11-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Rain showers
21°
Feels like 24°
Wind↑ NW 7 km/h
Gusts28 km/h
Humidity 63 %
💧 0.2 mm
Evening
Clear sky
21°
Feels like 24°
Wind↑ NNW 9 km/h
Gusts15 km/h
Humidity 61 %
12-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Mainly clear
26°
Feels like 28°
Wind↑ NW 7 km/h
Gusts16 km/h
Humidity 45 %
Evening
Mainly clear
22°
Feels like 27°
Wind↑ SSE 13 km/h
Gusts20 km/h
Humidity 70 %
13-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Partly cloudy
20°
Feels like 20°
Wind↑ ESE 5 km/h
Humidity 70 %
Evening
Clear sky
22°
Feels like 26°
Wind↑ SSE 4 km/h
Humidity 63 %
14-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Morning
Drizzle
18°
Feels like 18°
Wind↑ ESE 5 km/h
Humidity 79 %
💧 0.2 mm
Newcastle forecast in charts · next 7 days
The week ahead: highs and lows
▲ This week runs +2.8° warmer than usual
Highs Lows Usual for the season (1991–2020 average)
Hourly detail
Temperature (°C) Rain (mm) Wind (km/h)
Newcastle climate: what a normal year looks like
Day and night differ most in June: 20 °C in the afternoon against 4 °C before dawn, a 16 °C swing.
The hottest stretch is January, when afternoons average 27 °C; the coldest is July, when nights average 4 °C.
From 10 h 23 min of daylight in late June to 13 h 54 min in late December.
Forecast highs for the coming week average 30 °C, 5 °C warmer than a normal October (25 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Jan
27 °C
16 °C
164 mm
Feb
27 °C
16 °C
119 mm
Mar
26 °C
14 °C
112 mm
Apr
24 °C
11 °C
52 mm
May
22 °C
8 °C
20 mm
Jun
20 °C
4 °C
12 mm
Jul
19 °C
4 °C
15 mm
Aug
22 °C
7 °C
26 mm
Sep
26 °C
11 °C
44 mm
Oct
25 °C
13 °C
107 mm
Nov
26 °C
14 °C
138 mm
Dec
26 °C
15 °C
180 mm
Whole year
24 °C
11 °C
990 mm
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 27.76° S, 29.93° E, 1991–2020. ERA5 averages over a 0.25° grid (about 25 km): hills, a coastline or the heat of the city itself can shift local values by a degree or two.
Air you breathe in Newcastle: pollution and pollen
2/6
Fair
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.515µg/m³
PM1016µg/m³
Copernicus CAMS model, updated several times a day.
Rain radar around Newcastle
Rain observed over the last two hours by official weather radars around Newcastle, followed by the radar forecast for the next hour where the weather service provides one.
Rain radarLast two hours, then forecast where available · drag the timeline
No open weather radar covers Newcastle yet: the map shows our hour-by-hour rain forecast (ICON, GFS).
Moon over Newcastle
Waning gibbous
87 % illuminated · 18.3 days
Rise 06:00 Set 16:27
Fri30/1079%
Sat31/1069%
Sun1/1159%
Mon2/1149%Last quarter
Tue3/1138%
Wed4/1128%
Thu5/1119%
Fri6/1112%
Sat7/116%
Sun8/112%
Mon9/110%
Tue10/111%New moon
Moonrise and moonset in local time (Africa/Johannesburg); phase and lit fraction from a synodic calculation.
Look up a past day in Newcastle
Curious about the weather in Newcastle on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Newcastle weather at a glance
This page gathers everything about the weather in Newcastle, KwaZulu-Natal: conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “clear sky”, it is 19 °C (feels like 19 °C) and the wind blows at 7 km/h.
Expected range today: 15 °C to 25 °C and a dry sky; keep an eye on thunderstorms; it will be very hot. The forecast comes from the AtmoAtlas engine, which combines ECMWF-AIFS, NOAA GFS and DWD ICON, adjusts cloud cover with METAR reports and uses convective energy (CAPE) to flag storms.
Use the Newcastle forecast in your own website or app: one JSON call returns weather, air quality, tides and sun and moon times. The free key needs no card.
