Tomakomai Weather in August
Average highs run from 23°C on August 1 to 22°C on August 31, and lows from 18°C to 17°C. Normal precipitation for the month is 171 mm over about 16 wet days.
August day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
August at a glance
- Average high
- 22°C
- Average low
- 18°C
- Precipitation
- 171 mm
- Reanalysis high
- 29°CAug 9, 1999
- Reanalysis low
- 13°CAug 26, 2004
- Daylight
- 14 h 29 min to 13 h 13 min
- Cloud cover
- 75%
- Humidity
- 88%
- Dew point
- 18°C
- Wind
- 11.2 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 |
|---|---|---|---|---|---|
| Aug 1 | 23°C | 18°C | 28°C 2004 | 14°C 1993 | 42% |
| Aug 2 | 23°C | 18°C | 27°C 2019 | 13°C 1993 | 42% |
| Aug 3 | 23°C | 18°C | 28°C 2019 | 13°C 1992 | 42% |
| Aug 4 | 23°C | 18°C | 27°C 1999 | 14°C 1992 | 43% |
| Aug 5 | 23°C | 18°C | 27°C 2015 | 14°C 1993 | 43% |
| Aug 6 | 23°C | 18°C | 29°C 2019 | 13°C 1993 | 43% |
| Aug 7 | 23°C | 18°C | 28°C 1994 | 13°C 1993 | 43% |
| Aug 8 | 23°C | 18°C | 27°C 1999 | 14°C 1993 | 44% |
| Aug 9 | 23°C | 18°C | 29°C 1999 | 14°C 1993 | 44% |
| Aug 10 | 23°C | 18°C | 28°C 1999 | 14°C 1998 | 43% |
| Aug 11 | 23°C | 18°C | 27°C 1999 | 15°C 1992 | 43% |
| Aug 12 | 23°C | 18°C | 28°C 2007 | 15°C 2002 | 44% |
| Aug 13 | 23°C | 18°C | 27°C 2007 | 15°C 1993 | 46% |
| Aug 14 | 22°C | 18°C | 28°C 2007 | 15°C 1993 | 46% |
| Aug 15 | 22°C | 18°C | 28°C 2007 | 15°C 1997 | 47% |
| Aug 16 | 22°C | 18°C | 26°C 2007 | 14°C 1997 | 49% |
| Aug 17 | 22°C | 18°C | 26°C 1999 | 13°C 2018 | 49% |
| Aug 18 | 22°C | 18°C | 26°C 1994 | 13°C 2018 | 48% |
| Aug 19 | 22°C | 18°C | 26°C 2020 | 15°C 2003 | 48% |
| Aug 20 | 22°C | 18°C | 26°C 2012 | 14°C 2002 | 47% |
| Aug 21 | 22°C | 18°C | 26°C 1999 | 14°C 2008 | 47% |
| Aug 22 | 22°C | 18°C | 26°C 2010 | 14°C 2002 | 47% |
| Aug 23 | 22°C | 18°C | 26°C 2012 | 14°C 2002 | 46% |
| Aug 24 | 22°C | 18°C | 24°C 2016 | 14°C 1996 | 46% |
| Aug 25 | 22°C | 18°C | 25°C 2012 | 14°C 1996 | 47% |
| Aug 26 | 22°C | 18°C | 26°C 2020 | 13°C 2004 | 48% |
| Aug 27 | 22°C | 18°C | 27°C 2012 | 14°C 2004 | 47% |
| Aug 28 | 22°C | 18°C | 26°C 2020 | 14°C 1991 | 46% |
| Aug 29 | 22°C | 18°C | 27°C 2020 | 14°C 2009 | 46% |
| Aug 30 | 22°C | 18°C | 27°C 2010 | 13°C 2017 | 47% |
| Aug 31 | 22°C | 17°C | 26°C 2010 | 14°C 2009 | 47% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+9).
- August 1
- sunrise 4:25 AM, sunset 6:54 PM
- August 31
- sunrise 4:57 AM, sunset 6:10 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.