June is one of the warmer months of the year in Jamui, with average highs near 38.4°C and lows around 28.1°C (mean 33.3°C). It is a relatively wet time of year, averaging 151 mm of rainfall and 56% relative humidity across the period.
June is one of the warmer months of the year in Jamui. Across 45 years of records, the warmest Junes in Jamui were 2005 and 2012 — when the month averaged 35.8°C — while the coldest was 2021 at 30°C. Typical June days reach 38.4°C with nights near 28.1°C. The long-term June temperature trend is broadly flat.
June is a relatively wet time of year in Jamui, averaging 151 mm of rainfall. The wettest June on record was 2008 with 380 mm, while the driest was 1987 at 62 mm.
Relative humidity in Jamui during June averages 56%. The most humid June was 2021 at 76%, and the least humid were 1983 and 2005 at 42%.
June receives about 5.5 kWh/m²/day of solar energy in Jamui. The sunniest June was 1986 at 6.5 kWh/m²/day, and the cloudiest was 2021 at 4.3.
Average wind speed in Jamui during June is 2.8 m/s. The windiest June was 1994 at 3.5 m/s, while the calmest was 2014 at 2.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 33.4°C | 33.6°C | 32.6°C | 33.8°C | 32.9°C | -0.5°C |
| Avg High | 38.9°C | 38.9°C | 37.3°C | 39.0°C | 37.9°C | -1°C |
| Avg Low | 28.0°C | 28.3°C | 27.8°C | 28.6°C | 27.9°C | -0.1°C |
| Avg Rain | 126 mm | 140 mm | 190 mm | 123 mm | 190 mm | +64 mm |
June temperatures in Jamui have stayed relatively stable across the record.
June has ranged from a record low of 22.8°C (2013) to a record high of 47.3°C (1983).
Rainfall in June is a relatively wet time of year, averaging 151 mm, with a wettest year of 380 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.1°C per decade while lows rose 0.1°C per decade, narrowing the gap between day and night.
A quieter season to visit Jamui
If your dates are flexible, the more temperate months of November and February tend to be the most comfortable for visiting Jamui. That said, June — with days averaging 38.4°C and nights around 28.1°C (mean 33.3°C) and higher rainfall (151 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 37.6°C | 32.6°C | 27.6°C | 42.4°C | 26.3°C | 152 mm | 58% | 2.7 m/s | 5.1 |
| 2024 | 41.4°C | 35.4°C | 29.4°C | 46.3°C | 27.2°C | 72 mm | 49% | 2.5 m/s | 5.7 |
| 2023 | 41.3°C | 35.3°C | 29.4°C | 45.9°C | 25.9°C | 161 mm | 43% | 3.2 m/s | 5.7 |
| 2022 | 38.4°C | 33.1°C | 27.9°C | 43.4°C | 25.7°C | 163 mm | 57% | 2.6 m/s | 5.4 |
| 2021 ❄️ | 33.7°C | 30.0°C | 26.3°C | 39.5°C | 24.2°C | 347 mm | 76% | 2.4 m/s | 4.3 |
| 2020 | 35.1°C | 31.0°C | 26.9°C | 39.3°C | 24.7°C | 246 mm | 69% | 2.7 m/s | 4.7 |
| 2019 | 40.7°C | 34.9°C | 29.1°C | 46.1°C | 26.8°C | 83 mm | 51% | 2.9 m/s | 5.6 |
| 2018 | 38.8°C | 33.7°C | 28.5°C | 43.7°C | 26.2°C | 107 mm | 56% | 2.8 m/s | 5.2 |
| 2017 | 39.2°C | 34.1°C | 28.9°C | 44.4°C | 27.4°C | 73 mm | 53% | 2.6 m/s | 5.4 |
| 2016 | 38.4°C | 33.3°C | 28.3°C | 44.6°C | 26.9°C | 120 mm | 56% | 2.7 m/s | 5.8 |
| 2015 | 39.8°C | 34.2°C | 28.6°C | 47.0°C | 24.0°C | 133 mm | 51% | 3 m/s | 5.4 |
| 2014 | 39.7°C | 34.3°C | 28.9°C | 44.1°C | 26.5°C | 100 mm | 54% | 2.1 m/s | 5.7 |
| 2013 | 35.1°C | 31.1°C | 27.1°C | 38.5°C | 22.8°C | 121 mm | 68% | 2.2 m/s | 5 |
| 2012 | 41.7°C | 35.8°C | 30.0°C | 46.6°C | 27.0°C | 68 mm | 44% | 2.7 m/s | 5.4 |
| 2011 | 36.6°C | 32.2°C | 27.8°C | 43.0°C | 25.2°C | 333 mm | 63% | 3.1 m/s | 4.9 |
| 2010 | 39.7°C | 34.0°C | 28.3°C | 44.5°C | 26.4°C | 96 mm | 52% | 2.7 m/s | 5.6 |
| 2009 | 40.7°C | 34.5°C | 28.4°C | 44.5°C | 25.0°C | 70 mm | 44% | 2.5 m/s | 6.2 |
