From Wiktionary, the free dictionary
Literally, “in the yard”.
на дворе́ • (na dvoré)
- (colloquial) outside the home, in the fresh air
- На дворе́ -12 гра́дусов. ― Na dvoré -12 grádusov. ― It's -12 degrees outside.
- (colloquial) today, now
- На дворе́ ноя́брь. ― Na dvoré nojábrʹ. ― It's November.
- used other than figuratively or idiomatically; see на (na) and двор (dvor)