Chelston Monthly Rainfall & Precipitation
This page shows both the average monthly rainfall and the number of rainy days in Chelston, Zambia. Long-term data from 1990 to 2020 was used to calculate these averages. Now, let's explore all the details to give you a full picture.
Chelston has a notably wet climate with abundant precipitation, recording 1014 mm (40 in) of rainfall per year. It does, however, have a distinct dry and rainy season during certain months. Have a look at our detailed charts below to see how precipitation varies throughout the year.
Monthly Precipitation Levels
The average number of days each month with precipitation (> 0.2 mm (0.01 in))
The climate in Chelston shows significant variation throughout the year. Expect 259 mm (10 in) of precipitation during the wettest month January, distributed over 18 rainy days.
In contrast, August offers drier and sunnier days, with around 0.9 mm (0.04 in) of rainfall over 0 rainy days.
January, the wettest month, has a maximum daytime temperature of 28°C (82°F). The city receives 178 hours of sunshine in this period. During the driest month August you can expect a temperature of 27°C (81°F). For more detailed insights into the city's temperatures, visit our Chelston Temperature page.
Explore Chelston's Historical Precipitation: 1976-2026
Browse day-by-day precipitation records for Chelston spanning 51 years. Select any month and year to see actual rainfall and snowfall recorded on each day.
Annual Rainfall in Zambia: City Comparison
The map below shows the annual precipitation across Zambia. You can also select the different months in case you are interested in a specific month.
heavy rainfall
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moderate
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Chelston vs World: Rainfall Compared
Chelston's average annual precipitation is 1014 mm (40 in). Let's compare this to some popular worldwide tourist destinations:
New York City, USA, receives 1276 mm (50 in) of rainfall annually, with precipitation evenly distributed throughout the year.
Osaka, Japan, experiences 1507 mm (59 in) of rainfall annually, spread across the year with wetter summers.
Perth, Australia, receives 565 mm (22 in) of rainfall annually, mostly during the winter months.
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.
The proximity of a location to a large body of water can significantly affect its rainfall patterns:
- Ocean Influence: Coastal regions typically receive more rainfall due to the presence of moisture-laden winds from the ocean. These regions tend to have more humid climates and experience more frequent precipitation, especially in winter.
- Continental Climates: Areas further from the sea, such as inland or continental regions, experience less frequent rainfall and more extreme seasonal variations in precipitation.
- The U.S. has a significant number of thunderstorms every year, with over 14.6 million taking place across the world annually.
- Approximately 70% of lightning bolts strike land rather than oceans.
- A storm named John was the longest-lasting Pacific tropical storm, continuing for 31 days. As it crossed the dateline twice, it changed status from a hurricane to a typhoon and back to a hurricane.
For more detailed information about Chelston's weather, including sunshine hours, humidity levels, and temperature data, visit our Chelston Climate page.
