rainfall

noun

rain·​fall ˈrān-ˌfȯl How to pronounce rainfall (audio)
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
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.
Though rainfall remains at essentially zero in the southern third of the state, it’s been above average in Northern California thus far, pulling up the statewide average. Grace Toohey, Los Angeles Times, 4 Jan. 2025 The storm is predicted to bring potentially historic rainfall and flooding to the South Carolina and Georgia coasts. Space.com Staff, Space.com, 1 Jan. 2025 At least 18 all-time rainfall records were set in East Tennessee, including a four-day total of 10.25 inches at Mount LeConte near Gatlinburg, the highest report in the state for Helene. Usa Today Graphics Team, USA TODAY, 31 Dec. 2024 Despite recent rainfall, the Austin area still is in a drought. Bianca Moreno-Paz, Austin American-Statesman, 30 Dec. 2024 See all Example Sentences for rainfall 

Word History

First Known Use

1817, in the meaning defined at sense 1

Time Traveler
The first known use of rainfall was in 1817

Dictionary Entries Near rainfall

Cite this Entry

“Rainfall.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rainfall. Accessed 15 Jan. 2025.

Kids Definition

rainfall

noun
rain·​fall -ˌfȯl How to pronounce rainfall (audio)
1
: a fall of rain
2
: amount of precipitation
an annual rainfall of 20 inches

More from Merriam-Webster on rainfall

Last Updated: - Updated example sentences
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