Horsham, Pennsylvania Climate
United States
Pop. 14,842 Elev. 78 m / 256 ft
TZ: America/New_York (UTC-4) ·
Horsham sees warm summers peaking at 88°F (31°C) in July, and cold winters that bottom out around 25°F (-4°C) in January. Humidity pushes the summer feels-like temperature to 100°F (38°C), while wind chill can drive winter lows to 17°F (-8°C). Precipitation occurs on roughly 66 days per year (38.6 in / 980 mm total), with snow on 4 days and 24 in (606 mm) of annual accumulation. The city averages 126 sunny days per year and around 35 thunderstorm days. Nearby lake water reaches 81°F (27°C) in summer.
| Temperature | 88°F (31°C) high | 25°F (-4°C) low |
| Feels like | 100°F (38°C) high | 17°F (-9°C) low |
| Rain | 66 days | 38.6 in (980 mm) /yr |
| Snow | 4 days | 23.8 in (606 mm) /yr |
| Sky | 126 sunny | 35 stormy |
| Wind | 2.9 mph (1.3 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Jun, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
39
Jan 62
Feb 48
Mar 68
Apr 74
May 66
Jun 59
Jul 46
Aug 58
Sep 43
Oct 54
Nov 60
Dec Humidity (%)
51
Jan 54
Feb 50
Mar 53
Apr 68
May 69
Jun 71
Jul 64
Aug 68
Sep 62
Oct 59
Nov 60
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 22 mi Philadelphia International Airport (PHL)
Ski resort 18 mi Spring Mountain Ski Area
National park 132 mi Harriet Tubman Underground Railroad National Monument
Mountain peak
(4,971 ft) 279 mi Schofield Cobble
Hospital 4 mi Abington Hospital
Hiking trail 5 mi Willow Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 36°F 2°C | 25°F -4°C | 0.6 in 15 mm | 6.1 in155 mm | 18 |
| February | 42°F 6°C | 29°F -2°C | 2.4 in 60 mm | 7.3 in186 mm | 6 |
| March | 59°F 15°C | 38°F 3°C | 3.7 in 95 mm | 0.1 in2 mm | 13 |
| April | 65°F 18°C | 47°F 8°C | 4.0 in 102 mm | 1.1 in28 mm | 5 |
| May | 72°F 22°C | 56°F 13°C | 6.4 in 162 mm | — | 6 |
| June | 82°F 28°C | 65°F 19°C | 3.1 in 78 mm | — | 8 |
| July | 88°F 31°C | 71°F 22°C | 6.2 in 158 mm | — | 9 |
| August | 81°F 27°C | 63°F 17°C | 1.3 in 33 mm | — | 15 |
| September | 79°F 26°C | 61°F 16°C | 3.6 in 91 mm | — | 8 |
| October | 66°F 19°C | 49°F 9°C | 3.4 in 87 mm | — | 16 |
| November | 54°F 12°C | 39°F 4°C | 2.1 in 52 mm | 0.3 in7 mm | 13 |
| December | 39°F 4°C | 26°F -3°C | 1.8 in 47 mm | 8.9 in227 mm | 9 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 18 | 0 |
| February | 6 | 1 |
| March | 13 | 3 |
| April | 5 | 2 |
| May | 6 | 6 |
| June | 8 | 5 |
| July | 9 | 7 |
| August | 15 | 2 |
| September | 8 | 4 |
| October | 16 | 3 |
| November | 13 | 0 |
| December | 9 | 2 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 33°F 0°C |
| February | 33°F 0°C |
| March | 47°F 8°C |
| April | 56°F 13°C |
| May | 65°F 18°C |
| June | 74°F 24°C |
| July | 81°F 27°C |
| August | 74°F 23°C |
| September | 70°F 21°C |
| October | 58°F 14°C |
| November | 45°F 7°C |
| December | 33°F 1°C |