Willow Grove, PA Weather
Willow Grove, PA climate is warm during summer when temperatures tend to be in the 70's and very cold during winter when temperatures tend to be in the 30's.
The warmest month of the year is July with an average maximum temperature of 86.50 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 23.60 degrees Fahrenheit.
Temperature variations between night and day tend to be moderate during summer with a difference that can reach 20 degrees Fahrenheit, and fairly limited during winter with an average difference of 16 degrees Fahrenheit.
The annual average precipitation at Willow Grove is 47.93 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is May with an average rainfall of 4.81 Inches.
Weather Data
Current Conditions
|
Fair, 73°F | Humidity: 43% | Dewpoint: 49°F |
| Wind Speed: CALM | Heat Index: 73°F | ||
| Barometer: 30.48 in. | Wind Chill: 73°F |
Weather Forecast
 | Tonight: Mostly clear. Patchy fog after midnight. Lows in the upper 40s. Light and variable winds. | |
| Lo: 49°F | ||
| Hi: 80°F | Columbus day: Mostly sunny. Patchy fog in the morning. Highs around 80. West winds 5 to 10 mph. |
| Lo: 51°F | ||
 | Hi: 79°F | Tuesday: Mostly sunny. Highs in the upper 70s. West winds around 5 mph...Becoming southwest around 5 mph in the afternoon. |
| Lo: 55°F | ||
 | Hi: 79°F | Wednesday: Partly sunny. Highs in the upper 70s. |
| Lo: 55°F | ||
 | Hi: 69°F | Thursday: Partly sunny with a 40 percent chance of showers. Highs in the upper 60s. |
| Lo: 45°F | ||
| Hi: 61°F | Friday: Partly sunny. Highs in the lower 60s. |
| Lo: 41°F | ||
| Hi: 51°F | Saturday: Partly sunny. Highs in the lower 50s. |
| Lo: 37°F |
Moon, Sunrise and Sunset
 |
Moon Phase: Waxing Gibbous Moon | Civil Twilight: 6:40 AM EDT |
Sunrise: 7:07 AM EDT |
| Sunset: 6:25 PM EDT |
Civil Twilight: 6:52 PM EDT |
Normal Climate
Normal Temperatures
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Max °F | 39.5 | 42.4 | 51.8 | 63.2 | 73.6 | 82.1 | 86.5 | 84.5 | 77.0 | 66.1 | 55.2 | 44.5 | 63.9 |
| Mean °F | 31.6 | 33.9 | 42.3 | 52.5 | 62.7 | 71.6 | 76.4 | 74.6 | 67.0 | 55.7 | 46.2 | 36.7 | 54.3 |
| Min °F | 23.6 | 25.4 | 32.7 | 41.8 | 51.8 | 61.0 | 66.2 | 64.6 | 56.9 | 45.3 | 37.2 | 28.8 | 44.6 |
Normal Precipitation
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Inch | 3.94 | 2.87 | 4.24 | 3.85 | 4.81 | 3.61 | 4.72 | 4.34 | 4.66 | 3.35 | 3.74 | 3.80 | 47.93 |
