Mount Holly (NJ) Monthly Rainfall & Precipitation
This page shows both the average monthly rainfall and the number of rainy days in Mount Holly, New Jersey, United States of America. The figures are based on a 30-year period (1990–2020) to provide a reliable average. Now, let's explore all the details to give you a full picture.
Mount Holly has a relatively rain/snowy climate with high precipitation levels, averaging 1216 mm (48 in) of rain/snowfall annually.
Monthly Precipitation Levels
The average number of days each month with precipitation (> 0.2 mm (0.01 in))
Mount Holly offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between December (127 mm (5 in)) and February (75 mm (3 in)) is not too significant, making the climate enjoyable for visitors and residents alike.
December, the wettest month, has a maximum daytime temperature of 9°C (48°F). The city receives 140 hours of sunshine in this period. During the driest month February you can expect a temperature of 6°C (43°F). For more detailed insights into the city's temperatures, visit our Mount Holly Temperature page.
Annual Rainfall in the United States of America: City Comparison
The map below shows the annual precipitation across the United States of America. You can also select the different months in case you are interested in a specific month.
heavy rainfall
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Mount Holly vs World: Rainfall Compared
Mount Holly's average annual precipitation is 1216 mm (48 in). Let's compare this to some popular worldwide tourist destinations:
Chicago, USA, sees an annual precipitation of 1062 mm (42 in), with rain and snow contributing to its humid climate.
In Seoul, South Korea, the average annual precipitation is 1237 mm (49 in), with most rain falling during the summer monsoon season.
Adelaide, Australia, enjoys 511 mm (20 in) of annual precipitation, with dry summers and wet winters.
Ho Chi Minh City, Vietnam, receives 1955 mm (77 in) of annual rainfall, with a pronounced wet season from May to November, typical of its tropical monsoon climate.
Precipitation amounts are measured using specific gauges installed at weather stations, collecting both rain and snow and any other type of precipitation. Rainfall is measured directly in millimeters, while that from snow and ice is obtained by melting it. Automated systems often incorporate heaters to make this easier.
Information from these stations is transmitted via Wi-Fi, satellite, GPS, or telephone connections to central monitoring networks. This information is immediately updated and integrated into weather models and forecasts.
Climate change is affecting precipitation patterns worldwide, including Mount Holly (NJ):
- Changing Rainfall Patterns: Global warming causes drastic changes in the patterns of rainfall. Some areas have been experiencing increased frequency and intensity of rainfall, while other areas experience longer dry spells or even droughts.
- Local Impacts: Many regions are experiencing heavier rainfall in the winter months and drier, hotter summers. This affects agriculture, water resources, and ecosystems.
- Mawsynram in India is noted as being the wettest place on earth, with over 11 meters (36 feet) of rain falling every year.
- In contrast, Antofagasta in Chile is among the driest places on the planet, getting less than 0.1mm (0.004 inches) per year, with some years recording virtually no rainfall.
- Nearly 1,650 thunderstorm cells are estimated over the planet at any given time.
For more detailed information about Mount Holly (NJ)'s weather, including sunshine hours, humidity levels, and temperature data, visit our Mount Holly (NJ) Climate page.
