Horsham, United Kingdom Climate by Month
Horsham, England, United Kingdom
Mild summers and cool winters, with rain spread through the year.
Horsham has mild summers and cool winters, with rain spread through the year. July is the warmest month, with highs around 73°F (23°C); January is the coolest at 46°F (8°C), and nights dip to 35°F (2°C). It gets 31 in (787 mm) of rain a year, spread across the months. The air is humid, averaging 80% relative humidity.
- Warmest month
- 73°F(23°C)
- Average high, July
- Coldest nights
- 35°F(2°C)
- Average low, February
- Rain per year
- 31 in(787 mm)
- No clear rainy season
- Humidity
- 80%
- Sunniest: June
Best and worst months in Horsham
Best for weatherThe most comfortable weather comes in July and August, with highs around 72°F (22°C) and about 2.3 in (58 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; January is the coldest, with highs of only 46°F (8°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in July.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Horsham weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 46°F(8°C) | 35°F(2°C) | 3.1 in(80 mm) | 92% | 0.8 |
| FebFebruary | 47°F(9°C) | 35°F(2°C) | 2.4 in(60 mm) | 79% | 1.3 |
| MarMarch | 52°F(11°C) | 38°F(3°C) | 2.0 in(50 mm) | 79% | 2.5 |
| AprApril | 58°F(14°C) | 40°F(5°C) | 2.0 in(50 mm) | 76% | 3.9 |
| MayMay | 63°F(17°C) | 45°F(7°C) | 1.9 in(49 mm) | 76% | 4.6 |
| JunJune | 68°F(20°C) | 50°F(10°C) | 2.2 in(57 mm) | 75% | 5.0 |
| JulJulyBest | 73°F(23°C) | 54°F(12°C) | 2.0 in(52 mm) | 76% | 4.9 |
| AugAugustBest | 72°F(22°C) | 54°F(12°C) | 2.5 in(64 mm) | 77% | 4.2 |
| SepSeptember | 67°F(19°C) | 50°F(10°C) | 2.3 in(58 mm) | 78% | 3.0 |
| OctOctober | 60°F(15°C) | 45°F(7°C) | 3.5 in(88 mm) | 82% | 1.8 |
| NovNovember | 52°F(11°C) | 40°F(4°C) | 3.5 in(89 mm) | 85% | 0.9 |
| DecDecember | 47°F(8°C) | 36°F(2°C) | 3.5 in(90 mm) | 89% | 0.6 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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