Harrismith climate

Harrismith Weather in January

NASA POWER reanalysis for the half-degree grid cell around Harrismith, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 25°C on January 1 to 24°C on January 31, and lows from 11°C to 12°C. Normal precipitation for the month is 158 mm over about 25 wet days.

January day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Harrismith, in °C, with the record for each date.010203040151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

January at a glance

Average high
24°C
Average low
11°C
Precipitation
158 mm
Reanalysis high
36°CJan 6, 2016
Reanalysis low
2°CJan 3, 2001
Daylight
13 h 54 min to 13 h 25 min
Cloud cover
67%
Humidity
70%
Dew point
11°C
Wind
12.2 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Jan 125°C11°C29°C 20175°C 200780%
Jan 225°C11°C30°C 20174°C 200181%
Jan 325°C11°C30°C 20122°C 200180%
Jan 425°C11°C31°C 20165°C 200180%
Jan 525°C11°C34°C 20167°C 200179%
Jan 625°C11°C36°C 201610°C 200178%
Jan 725°C11°C35°C 20168°C 201176%
Jan 825°C11°C31°C 19938°C 200774%
Jan 925°C11°C29°C 20196°C 200874%
Jan 1025°C11°C29°C 20164°C 199874%
Jan 1125°C11°C30°C 20197°C 199273%
Jan 1225°C11°C30°C 20195°C 199373%
Jan 1325°C11°C31°C 20196°C 200074%
Jan 1424°C11°C32°C 20196°C 200075%
Jan 1524°C11°C32°C 20198°C 200075%
Jan 1624°C11°C30°C 20037°C 200174%
Jan 1724°C11°C30°C 20207°C 200074%
Jan 1824°C11°C32°C 20193°C 200075%
Jan 1924°C12°C28°C 19935°C 200077%
Jan 2024°C12°C27°C 20127°C 200077%
Jan 2124°C12°C30°C 19938°C 201978%
Jan 2224°C12°C32°C 20199°C 199279%
Jan 2324°C12°C32°C 20199°C 199480%
Jan 2424°C12°C30°C 20199°C 199480%
Jan 2524°C12°C30°C 20199°C 199380%
Jan 2624°C12°C29°C 19957°C 199380%
Jan 2724°C12°C29°C 19957°C 199679%
Jan 2824°C12°C29°C 19926°C 199680%
Jan 2924°C12°C29°C 19956°C 199679%
Jan 3024°C12°C30°C 20038°C 199677%
Jan 3124°C12°C29°C 20198°C 200077%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Harrismith, in percent.0204060801001102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+2).

January 1
sunrise 5:10 AM, sunset 7:04 PM
January 31
sunrise 5:34 AM, sunset 6:59 PM

Every day of January: sun and moon

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.