Horsham in July
July in Horsham is peak winter, and the weather reflects it. You're looking at average daily highs of 12.9 degrees.
Daytime highs average 12.9 degrees, dropping to 4.7 degrees overnight. That's a 8-degree swing between day and night. Those mornings will have you reaching for a proper jacket.
At 12.9 degrees, July sits 8.4 degrees below the annual average of 21.3 degrees.
The rain data says 35mm over 8 days. Light enough that it won't ruin your plans.
Sunshine-wise, July delivers around 7.8 MJ/m2 of daily solar radiation. UV sits in the moderate category. Sunscreen is still wise, especially if you burn easily.
July scores 1.1/10 on our Comfort Score. It's the tough end of the year weather-wise.
Packing tip: bring warm layers including a coat.
Check the data table below for the full picture, or compare Horsham in July with another destination.
July at a Glance
Temperature Range
Daily temperature range in July. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Winter clothing including a proper coat
- Extra layers for chilly nights
- Thermal undergarments for cold nights
- A light rain jacket just in case
Coming From Overseas?
How July in Horsham stacks up against major cities around the world.
About 11 degrees cooler and considerably drier.
About 18 degrees cooler and considerably drier.
About 17 degrees cooler and considerably drier.
How July Compares
Horsham's monthly climate at a glance. July 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 |