June is one of the warmer months of the year in Samastipur, with average highs near 39.5°C and lows around 28.9°C (mean 34.2°C). It is a relatively wet time of year, averaging 151 mm of rainfall and 51% relative humidity across the period.
June is one of the warmer months of the year in Samastipur. Across 45 years of records, the warmest June in Samastipur was 1987 — when the month averaged 36.6°C — while the coldest was 2021 at 30.1°C. Typical June days reach 39.5°C with nights near 28.9°C. The long-term June temperature trend is broadly flat.
June is a relatively wet time of year in Samastipur, averaging 151 mm of rainfall. The wettest June on record was 2008 with 486 mm, while the driest was 2012 at 51 mm.
Relative humidity in Samastipur during June averages 51%. The most humid June was 2021 at 78%, and the least humid was 1987 at 38%.
June receives about 5.7 kWh/m²/day of solar energy in Samastipur. The sunniest June was 1986 at 6.9 kWh/m²/day, and the cloudiest was 2021 at 4.3.
Average wind speed in Samastipur during June is 2.9 m/s. The windiest June was 1994 at 3.6 m/s, while the calmest was 2014 at 1.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 34.5°C | 34.8°C | 33.1°C | 34.8°C | 33.4°C | -1.1°C |
| Avg High | 40.2°C | 40.2°C | 38.0°C | 40.1°C | 38.4°C | -1.8°C |
| Avg Low | 28.9°C | 29.4°C | 28.3°C | 29.4°C | 28.4°C | -0.5°C |
| Avg Rain | 122 mm | 127 mm | 215 mm | 116 mm | 187 mm | +65 mm |
June temperatures in Samastipur have fallen by about 0.5°C between 1981–1985 and 2021–2025.
June has ranged from a record low of 23.6°C (2013) to a record high of 48.1°C (1983).
Rainfall in June is a relatively wet time of year, averaging 151 mm, with a wettest year of 486 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.3°C per decade while lows rose 0°C per decade, narrowing the gap between day and night.
A quieter season to visit Samastipur
If your dates are flexible, the more temperate months of November and February tend to be the most comfortable for visiting Samastipur. That said, June — with days averaging 39.5°C and nights around 28.9°C (mean 34.2°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 | 39.4°C | 34.1°C | 28.7°C | 43.3°C | 26.3°C | 91 mm | 52% | 3.2 m/s | 5.3 |
| 2024 | 41.2°C | 35.3°C | 29.4°C | 47.2°C | 26.7°C | 92 mm | 50% | 2.6 m/s | 5.5 |
| 2023 | 42.3°C | 36.3°C | 30.3°C | 46.7°C | 27.0°C | 109 mm | 39% | 3.4 m/s | 5.9 |
| 2022 | 38.3°C | 33.0°C | 27.7°C | 42.7°C | 25.7°C | 201 mm | 57% | 2.7 m/s | 5.2 |
| 2021 ❄️ | 33.7°C | 30.1°C | 26.6°C | 38.4°C | 25.1°C | 306 mm | 78% | 2.6 m/s | 4.3 |
| 2020 | 35.2°C | 31.3°C | 27.4°C | 40.4°C | 25.1°C | 320 mm | 69% | 3 m/s | 4.6 |
| 2019 | 42.3°C | 36.5°C | 30.6°C | 47.4°C | 28.2°C | 56 mm | 43% | 3.1 m/s | 5.8 |
| 2018 | 40.4°C | 35.1°C | 29.8°C | 43.9°C | 27.3°C | 72 mm | 50% | 2.8 m/s | 5.5 |
| 2017 | 40.1°C | 34.9°C | 29.8°C | 44.0°C | 27.7°C | 94 mm | 49% | 2.4 m/s | 5.5 |
| 2016 | 39.1°C | 34.3°C | 29.5°C | 44.2°C | 27.2°C | 101 mm | 51% | 2.3 m/s | 5.8 |
| 2015 | 41.0°C | 35.4°C | 29.9°C | 47.1°C | 26.8°C | 125 mm | 45% | 2.6 m/s | 5.6 |
| 2014 | 41.1°C | 35.4°C | 29.7°C | 44.5°C | 27.7°C | 125 mm | 47% | 1.7 m/s | 5.8 |
| 2013 | 36.9°C | 32.3°C | 27.7°C | 40.5°C | 23.6°C | 138 mm | 60% | 2.4 m/s | 5 |
| 2012 | 42.3°C | 36.3°C | 30.3°C | 47.6°C | 27.6°C | 51 mm | 40% | 2.6 m/s | 5.7 |
| 2011 | 37.2°C | 32.6°C | 28.0°C | 42.8°C | 25.6°C | 321 mm | 60% | 3 m/s | 5.4 |
| 2010 | 40.7°C | 34.8°C | 28.9°C | 44.1°C | 26.8°C | 74 mm | 48% | 3 m/s | 5.8 |
| 2009 | 41.0°C | 34.9°C | 28.7°C | 43.7°C | 24.5°C | 94 mm | 42% | 2.4 m/s | 6.2 |
