14-day forecast Updated 22:31
Sun · Today · 13 Sep
Showers
22°
16°
5.3 mm
⌄
Wind 11 mph W
Gusts 24 mph
UV index 2 – Low
Chance of rain 88%
Sunrise 06:33
Sunset 19:20
Mon · Tomorrow · 14 Sep
Fog
23°
17°
0.4 mm
⌄
Wind 14 mph SW
Gusts 19 mph
UV index 4 – Moderate
Chance of rain 50%
Sunrise 06:35
Sunset 19:18
Tuesday · 15 Sep
Sunny
22°
12°
0.3 mm
⌄
Wind 18 mph W
Gusts 22 mph
UV index 4 – Moderate
Chance of rain 26%
Sunrise 06:36
Sunset 19:16
Wednesday · 16 Sep
Cloudy
17°
10°
13%
⌄
Wind 13 mph NW
Gusts 21 mph
UV index 3 – Moderate
Chance of rain 13%
Sunrise 06:38
Sunset 19:14
Thursday · 17 Sep
Cloudy
19°
11°
1.1 mm
⌄
Wind 18 mph SW
Gusts 26 mph
UV index 4 – Moderate
Chance of rain 60%
Sunrise 06:39
Sunset 19:11
Friday · 18 Sep
Sunny
18°
10°
12%
⌄
Wind 14 mph W
Gusts 25 mph
UV index 5 – Moderate
Chance of rain 12%
Sunrise 06:41
Sunset 19:09
Saturday · 19 Sep
Showers
20°
15°
0.6 mm
⌄
Wind 17 mph SW
Gusts 25 mph
UV index 5 – Moderate
Chance of rain 59%
Sunrise 06:43
Sunset 19:07
Sunday · 20 Sep
Cloudy
18°
13°
1.8 mm
⌄
Wind 10 mph NE
Gusts 19 mph
UV index 4 – Moderate
Chance of rain 77%
Sunrise 06:44
Sunset 19:04
Monday · 21 Sep
Sunny intervals
19°
11°
15%
⌄
Wind 9 mph SW
Gusts 19 mph
UV index 5 – Moderate
Chance of rain 15%
Sunrise 06:46
Sunset 19:02
Tuesday · 22 Sep
Sunny
21°
13°
11%
⌄
Wind 12 mph NW
Gusts 22 mph
UV index 6 – High
Chance of rain 11%
Sunrise 06:47
Sunset 19:00
Wednesday · 23 Sep
Cloudy
16°
10°
13%
⌄
Wind 16 mph N
Gusts 29 mph
UV index 4 – Moderate
Chance of rain 13%
Sunrise 06:49
Sunset 18:58
Thursday · 24 Sep
Cloudy
17°
7°
11%
⌄
Wind 11 mph NE
Gusts 17 mph
UV index 4 – Moderate
Chance of rain 11%
Sunrise 06:50
Sunset 18:55
Friday · 25 Sep
Sunny
20°
9°
5%
⌄
Wind 10 mph NE
Gusts 19 mph
UV index 6 – High
Chance of rain 5%
Sunrise 06:52
Sunset 18:53
Saturday · 26 Sep
Sunny
19°
11°
9%
⌄
Wind 15 mph NE
Gusts 25 mph
UV index 5 – Moderate
Chance of rain 9%
Sunrise 06:54
Sunset 18:51
Conditions & indices
Air quality
Low
DAQI 1 / 10
🗺️ Horsham and what is nearby
Forecast day by day — press play
▶
Markers show the daytime high for the selected day. Tap a marker for Horsham detail; two fingers to move and zoom the map.
Pollen — Horsham
Sunrise 06:33
Sunset 19:20
Day length 12h 47m
Moonrise 09:29
Moonset 19:44
Moon phase 🌔 Waxing Crescent
Latitude 51.0631°N
Longitude -0.3276°E
Brighton Beach (30km) 19°
Bognor Regis (40km) 19°
West Wittering (52km) 19°
Eastbourne (55km) 19°
Camber Sands (80km) 20°
Southend-on-Sea (89km) 19°
🌤️ Dry over the next 90 minutes
Now +30 +60 +90 min
Rain minute by minute · UKV nowcast
Today’s index derived from today’s forecast
Drying weather
Poor
Hang the washing out
BBQ weather
OK
Barbecue outdoors
Running weather
Poor
Go for a run
Beer garden
OK
Drinks outside
Other places in the same county / region
Sources · Sunday 13 September
Weather data for Horsham from official sources
The forecast is compiled from global weather models (14-day forecast, UV, air quality, pollen and warnings) together with the UK Met Office UKV model . Data updates every hour, warnings every 15 minutes. Lat 51.0631°N, lon -0.3276°E.