1
: the amount of precipitation usually measured by the depth in inches
2
Examples of rainfall in a Sentence
This area has an average annual rainfall of 12 inches.
an increase in annual rainfall
Recent Examples on the Web
Those amounts are in stark contrast to the rainfall totals from January.
—
Amy Graff, New York Times, 21 Feb. 2025
This, according to the National Weather Service, saw many areas receive up to 6 inches of rainfall in just a 48-hour period.
—Dan Perry, Newsweek, 19 Feb. 2025
Unlike the downpour and strong winds last week, the rainfall in the North Bay is expected to be minimal — less than a quarter-inch over a couple of days.
—Hema Sivanandam, The Mercury News, 18 Feb. 2025
Listen to this article At least eight people were killed and thousands remained without power Sunday as rainfall and floodwaters inundated Kentucky.
—Joseph Wilkinson, New York Daily News, 16 Feb. 2025
See All Example Sentences for rainfall
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Amy Graff, New York Times, 21 Feb. 2025
This, according to the National Weather Service, saw many areas receive up to 6 inches of rainfall in just a 48-hour period.
—Dan Perry, Newsweek, 19 Feb. 2025
Unlike the downpour and strong winds last week, the rainfall in the North Bay is expected to be minimal — less than a quarter-inch over a couple of days.
—Hema Sivanandam, The Mercury News, 18 Feb. 2025
Listen to this article At least eight people were killed and thousands remained without power Sunday as rainfall and floodwaters inundated Kentucky.
—Joseph Wilkinson, New York Daily News, 16 Feb. 2025
See All Example Sentences for rainfall
Articles Related to rainfall
Cite this Entry
“Rainfall.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rainfall. Accessed 27 Feb. 2025.
Copy CitationKids Definition
rainfall
noun
rain·fall
-ˌfȯl 
1
: a fall of rain
2
: amount of precipitation
an annual rainfall of 20 inches
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