Horsham in April
April in Horsham is peak autumn, and the weather reflects it. You're looking at average daily highs of 18.7 degrees.
The average daily maximum is 18.7 degrees with overnight lows of 8.6 degrees. Manageable with a decent layer, and you'll warm up by midday.
April is 2.6 degrees cooler than Horsham's yearly average.
The rain data says 55mm over 5 days. Light enough that it won't ruin your plans.
Sunshine-wise, April delivers around 12.0 MJ/m2 of daily solar radiation. UV sits in the high category. Sun protection is still a good idea, especially around midday.
April scores a respectable 6.1/10 for overall comfort.
Packing tip: bring layers you can peel on and off, and serious sun protection.
Scroll down for the detailed climate data, or explore what nearby cities are like in April.
April at a Glance
Temperature Range
Daily temperature range in April. The bar shows the typical spread between overnight lows and afternoon highs.
What to Pack
- Layered clothing for mild to cool conditions
- A warm jumper or fleece for cool mornings and evenings
- A light rain jacket just in case
Coming From Overseas?
How April in Horsham stacks up against major cities around the world.
About 4 degrees warmer and considerably wetter.
About 1 degrees warmer and considerably drier.
About 0 degrees cooler and considerably drier.
How April Compares
Horsham's monthly climate at a glance. April 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 |