Horsham in August
So, what's Horsham actually like in August? In a word: mild. It's winter, and the days are averaging 16.6 degrees.
The average daily maximum is 16.6 degrees with overnight lows of 7.3 degrees. Manageable with a decent layer, and you'll warm up by midday.
August is 4.7 degrees cooler than Horsham's yearly average.
Rainfall in August averages 51mm over about 8 days. That means roughly a 27% chance of rain on any given day, decent odds for a dry day.
Solar exposure averages 11.2 MJ/m2 per day in August, with UV levels in the high range. Sun protection is still a good idea, especially around midday.
At 4.4/10 on the Comfort Score, August is middle of the road.
For your suitcase: a decent jumper or fleece, and SPF 50+ sunscreen and a hat.
Check the data table below for the full picture, or compare Horsham in August with another destination.
August at a Glance
Temperature Range
Daily temperature range in August. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Layered clothing for mild to cool conditions
- Extra layers for chilly nights
- A light rain jacket just in case
Coming From Overseas?
How August in Horsham stacks up against major cities around the world.
About 7 degrees cooler and considerably wetter.
About 13 degrees cooler and considerably drier.
About 14 degrees cooler and considerably drier.
How August Compares
Horsham's monthly climate at a glance. August is highlighted.
| Month | Max | Min | Rain | Comfort |
|---|---|---|---|---|
| Jan | 27.8 | 15.0 | 83mm | 8.0 |
| Feb | 30.4 | 14.5 | 0mm | 7.0 |
| Mar | 27.8 | 13.7 | 5mm | 8.5 |
| Apr | 18.7 | 8.6 | 55mm | 6.1 |
| May | 17.6 | 6.8 | 20mm | 5.5 |
| Jun | 13.0 | 4.3 | 37mm | 1.3 |
| Jul | 12.9 | 4.7 | 35mm | 1.1 |
| Aug | 16.6 | 7.3 | 51mm | 4.4 |
| Sep | 16.7 | 7.1 | 29mm | 4.9 |
| Oct | 20.8 | 9.1 | 77mm | 8.2 |
| Nov | 25.1 | 12.3 | 55mm | 9.9 |
| Dec | 28.4 | 13.3 | 33mm | 7.8 |