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Horsham, United States Snapshot 2026
Where is Horsham?
Horsham, United States
- Continent
- Americas
- Country
- United States
- City
- Horsham
- Population
- 14.8K
- Elevation
- 76 m
- Coordinates
- 40.18°, -75.13°
Horsham is a city in United States with a population of approximately 14.8K. Average temperatures range from -2°C (28°F) in January to 30°C (86°F) in July. The best time to visit is May, June, August, September, October.
Time in Horsham right now
Open full time & time zone page 17:13 13
Monday, June 15, 2026
IANA time zone
America/New_York
Daylight saving
DST in effect
EST / EDT
Next DST change
November 1
backward -1h
Live weather in Horsham
Daylight in Horsham today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 01m
Climate normals for Horsham
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May best
Excellent June best
Excellent July
Fair August best
Excellent September best
Excellent October best
Good November
Fair December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 5°C / -2°C | 1°C / -7°C | 10days (86 mm) Wet | 5.8h Fair | 66% Muggy | 2.3 Moderate | Poor | View Details |
| February | 8°C / -1°C | 4°C / -5°C | 10days (91 mm) Wet | 6.6h Fair | 67% Muggy | 3.2 Moderate | Poor | View Details |
| March | 12°C / 2°C | 8°C / -2°C | 11days (100 mm) Wet | 8.1h Good | 64% Muggy | 4.5 Moderate | Poor | View Details |
| April | 17°C / 7°C | 15°C / 4°C | 10days (105 mm) Wet | 8.8h Good | 65% Muggy | 5.1 High | Fair | View Details |
| May best | 22°C / 12°C | 22°C / 11°C | 13days (124 mm) Wet | 9.2h Good | 72% Muggy | 5.7 High | Excellent | View Details |
| June best | 27°C / 18°C | 29°C / 18°C | 12days (92 mm) Wet | 11.2h Excellent | 70% Muggy | 6.7 High | Excellent | View Details |
| July | 30°C / 21°C | 33°C / 24°C | 14days (138 mm) Wet | 11.4h Excellent | 73% Muggy | 6.9 High | Fair | View Details |
| August best | 28°C / 20°C | 31°C / 22°C | 12days (121 mm) Wet | 10.2h Excellent | 73% Muggy | 6.1 High | Excellent | View Details |
| September best | 25°C / 17°C | 26°C / 17°C | 9days (96 mm) Wet | 8.5h Good | 73% Muggy | 4.8 Moderate | Excellent | View Details |
| October best | 19°C / 11°C | 18°C / 9°C | 9days (88 mm) Wet | 7.3h Good | 72% Muggy | 4 Moderate | Good | View Details |
| November | 12°C / 4°C | 10°C / 1°C | 8days (77 mm) Wet | 7h Good | 68% Muggy | 2.7 Moderate | Fair | View Details |
| December | 7°C / 0°C | 3°C / -4°C | 11days (102 mm) Wet | 5.6h Fair | 70% Muggy | 2 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 5°C / -2°C . Feb: 8°C / -1°C . Mar: 12°C / 2°C . Apr: 17°C / 7°C . May: 22°C / 12°C . Jun: 27°C / 18°C . Jul: 30°C / 21°C . Aug: 28°C / 20°C . Sep: 25°C / 17°C . Oct: 19°C / 11°C . Nov: 12°C / 4°C . Dec: 7°C / 0°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 86 mm. Feb: 91 mm. Mar: 100 mm. Apr: 105 mm. May: 124 mm. Jun: 92 mm. Jul: 138 mm. Aug: 121 mm. Sep: 96 mm. Oct: 88 mm. Nov: 77 mm. Dec: 102 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 66%. Feb: 67%. Mar: 64%. Apr: 65%. May: 72%. Jun: 70%. Jul: 73%. Aug: 73%. Sep: 73%. Oct: 72%. Nov: 68%. Dec: 70%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 18 km/h . Feb: 18 km/h . Mar: 19 km/h . Apr: 19 km/h . May: 16 km/h . Jun: 15 km/h . Jul: 13 km/h . Aug: 13 km/h . Sep: 14 km/h . Oct: 16 km/h . Nov: 17 km/h . Dec: 17 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 5. Apr: UV 5. May: UV 6. Jun: UV 7. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Frequently Asked Questions
Horsham has a population of approximately 14.8K.
The best months to visit Horsham are May, June, August, September, October, when temperatures are pleasant and rainfall is lower.
Horsham receives approximately 1220mm of rainfall annually across 129 rainy days.
Horsham is located in United States, in the Americas region.
Horsham sits at an elevation of 76 m (249 ft) above sea level.