Horsham

West Sussex, England, United Kingdom

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Current Weather

19°

Overcast

Feels Like: 19°

Min: 11°

Max: 19°

The next few hours will be partly cloudy, with today reaching 19°C and dropping to 12°C. The coming days will be clear

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Compare today's weather with yesterday's data and track temperature trends over time.

Hourly Forecast

19° 19° 19° 19° 18° 17° 16° 15° 14° 13° 13° 12° 12° 13° 13° 13° 13° 14° 15° 16° 16° 17° 17° 18°
70%
70%
70%
70%
70%
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
Today
Tomorrow

Daylight Hours

06:46

Sunrise

19:04

Sunset

12 hours 17 minutes of sunlight today

Moon

Waxing Crescent

13:16

Moonrise

20:44

Moonset

Daily Forecast

Today

11°
19°

Thursday

11°
20°

Friday

18°

Saturday

15°
20°

Sunday

11°
18°

Monday

19°

Tuesday

20°

Wednesday

10°
19°

Thursday

11°
20°

Friday

12°
20°

Air Quality Data Available

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UV Index

No protection needed
2 Low
Low Extreme

Humidity

55% Comfortable
Low High

Weather in Horsham today, September 16, 2026

Horsham looks cloudy on September 16, 2026, with grey skies for much of the day. Sunshine stays limited, so the overall tone is muted from the morning onward.

Temperatures climb from an overnight low near 11°C toward a daytime high of about 19°C. Expect humidity between 52% and 79%, most humid near 23:00. Airflow remains manageable, reaching about 4.9 km/h around 14:00.

Afternoon skies stay clogged, peaking close to 100% near 19:00. The grey theme continues rather than clearing out. Visibility holds near 38.9 km, though it can fall to 33.0 km. Daylight runs from 06:46 to 19:04, lasting 12 hours 17 minutes of sunlight today.

Taken together, overcast skies in Horsham on September 16, 2026 favour indoor or covered options, with temperatures near 19°C.

Frequently asked questions about weather in Horsham

How warm does it get in Horsham?

The warmest month in Horsham is July, with average high temperatures of 22°C. The average temperature during this period is around 18°C.

How cold does it get in Horsham?

The coldest month in Horsham is January, with average low temperatures of 3°C. The average temperature during this period is around 5°C.

What is the wettest time of year in Horsham?

The wettest month in Horsham is October, with an average of 80mm of precipitation.

What is the driest time of year in Horsham?

The driest month in Horsham is April, with an average of 45mm of precipitation.

View full climate insights for Horsham →

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Metric (°C, km/h)