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
The showers come after intense storms swept through the state last week, bringing record-breaking rainfall, large hail and more than a dozen tornadoes. —
Tess Kenny, Chicago Tribune, 21 Apr. 2026 Whitmer says the flooding from prolonged rainfall is impacting roads. —Dejanay Booth-Singleton, CBS News, 21 Apr. 2026 The system is expected to bring moderate rainfall to Sacramento, Modesto, Merced, Fresno and San Luis Obispo. —Don Sweeney, Sacbee.com, 21 Apr. 2026 While her area receives minimal rainfall most of the year, drought conditions can happen anywhere in the country. —Elizabeth Jardina, Better Homes & Gardens, 20 Apr. 2026 See All Example Sentences for rainfall
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Tess Kenny, Chicago Tribune, 21 Apr. 2026 Whitmer says the flooding from prolonged rainfall is impacting roads. —Dejanay Booth-Singleton, CBS News, 21 Apr. 2026 The system is expected to bring moderate rainfall to Sacramento, Modesto, Merced, Fresno and San Luis Obispo. —Don Sweeney, Sacbee.com, 21 Apr. 2026 While her area receives minimal rainfall most of the year, drought conditions can happen anywhere in the country. —Elizabeth Jardina, Better Homes & Gardens, 20 Apr. 2026 See All Example Sentences for rainfall
Cite this Entry
“Rainfall.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.grautoblog.com/dictionary/rainfall. Accessed 27 Apr. 2026.
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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