| 2008 🌧️ | 34.6°C | 30.9°C | 27.2°C | 41.1°C | 25.6°C | 486 mm | 72% | 2.8 m/s | 4.8 |
| 2007 | 38.7°C | 33.6°C | 28.5°C | 44.2°C | 26.4°C | 136 mm | 55% | 3.3 m/s | 5.4 |
| 2006 | 36.9°C | 32.1°C | 27.4°C | 44.6°C | 24.9°C | 198 mm | 61% | 2.2 m/s | 5.4 |
| 2005 | 42.2°C | 36.2°C | 30.3°C | 47.1°C | 27.4°C | 71 mm | 39% | 3.1 m/s | 6 |
| 2004 | 37.3°C | 32.7°C | 28.1°C | 41.8°C | 26.3°C | 205 mm | 59% | 3.2 m/s | 5.5 |
| 2003 | 39.2°C | 34.2°C | 29.3°C | 44.2°C | 26.9°C | 254 mm | 51% | 2.5 m/s | 5.4 |
| 2002 | 38.5°C | 33.4°C | 28.2°C | 42.3°C | 26.3°C | 93 mm | 54% | 2.8 m/s | 5.5 |
| 2001 | 36.1°C | 32.0°C | 27.8°C | 41.7°C | 25.7°C | 299 mm | 66% | 3.2 m/s | 5.3 |
| 2000 | 35.6°C | 31.4°C | 27.3°C | 42.2°C | 25.7°C | 317 mm | 68% | 2.7 m/s | 5 |
| 1999 | 39.3°C | 34.0°C | 28.8°C | 44.7°C | 26.4°C | 125 mm | 49% | 2.9 m/s | 4.9 |
| 1998 | 41.5°C | 35.9°C | 30.3°C | 47.9°C | 27.4°C | 62 mm | 44% | 3.3 m/s | 6.2 |
| 1997 | 41.4°C | 35.6°C | 29.7°C | 46.0°C | 25.0°C | 80 mm | 40% | 3 m/s | 6.1 |
| 1996 | 38.9°C | 34.0°C | 29.1°C | 46.0°C | 26.3°C | 191 mm | 50% | 2.7 m/s | 6.3 |
| 1995 | 40.8°C | 35.6°C | 30.5°C | 45.8°C | 26.5°C | 104 mm | 47% | 3.2 m/s | 6.1 |
| 1994 | 39.9°C | 34.8°C | 29.6°C | 45.6°C | 26.1°C | 99 mm | 49% | 3.6 m/s | 6 |
| 1993 | 41.0°C | 35.3°C | 29.6°C | 45.4°C | 26.0°C | 152 mm | 44% | 3.3 m/s | 6.2 |
| 1992 | 40.7°C | 34.4°C | 28.1°C | 44.6°C | 23.7°C | 96 mm | 44% | 2.8 m/s | 6.5 |
| 1991 | 38.6°C | 33.4°C | 28.2°C | 42.4°C | 26.5°C | 137 mm | 54% | 3 m/s | 5.6 |
| 1990 | 40.3°C | 35.0°C | 29.8°C | 46.3°C | 26.5°C | 222 mm | 50% | 2.9 m/s | 6.4 |
| 1989 | 39.2°C | 33.8°C | 28.5°C | 43.1°C | 26.5°C | 61 mm | 50% | 3.4 m/s | 6 |
| 1988 | 39.0°C | 33.7°C | 28.4°C | 44.5°C | 24.9°C | 158 mm | 52% | 3.2 m/s | 6 |
| 1987 🔥 | 42.9°C | 36.6°C | 30.2°C | 46.4°C | 25.9°C | 64 mm | 38% | 3 m/s | 6.4 |
| 1986 | 41.3°C | 35.2°C | 29.0°C | 45.4°C | 25.0°C | 95 mm | 40% | 3.2 m/s | 6.9 |
| 1985 | 41.7°C | 35.8°C | 30.0°C | 45.5°C | 27.2°C | 63 mm | 41% | 2.8 m/s | 6.5 |
| 1984 | 35.5°C | 31.5°C | 27.4°C | 44.9°C | 25.6°C | 298 mm | 69% | 3.3 m/s | 5.1 |
| 1983 | 42.0°C | 36.0°C | 30.0°C | 48.1°C | 27.2°C | 113 mm | 38% | 2.9 m/s | — |
| 1982 | 39.4°C | 33.9°C | 28.4°C | 44.4°C | 25.7°C | 157 mm | 52% | 2.4 m/s | — |
| 1981 | 40.6°C | 34.4°C | 28.2°C | 45.8°C | 25.8°C | 87 mm | 46% | 2.9 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 39.5°C with lows near 28.9°C (mean 34.2°C), based on 45 years of NASA POWER data.
June averages 151 mm of rainfall in Samastipur, a relatively wet time of year. The wettest on record was 486 mm in 2008.
The hottest June reached 48.1°C in 1983. The coldest dipped to 23.6°C in 2013.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have fallen by about 0.5°C. Daytime highs moved from 39.8°C to 39°C and overnight lows from 28.8°C to 28.5°C over the same span.
June is one of the warmer months of the year in Samastipur and a relatively wet time of year, so plan for around 39.5°C daytime highs and 28.9°C at night.
Not quite — June is the 12th coolest month in Samastipur, averaging 34.2°C.
For June in Samastipur, pack light, breathable clothing and sun protection, with typical highs of 39.5°C and lows of 28.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in June averages 51% — relatively dry.
Average wind speed in June is 2.9 m/s. The windiest June on record averaged 3.6 m/s (1994).
The wettest June on record was 2008 with 486 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 Samastipur 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.
