雪は１日中降り続いた。

雪は１日中降り続いた。

It kept snowing all day.

雪(ゆき)は１日中(にちちゅう)降(ふ)り続(つづ)いた。

Yuki wa ichi nichichū furitsuzuita.

雪 (ゆき)

snow

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

一 (いち)

one; best; first; foremost; beginning; start; bottom string (on a shamisen, etc.)

日中 (にっちゅう、ひなか)

daytime; during the day; Sino-Japanese

降り続く (ふりつづく)

to continue to rain or snow

Readings: セツ、ゆき

Meaning: snow

Readings: ニチ、ジツ、ひ、 -び、 -か

Meanings: day, sun, Japan, counter for days

Readings: チュウ、なか、うち、あた.る

Meanings: in, inside, middle, mean, center

Readings: コウ、ゴ、お.りる、お.ろす、ふ.る、ふ.り、くだ.る、くだ.す

Meanings: descend, precipitate, fall, surrender

Readings: ゾク、ショク、コウ、キョウ、つづ.く、つづ.ける、つぐ.ない

Meanings: continue, series, sequel