June is one of the warmer months of the year in East Sikkim, with average highs near 17.9°C and lows around 9°C (mean 13.5°C). It is a relatively wet time of year, averaging 171 mm of rainfall and 83% relative humidity across the period.
June is one of the warmer months of the year in East Sikkim. Across 45 years of records, the warmest June in East Sikkim was 1995 — when the month averaged 14.6°C — while the coldest was 1989 at 12.5°C. Typical June days reach 17.9°C with nights near 9°C. The long-term June temperature trend is broadly flat.
June is a relatively wet time of year in East Sikkim, averaging 171 mm of rainfall. The wettest June on record was 2024 with 606 mm, while the driest was 1992 at 53 mm.
Relative humidity in East Sikkim during June averages 83%. The most humid June was 2022 at 91%, and the least humid was 1992 at 76%.
June receives about 4.6 kWh/m²/day of solar energy in East Sikkim. The sunniest June was 1989 at 5.8 kWh/m²/day, and the cloudiest was 2022 at 3.7.
Average wind speed in East Sikkim during June is 1.9 m/s. The windiest June was 2004 at 2.2 m/s, while the calmest was 2025 at 1.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 13.3°C | 13.7°C | 13.5°C | 13.5°C | 13.3°C | 0°C |
| Avg High | 18.1°C | 18.5°C | 18.1°C | 17.7°C | 17.0°C | -1.1°C |
| Avg Low | 8.5°C | 8.8°C | 8.9°C | 9.4°C | 9.5°C | +1°C |
| Avg Rain | 137 mm | 107 mm | 112 mm | 186 mm | 397 mm | +260 mm |
June temperatures in East Sikkim have stayed relatively stable across the record.
June has ranged from a record low of 3.1°C (1986) to a record high of 23.5°C (1988).
Rainfall in June is a relatively wet time of year, averaging 171 mm, with a wettest year of 606 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.3°C per decade while lows rose 0.3°C per decade, narrowing the gap between day and night.
One of the best times to visit East Sikkim
June is one of the best times to visit East Sikkim. Expect days averaging 17.9°C and nights around 9°C (mean 13.5°C) — warmer than East Sikkim's yearly average — with higher rainfall (171 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 17.8°C | 13.5°C | 9.2°C | 21.2°C | 6.1°C | 226 mm | 85% | 1.7 m/s | 4.6 |
| 2024 🌧️ | 17.3°C | 13.8°C | 10.3°C | 18.8°C | 6.7°C | 606 mm | 90% | 2 m/s | 3.9 |
| 2023 | 17.6°C | 13.4°C | 9.1°C | 20.4°C | 5.2°C | 321 mm | 84% | 1.8 m/s | 4.4 |
| 2022 | 16.3°C | 13.0°C | 9.6°C | 17.6°C | 7.0°C | 481 mm | 91% | 1.9 m/s | 3.7 |
| 2021 | 16.7°C | 13.1°C | 9.4°C | 18.2°C | 6.1°C | 371 mm | 90% | 1.8 m/s | 4.1 |
| 2020 | 16.4°C | 12.8°C | 9.2°C | 18.7°C | 5.3°C | 377 mm | 89% | 2 m/s | 3.8 |
| 2019 | 17.4°C | 13.2°C | 9.1°C | 20.3°C | 4.7°C | 222 mm | 87% | 1.8 m/s | 4.6 |
| 2018 | 17.0°C | 13.3°C | 9.6°C | 19.0°C | 7.1°C | 212 mm | 88% | 1.8 m/s | 4.2 |
| 2017 | 17.4°C | 13.4°C | 9.4°C | 20.3°C | 7.4°C | 191 mm | 86% | 1.9 m/s | 4.5 |
| 2016 | 16.6°C | 13.1°C | 9.7°C | 18.7°C | 6.8°C | 283 mm | 90% | 1.9 m/s | 4.2 |
| 2015 | 17.6°C | 13.6°C | 9.5°C | 19.6°C | 6.0°C | 179 mm | 85% | 2.1 m/s | 4.2 |
| 2014 | 18.1°C | 13.9°C | 9.8°C | 19.5°C | 7.6°C | 167 mm | 85% | 1.9 m/s | 4.4 |
| 2013 | 18.3°C | 14.0°C | 9.6°C | 21.9°C | 6.6°C | 172 mm | 84% | 1.8 m/s | 4.4 |
| 2012 | 18.8°C | 14.1°C | 9.5°C | 21.6°C | 5.9°C | 109 mm | 81% | 2.1 m/s | 4.1 |
| 2011 | 17.6°C | 13.2°C | 8.8°C | 19.6°C | 4.7°C | 168 mm | 83% | 1.9 m/s | 4.4 |
| 2010 | 17.7°C | 13.4°C | 9.0°C | 19.3°C | 5.7°C | 157 mm | 84% | 2.1 m/s | 4.5 |
| 2009 | 17.8°C | 13.2°C | 8.5°C | 19.8°C | 5.4°C | 54 mm | 82% | 1.9 m/s | 4.5 |
