There are more words but they are from Tolkien's earlier conceptional periods. Tolkien likely changed these words as he evolved the aesthetics and completeness of the languages. You may even find languages that Tolkien later rejected. Do not mix words from different time periods unless you are familiar with the phonetic developments.
fauta-
verb. to snow
fáwe
noun. snow
A Qenya noun in the Gnomish Lexicon of the 1910s, cognate to G. fô “snow” (GL/35).
niqis
noun. snow
niqista-
verb. to snow
A verb for “to snow” in the Qenya Lexicon of the 1910s with variants niqista- and niqisya-, both elaborations of ᴱQ. niqis “snow” (QL/66).
niqisya-
verb. to snow
Below: Tolkien's Late Period (1950–1973). These are from Tolkien's late conceptual period — his most settled forms of the languages. Prefer these over the earlier ones above when composing new text.
A Qenya verb in the Gnomish Lexicon of the 1910s, cognate to G. fôtha “it snows” (GL/35).