Grignon Weather in June
Average highs run from 17°C on June 1 to 20°C on June 30, and lows from 7°C to 10°C. Normal precipitation for the month is 88 mm over about 15 wet days.
June day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
June at a glance
- Average high
- 18°C
- Average low
- 8°C
- Precipitation
- 88 mm
- Reanalysis high
- 33°CJun 27, 2019
- Reanalysis low
- -2°CJun 1, 2006
- Daylight
- 15 h 27 min to 15 h 40 min
- Cloud cover
- 65%
- Humidity
- 75%
- Dew point
- 8°C
- Wind
- 5.8 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Reanalysis high | Reanalysis low | Chance wet |
|---|---|---|---|---|---|
| Jun 1 | 17°C | 7°C | 25°C 1994 | -2°C 2006 | 58% |
| Jun 2 | 17°C | 7°C | 23°C 1999 | -1°C 2006 | 58% |
| Jun 3 | 17°C | 7°C | 22°C 2000 | -1°C 2006 | 58% |
| Jun 4 | 17°C | 7°C | 24°C 2019 | -1°C 2001 | 59% |
| Jun 5 | 17°C | 7°C | 24°C 1998 | 2°C 1994 | 59% |
| Jun 6 | 17°C | 7°C | 29°C 2015 | 0°C 1994 | 59% |
| Jun 7 | 17°C | 7°C | 24°C 1996 | 3°C 1992 | 59% |
| Jun 8 | 17°C | 7°C | 25°C 2014 | 1°C 2005 | 58% |
| Jun 9 | 17°C | 8°C | 27°C 2014 | 2°C 1994 | 58% |
| Jun 10 | 18°C | 8°C | 25°C 2003 | 0°C 1994 | 57% |
| Jun 11 | 18°C | 8°C | 28°C 2003 | 1°C 1994 | 56% |
| Jun 12 | 18°C | 8°C | 27°C 2003 | 0°C 1994 | 54% |
| Jun 13 | 18°C | 8°C | 27°C 2003 | -1°C 1998 | 53% |
| Jun 14 | 18°C | 8°C | 26°C 2003 | 2°C 2004 | 51% |
| Jun 15 | 18°C | 8°C | 24°C 2002 | 2°C 1995 | 50% |
| Jun 16 | 18°C | 8°C | 25°C 2002 | 4°C 1998 | 47% |
| Jun 17 | 19°C | 9°C | 27°C 2002 | 2°C 1998 | 47% |
| Jun 18 | 19°C | 9°C | 27°C 2002 | 3°C 1991 | 45% |
| Jun 19 | 19°C | 9°C | 26°C 2002 | 2°C 1991 | 44% |
| Jun 20 | 19°C | 9°C | 25°C 1998 | 2°C 1992 | 43% |
| Jun 21 | 19°C | 9°C | 25°C 1998 | 1°C 1992 | 42% |
| Jun 22 | 19°C | 9°C | 27°C 2003 | 2°C 1999 | 42% |
| Jun 23 | 19°C | 9°C | 27°C 2016 | 1°C 1996 | 41% |
| Jun 24 | 20°C | 9°C | 27°C 2020 | 1°C 1995 | 41% |
| Jun 25 | 20°C | 10°C | 29°C 2019 | 3°C 1997 | 41% |
| Jun 26 | 20°C | 10°C | 31°C 2019 | 3°C 2013 | 42% |
| Jun 27 | 20°C | 10°C | 33°C 2019 | 4°C 2013 | 42% |
| Jun 28 | 20°C | 10°C | 30°C 2019 | 4°C 2013 | 42% |
| Jun 29 | 20°C | 10°C | 28°C 2019 | 4°C 2002 | 43% |
| Jun 30 | 20°C | 10°C | 27°C 2003 | 2°C 1991 | 44% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+2).
- June 1
- sunrise 5:49 AM, sunset 9:16 PM
- June 30
- sunrise 5:48 AM, sunset 9:28 PM
Other months
Sources
Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-29. Sun and moon: computed with the NOAA solar equations and Meeus.