |
| 1987 | 26.9°C | 22.2°C | 17.4°C | 30.6°C | 15.1°C | 181 mm | 80% | 0.2 m/s | 3.3 |
| 1986 | 26.8°C | 21.8°C | 16.8°C | 29.5°C | 13.2°C | 308 mm | 77% | 0.3 m/s | 3.9 |
| 1985 | 25.5°C | 21.1°C | 16.8°C | 29.5°C | 14.7°C | 389 mm | 82% | 0.3 m/s | 3.3 |
| 1984 | 26.4°C | 22.0°C | 17.5°C | 31.5°C | 16.1°C | 333 mm | 81% | 0.3 m/s | 4.1 |
| 1983 | 25.5°C | 20.9°C | 16.3°C | 29.3°C | 12.9°C | 227 mm | 80% | 0.3 m/s | — |
| 1982 | 24.1°C | 20.3°C | 16.5°C | 27.7°C | 14.4°C | 337 mm | 85% | 0.2 m/s | — |
| 1981 | 26.3°C | 21.8°C | 17.3°C | 29.4°C | 13.9°C | 457 mm | 81% | 0.3 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 25.8°C with lows near 17.1°C (mean 21.5°C), based on 45 years of NASA POWER data.
June averages 387 mm of rainfall in Upper Siang, a relatively wet time of year. The wettest on record was 867 mm in 2022.
The hottest June reached 33.2°C in 2013. The coldest dipped to 12.6°C in 1993.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have risen by about 0.2°C — but days and nights have moved in opposite directions. Overnight lows rose from 16.9°C to 17.5°C while daytime highs eased from 25.6°C to 25.4°C, narrowing the gap between day and night.
June is one of the warmer months of the year in Upper Siang and a relatively wet time of year, so plan for around 25.8°C daytime highs and 17.1°C at night.
Not quite — June is the 10th coolest month in Upper Siang, averaging 21.5°C.
For June in Upper Siang, pack light layers you can adjust through the day, with typical highs of 25.8°C and lows of 17.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in June averages 82% — quite humid.
Average wind speed in June is 0.3 m/s. The windiest June on record averaged 0.3 m/s (1981).
The wettest June on record was 2022 with 867 mm. On average, June sees 387 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 June, 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 June specifically, along with year-by-year records and how the month has changed over the decades.
