Full Climatology For Horsham
Long Term Averages
| JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANNUAL | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean Max (°C) | 31.1 | 30.3 | 27.1 | 22.3 | 17.7 | 14.3 | 13.7 | 15.2 | 18.0 | 21.7 | 25.9 | 28.7 | 22.1 |
| Mean Min (°C) | 12.7 | 12.5 | 10.4 | 7.4 | 5.1 | 3.6 | 3.2 | 3.3 | 4.4 | 5.7 | 8.7 | 10.7 | 7.3 |
| Mean Rain (mm) | 31.6 | 19.2 | 14.4 | 26.3 | 32.4 | 40.6 | 39.3 | 41.3 | 36.8 | 35.2 | 32.3 | 24.5 | 375.4 |
| Rain Days | 5.0 | 4.0 | 4.0 | 6.0 | 11.0 | 16.0 | 19.0 | 16.0 | 13.0 | 10.0 | 7.0 | 5.0 | 121.0 |
Daily Records
| JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANNUAL | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max (°C) | 46.0 | 47.4 | 41.8 | 37.0 | 28.0 | 24.0 | 21.6 | 26.0 | 31.0 | 51.0 | 42.3 | 47.9 | 51.0 |
| Low Max (°C) | 18.0 | 16.0 | 15.0 | 11.6 | 9.0 | 8.1 | 8.0 | 8.2 | 10.0 | 10.0 | 13.3 | 15.2 | 8.0 |
| High Min (°C) | 27.3 | 27.7 | 23.0 | 18.9 | 15.0 | 12.5 | 11.2 | 11.0 | 16.0 | 17.2 | 22.9 | 27.1 | 27.7 |
| Low Min (°C) | 1.0 | 2.5 | 1.0 | -2.0 | -4.3 | -6.0 | -5.0 | -4.1 | -3.2 | -3.0 | -2.0 | 1.0 | -6.0 |
| High Rain (mm) | 101.4 | 69.0 | 17.4 | 42.0 | 32.2 | 24.0 | 24.2 | 40.0 | 43.0 | 33.0 | 38.4 | 48.4 | 101.4 |
Monthly Records
| JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANNUAL | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Mean Max (°C) | 34.9 | 32.9 | 30.1 | 25.8 | 19.6 | 15.5 | 14.8 | 17.8 | 20.3 | 28.2 | 30.4 | 32.1 | 23.1 |
| Low Mean Max (°C) | 26.9 | 27.3 | 24.4 | 19.2 | 15.7 | 13.1 | 12.3 | 13.0 | 15.8 | 17.5 | 21.3 | 24.2 | 21.2 |
| High Mean Min (°C) | 15.6 | 15.1 | 13.0 | 10.0 | 8.4 | 5.7 | 4.8 | 5.1 | 6.4 | 8.6 | 11.9 | 13.2 | 8.3 |
| Low Mean Min (°C) | 8.7 | 9.9 | 7.5 | 4.1 | 2.7 | 0.2 | 1.4 | 1.3 | 2.3 | 4.1 | 6.7 | 7.3 | 6.3 |
| High Rain (mm) | 159.2 | 87.6 | 41.6 | 89.8 | 65.4 | 87.2 | 65.4 | 112.2 | 91.4 | 126.6 | 80.6 | 77.4 | 669.6 |
| Low Rain (mm) | 0.2 | 0.0 | 3.0 | 0.2 | 5.6 | 7.4 | 14.4 | 8.6 | 5.2 | 1.8 | 6.2 | 2.2 | 229.6 |
Average Number of Days with Temperatures
| JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANNUAL | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≥ 40.0°C | 2.2 | 1.0 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 1.1 | 4.9 |
| ≥ 35.0°C | 8.3 | 6.2 | 2.5 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.4 | 2.4 | 5.1 | 25.2 |
| ≥ 30.0°C | 17.3 | 14.6 | 8.9 | 1.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 2.8 | 7.6 | 11.6 | 64.1 |
| ≤ 2.0°C | 0.0 | 0.0 | 0.2 | 2.5 | 7.4 | 10.5 | 11.4 | 11.9 | 8.9 | 7.0 | 1.6 | 0.1 | 61.5 |
| ≤ 0.0°C | 0.0 | 0.0 | 0.0 | 0.5 | 2.9 | 5.3 | 6.2 | 5.8 | 3.5 | 2.3 | 0.3 | 0.0 | 26.9 |