| 2008 🌧️ | 34.3°C | 30.5°C | 26.8°C | 41.6°C | 25.4°C | 380 mm | 73% | 2.6 m/s | 4.7 |
| 2007 | 38.2°C | 33.2°C | 28.2°C | 44.3°C | 26.0°C | 98 mm | 58% | 3.1 m/s | 5.3 |
| 2006 | 34.8°C | 30.7°C | 26.5°C | 41.9°C | 25.1°C | 283 mm | 70% | 2.2 m/s | 5.4 |
| 2005 🔥 | 41.8°C | 35.8°C | 29.8°C | 45.6°C | 26.6°C | 72 mm | 42% | 2.9 m/s | 5.9 |
| 2004 | 36.7°C | 32.2°C | 27.7°C | 42.8°C | 25.9°C | 210 mm | 62% | 3 m/s | 5.3 |
| 2003 | 38.9°C | 33.9°C | 28.8°C | 45.0°C | 26.0°C | 160 mm | 55% | 2.5 m/s | 5.2 |
| 2002 | 38.0°C | 32.9°C | 27.9°C | 43.3°C | 26.2°C | 98 mm | 58% | 2.6 m/s | 5.3 |
| 2001 | 34.4°C | 30.6°C | 26.7°C | 40.1°C | 25.1°C | 303 mm | 73% | 3 m/s | 4.9 |
| 2000 | 35.5°C | 31.2°C | 27.0°C | 41.1°C | 25.5°C | 225 mm | 69% | 2.8 m/s | 5.3 |
| 1999 | 37.5°C | 32.5°C | 27.4°C | 42.8°C | 25.8°C | 126 mm | 57% | 2.8 m/s | 4.8 |
| 1998 | 40.0°C | 34.6°C | 29.2°C | 47.3°C | 26.6°C | 92 mm | 49% | 3 m/s | 5.8 |
| 1997 | 40.1°C | 34.6°C | 29.1°C | 44.7°C | 25.4°C | 153 mm | 45% | 3.1 m/s | 6 |
| 1996 | 37.7°C | 32.8°C | 27.9°C | 44.9°C | 25.5°C | 200 mm | 57% | 3 m/s | 5.5 |
| 1995 | 39.9°C | 34.7°C | 29.5°C | 46.6°C | 25.5°C | 141 mm | 52% | 2.9 m/s | 5.4 |
| 1994 | 38.4°C | 33.3°C | 28.2°C | 45.7°C | 26.0°C | 122 mm | 58% | 3.5 m/s | 5.5 |
| 1993 | 39.6°C | 34.1°C | 28.6°C | 44.9°C | 26.2°C | 132 mm | 50% | 3 m/s | 5.8 |
| 1992 | 39.7°C | 33.6°C | 27.4°C | 44.4°C | 24.3°C | 98 mm | 49% | 2.7 m/s | 6.1 |
| 1991 | 37.7°C | 32.7°C | 27.6°C | 42.2°C | 26.2°C | 118 mm | 57% | 2.9 m/s | 5.7 |
| 1990 | 38.6°C | 33.3°C | 28.1°C | 44.4°C | 26.0°C | 218 mm | 58% | 3.1 m/s | 5.8 |
| 1989 | 37.6°C | 32.5°C | 27.3°C | 42.1°C | 25.3°C | 92 mm | 58% | 3.2 m/s | 5.9 |
| 1988 | 36.8°C | 32.1°C | 27.5°C | 44.3°C | 24.7°C | 191 mm | 61% | 3 m/s | 5.2 |
| 1987 | 42.2°C | 35.7°C | 29.3°C | 45.8°C | 26.0°C | 62 mm | 43% | 2.8 m/s | 6 |
| 1986 | 39.7°C | 33.7°C | 27.7°C | 45.6°C | 24.6°C | 79 mm | 48% | 3.2 m/s | 6.5 |
| 1985 | 40.4°C | 34.7°C | 29.0°C | 44.9°C | 27.0°C | 86 mm | 47% | 2.6 m/s | 6.2 |
| 1984 | 34.1°C | 30.4°C | 26.7°C | 44.6°C | 24.9°C | 275 mm | 73% | 3.2 m/s | 4.4 |
| 1983 | 41.3°C | 35.3°C | 29.4°C | 47.3°C | 26.7°C | 96 mm | 42% | 2.9 m/s | — |
| 1982 | 38.4°C | 33.0°C | 27.6°C | 44.1°C | 25.9°C | 161 mm | 56% | 2.5 m/s | — |
| 1981 | 39.4°C | 33.3°C | 27.2°C | 44.8°C | 25.6°C | 95 mm | 52% | 3 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 38.4°C with lows near 28.1°C (mean 33.3°C), based on 45 years of NASA POWER data.
June averages 151 mm of rainfall in Jamui, a relatively wet time of year. The wettest on record was 380 mm in 2008.
The hottest June reached 47.3°C in 1983. The coldest dipped to 22.8°C in 2013.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have held steady by about 0°C — but days and nights have moved in opposite directions. Overnight lows rose from 28°C to 28.1°C while daytime highs eased from 38.7°C to 38.5°C, narrowing the gap between day and night.
June is one of the warmer months of the year in Jamui and a relatively wet time of year, so plan for around 38.4°C daytime highs and 28.1°C at night.
Not quite — June is the 11th coolest month in Jamui, averaging 33.3°C.
For June in Jamui, pack light, breathable clothing and sun protection, with typical highs of 38.4°C and lows of 28.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in June averages 56% — moderately humid.
Average wind speed in June is 2.8 m/s. The windiest June on record averaged 3.5 m/s (1994).
The wettest June on record was 2008 with 380 mm. On average, June sees 151 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 Jamui 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.
