June 4 (Reuters) - Average daily volume $(ADV)$ in U.S. natural gas futures and options fell on the New York Mercantile Exchange in May from a year earlier, data from its owner CME Group CME.O showed.

For the month, futures ADV was 479,724 contracts, down 10.8% from a year ago. Futures ADV hit a monthly record high of 677,112 contracts in November 2018.

So far in 2025, futures ADV is 584,721, up 13.3% from a year earlier. Futures ADV hit an annual record high of 516,553 contracts in 2024.

Financially settled European-style options ADV was 208,881 in May, down 1.7% from a year earlier. Options ADV hit a monthly record high of 341,233 in January 2025.

So far in 2025, financially settled European-style options ADV was up to 291,684, up 33.6% from the prior year. Options ADV hit an annual high of 213,945 in 2024.

(Reporting by Scott DiSavino; Editing by Paul Simao)

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