| 2008 | 17.7°C | 13.5°C | 9.4°C | 20.1°C | 6.6°C | 191 mm | 86% | 1.9 m/s | 4 |
| 2007 | 18.0°C | 13.3°C | 8.7°C | 22.3°C | 5.0°C | 101 mm | 82% | 2 m/s | 4.4 |
| 2006 | 17.8°C | 13.3°C | 8.8°C | 19.8°C | 4.8°C | 109 mm | 82% | 2 m/s | 4.2 |
| 2005 | 18.7°C | 13.6°C | 8.4°C | 22.1°C | 4.3°C | 77 mm | 77% | 1.9 m/s | 4.3 |
| 2004 | 17.6°C | 13.3°C | 9.1°C | 19.8°C | 5.6°C | 109 mm | 84% | 2.2 m/s | 4.1 |
| 2003 | 18.2°C | 13.5°C | 8.8°C | 19.9°C | 6.3°C | 146 mm | 81% | 2 m/s | 3.9 |
| 2002 | 18.2°C | 13.8°C | 9.4°C | 20.6°C | 7.6°C | 99 mm | 83% | 2 m/s | 4.4 |
| 2001 | 18.5°C | 13.6°C | 8.8°C | 20.9°C | 6.8°C | 117 mm | 83% | 1.9 m/s | 4.7 |
| 2000 | 18.1°C | 13.8°C | 9.4°C | 20.5°C | 6.3°C | 120 mm | 84% | 2 m/s | 4.3 |
| 1999 | 18.1°C | 13.5°C | 8.9°C | 20.1°C | 3.7°C | 114 mm | 80% | 1.9 m/s | 4.8 |
| 1998 | 19.0°C | 14.2°C | 9.3°C | 20.9°C | 4.6°C | 125 mm | 81% | 1.9 m/s | 5.3 |
| 1997 | 18.2°C | 13.3°C | 8.3°C | 19.9°C | 4.7°C | 112 mm | 78% | 2 m/s | 5.5 |
| 1996 | 17.9°C | 13.2°C | 8.5°C | 20.6°C | 4.0°C | 88 mm | 80% | 2 m/s | 5.4 |
| 1995 🔥 | 19.1°C | 14.6°C | 10.1°C | 21.0°C | 7.9°C | 75 mm | 83% | 2.1 m/s | 5 |
| 1994 | 18.9°C | 14.0°C | 9.2°C | 21.9°C | 6.7°C | 124 mm | 80% | 1.8 m/s | 4.9 |
| 1993 | 18.4°C | 13.3°C | 8.3°C | 20.7°C | 5.4°C | 106 mm | 79% | 1.9 m/s | 5 |
| 1992 | 18.3°C | 13.0°C | 7.7°C | 20.3°C | 3.1°C | 53 mm | 76% | 2 m/s | 5.3 |
| 1991 | 18.1°C | 13.4°C | 8.6°C | 19.8°C | 4.3°C | 164 mm | 82% | 1.9 m/s | 4.9 |
| 1990 | 19.3°C | 14.4°C | 9.5°C | 22.1°C | 7.4°C | 113 mm | 82% | 2 m/s | 5.1 |
| 1989 ❄️ | 17.0°C | 12.5°C | 8.1°C | 18.7°C | 5.2°C | 186 mm | 85% | 1.8 m/s | 5.8 |
| 1988 | 19.0°C | 13.8°C | 8.6°C | 23.5°C | 5.7°C | 98 mm | 78% | 1.8 m/s | 5.2 |
| 1987 | 19.0°C | 13.9°C | 8.9°C | 20.7°C | 6.7°C | 101 mm | 79% | 2 m/s | 5.1 |
| 1986 | 18.1°C | 13.0°C | 8.0°C | 20.9°C | 3.1°C | 150 mm | 77% | 1.9 m/s | 5.5 |
| 1985 | 18.4°C | 13.5°C | 8.5°C | 20.0°C | 5.6°C | 118 mm | 80% | 2.1 m/s | 5.4 |
| 1984 | 18.0°C | 13.7°C | 9.3°C | 22.5°C | 7.4°C | 205 mm | 84% | 1.8 m/s | 5 |
| 1983 | 18.3°C | 13.0°C | 7.8°C | 20.0°C | 4.6°C | 79 mm | 77% | 2.1 m/s | — |
| 1982 | 17.6°C | 13.0°C | 8.5°C | 19.8°C | 6.6°C | 144 mm | 83% | 2 m/s | — |
| 1981 | 17.3°C | 13.0°C | 8.7°C | 19.3°C | 4.0°C | 155 mm | 84% | 1.8 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 17.9°C with lows near 9°C (mean 13.5°C), based on 45 years of NASA POWER data.
June averages 171 mm of rainfall in East Sikkim, a relatively wet time of year. The wettest on record was 606 mm in 2024.
The hottest June reached 23.5°C in 1988. The coldest dipped to 3.1°C in 1986.
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 8.6°C to 9.5°C while daytime highs eased from 17.9°C to 17.1°C, narrowing the gap between day and night.
June is one of the warmer months of the year in East Sikkim and a relatively wet time of year, so plan for around 17.9°C daytime highs and 9°C at night.
Not quite — June is the 10th coolest month in East Sikkim, averaging 13.5°C.
For June in East Sikkim, pack light layers you can adjust through the day, with typical highs of 17.9°C and lows of 9°C. Bring an umbrella or light rain jacket too.
Relative humidity in June averages 83% — quite humid.
Average wind speed in June is 1.9 m/s. The windiest June on record averaged 2.2 m/s (2004).
The wettest June on record was 2024 with 606 mm. On average, June sees 171 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 East Sikkim 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.
