Horsham climate

Horsham Weather in January

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

Average highs run from 31°C on January 1 to 32°C on January 31, and lows from 13°C to 15°C. Normal precipitation for the month is 28 mm over about 3 wet days.

January day by day

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

Normal daily high and low temperature at Horsham, in °C, with the record for each date.01020304050151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

January at a glance

Average high
32°C
Average low
14°C
Precipitation
28 mm
Reanalysis high
46°CJan 14, 2001
Reanalysis low
7°CJan 2, 2009
Daylight
14 h 37 min to 13 h 57 min
Cloud cover
45%
Humidity
45%
Dew point
8°C
Wind
19.1 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 131°C13°C43°C 20089°C 200913%
Jan 231°C13°C43°C 19917°C 200913%
Jan 331°C14°C43°C 20158°C 200912%
Jan 431°C14°C44°C 20198°C 200312%
Jan 531°C14°C43°C 19998°C 199313%
Jan 632°C14°C44°C 19999°C 199214%
Jan 732°C14°C42°C 20158°C 200514%
Jan 832°C14°C37°C 20068°C 199413%
Jan 932°C14°C43°C 20108°C 199412%
Jan 1032°C14°C43°C 201010°C 199411%
Jan 1132°C14°C44°C 201010°C 199311%
Jan 1232°C14°C39°C 20168°C 201211%
Jan 1332°C15°C42°C 201610°C 199211%
Jan 1432°C15°C46°C 20019°C 201811%
Jan 1532°C15°C44°C 20198°C 199411%
Jan 1632°C15°C44°C 201410°C 200212%
Jan 1732°C15°C44°C 20148°C 199212%
Jan 1832°C15°C42°C 20007°C 200411%
Jan 1932°C15°C45°C 20189°C 201012%
Jan 2032°C15°C42°C 199711°C 199412%
Jan 2132°C15°C44°C 20069°C 200811%
Jan 2232°C15°C42°C 20067°C 199411%
Jan 2332°C15°C44°C 20019°C 200011%
Jan 2432°C15°C43°C 201910°C 202012%
Jan 2532°C15°C45°C 20038°C 199212%
Jan 2632°C15°C41°C 20069°C 201512%
Jan 2732°C15°C41°C 20099°C 201511%
Jan 2832°C15°C45°C 200910°C 199411%
Jan 2932°C15°C45°C 20099°C 199211%
Jan 3032°C15°C45°C 200911°C 201510%
Jan 3132°C15°C43°C 200911°C 200711%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Horsham, in percent.0510151102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+11).

January 1
sunrise 6:16 AM, sunset 8:53 PM
January 31
sunrise 6:46 AM, sunset 8:43 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.