Whyalla Weather in January
Average highs run from 30°C on January 1 to 31°C on January 31, and lows from 18°C to 20°C. Normal precipitation for the month is 19 mm over about 3 wet days.
January day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
January at a glance
- Average high
- 31°C
- Average low
- 19°C
- Precipitation
- 19 mm
- Reanalysis high
- 44°CJan 24, 2019
- Reanalysis low
- 13°CJan 25, 1996
- Daylight
- 14 h 18 min to 13 h 42 min
- Cloud cover
- 40%
- Humidity
- 50%
- Dew point
- 12°C
- Wind
- 20.9 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 |
|---|---|---|---|---|---|
| Jan 1 | 30°C | 18°C | 40°C 2008 | 14°C 2000 | 6% |
| Jan 2 | 30°C | 18°C | 40°C 1991 | 14°C 2009 | 6% |
| Jan 3 | 31°C | 19°C | 41°C 2019 | 14°C 2002 | 6% |
| Jan 4 | 31°C | 19°C | 43°C 2013 | 14°C 1996 | 6% |
| Jan 5 | 31°C | 19°C | 39°C 1999 | 13°C 2000 | 7% |
| Jan 6 | 31°C | 19°C | 40°C 2018 | 14°C 1992 | 8% |
| Jan 7 | 31°C | 19°C | 43°C 2013 | 14°C 2005 | 8% |
| Jan 8 | 31°C | 19°C | 39°C 2010 | 14°C 1992 | 8% |
| Jan 9 | 31°C | 19°C | 41°C 2010 | 14°C 1992 | 8% |
| Jan 10 | 31°C | 19°C | 40°C 2001 | 16°C 1992 | 9% |
| Jan 11 | 31°C | 19°C | 40°C 2001 | 15°C 1992 | 9% |
| Jan 12 | 31°C | 19°C | 41°C 2001 | 14°C 1992 | 8% |
| Jan 13 | 31°C | 19°C | 43°C 2001 | 14°C 2002 | 9% |
| Jan 14 | 31°C | 19°C | 43°C 2001 | 15°C 2013 | 9% |
| Jan 15 | 31°C | 20°C | 43°C 2019 | 15°C 1992 | 9% |
| Jan 16 | 31°C | 20°C | 40°C 2019 | 16°C 1992 | 9% |
| Jan 17 | 31°C | 20°C | 41°C 2000 | 13°C 1992 | 10% |
| Jan 18 | 31°C | 20°C | 40°C 2018 | 15°C 1994 | 10% |
| Jan 19 | 31°C | 20°C | 42°C 2018 | 15°C 2010 | 10% |
| Jan 20 | 31°C | 20°C | 41°C 2006 | 16°C 1995 | 10% |
| Jan 21 | 31°C | 20°C | 42°C 2006 | 15°C 1995 | 10% |
| Jan 22 | 31°C | 20°C | 42°C 2001 | 13°C 1995 | 10% |
| Jan 23 | 31°C | 20°C | 41°C 2019 | 14°C 2000 | 9% |
| Jan 24 | 31°C | 20°C | 44°C 2019 | 14°C 1996 | 9% |
| Jan 25 | 31°C | 20°C | 43°C 2003 | 13°C 1996 | 9% |
| Jan 26 | 31°C | 20°C | 39°C 2006 | 14°C 1996 | 9% |
| Jan 27 | 31°C | 20°C | 41°C 2009 | 14°C 1996 | 10% |
| Jan 28 | 31°C | 20°C | 42°C 2009 | 15°C 1994 | 10% |
| Jan 29 | 31°C | 20°C | 40°C 2003 | 15°C 2004 | 10% |
| Jan 30 | 31°C | 20°C | 42°C 2020 | 16°C 2013 | 9% |
| Jan 31 | 31°C | 20°C | 41°C 2011 | 16°C 1996 | 9% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+10:30).
- January 1
- sunrise 6:14 AM, sunset 8:32 PM
- January 31
- sunrise 6:42 AM, sunset 8:24 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.