Мне нравится тёплый вечер в парке.

Both are possible, but they are not identical:

• Мне нравится тёплый вечер в парке.
  Literally: To me is pleasing a warm evening in the park.

  • Sounds a bit more neutral and descriptive.
  • Often used for things you enjoy, like, find pleasant.

• Я люблю тёплый вечер в парке.
  Literally: I love a warm evening in the park.

  • Stronger and more emotional.
  • Feels more like a general statement about what you love in life.

Russian very often uses the pattern Кому? + нравится + что? (To whom + is pleasing + what?) instead of любить for “like.”

Мне is the dative form of я (“I”), and нравится takes the dative for the person who experiences the liking.

The structure is:

• Мне (to me – dative, the “experiencer”)
• нравится (is pleasing)
• тёплый вечер в парке (warm evening in the park – the thing that is pleasing)

So in Russian grammar, “a warm evening in the park” is the subject, and “me” is in dative, not nominative. Literally: “A warm evening in the park is pleasing to me.”

The grammatical subject is тёплый вечер в парке.

• Мне – dative object (to whom it is pleasing)
• нравится – verb, 3rd person singular
• тёплый вечер в парке – subject (what is pleasing)

That is why the verb is нравится (singular), not нравятся (plural).

The verb agrees in number with the subject:

• Мне нравится тёплый вечер в парке.
  
  • Subject: тёплый вечер (singular) → нравится (3rd person singular)

If the subject were plural, the verb would change:

• Мне нравятся тёплые вечера в парке.
  
  • Subject: тёплые вечера (plural) → нравятся (3rd person plural)

So the form of нравиться depends on what is liked, not on who likes it.

Both тёплый and вечер are in nominative singular masculine:

• вечер – masculine noun, nominative singular, subject of the sentence
• тёплый – masculine, nominative singular adjective, agreeing with вечер

Since “a warm evening in the park” is the subject, it stays in the nominative.

It’s about location vs. movement:

• в парке – “in the park” (static location)
  
  • Preposition в
    • prepositional case → парк → в парке
• в парк – “into the park” (movement towards)
  
  • Preposition в
    • accusative case → парк stays парк

In Мне нравится тёплый вечер в парке, we are describing where the pleasant evening is (in the park), not going somewhere. So в парке is correct.

Мне is dative singular of я.

The dative case often marks the indirect experiencer or recipient:

• Мне холодно. – I am cold. (Literally: “To me it is cold.”)
• Мне нравится тёплый вечер в парке. – I like a warm evening in the park. (Literally: “A warm evening in the park is pleasing to me.”)

So dative here marks the person who feels the liking.

Yes, Russian allows flexible word order, but the nuance changes slightly:

• Мне нравится тёплый вечер в парке.
  – Neutral; focus a bit more on what you like.

• Тёплый вечер в парке мне нравится.
  – Slight emphasis on тёплый вечер в парке (as opposed to something else).

• Мне в парке нравится тёплый вечер.
  – Emphasizes в парке (in the park, not somewhere else).

All are grammatically correct; context and intonation decide what sounds most natural.

• Мне нравится тёплый вечер в парке.

  • Focus on one warm evening (or the idea of a warm evening in general, as a singular concept).

• Мне нравятся тёплые вечера в парке.

  • Focus on many warm evenings (repeated situations, multiple evenings).

Grammatically:

• вечер (singular) → нравится (singular)
• вечера (plural) → нравятся (plural)

You use the past form понравиться:

• Мне понравился тёплый вечер в парке.

Analysis:

• Мне – dative (“to me”)
• понравился – past masculine singular (because вечер is masculine singular)
• тёплый вечер в парке – subject (the thing that pleased you)

Present vs. past:

• Мне нравится… – I like / I am liking now (general or current).
• Мне понравился… – I liked it (at some specific time, it pleased me).

Stresses (marked in caps):

• Мне нРАвится ТЁплый ВЕчер в ПАРке.

Details:

• мне – mnye (one syllable, no stress mark needed; it’s always stressed as the only syllable)
• нравится – нРАвится (NRAV-it-sya), stress on the first syllable, not нравИтся
• тёплый – ТЁплый (TYOP-lyy), stress on тё
• вечер – ВЕчер (VYE-cher), stress on ве
• парке – ПАРке (PAR-ke), stress on пар

Also, ё in тёплый is always stressed and pronounced like “yo”. In normal printed Russian, ё is often written as е, but the pronunciation stays “tyóplyy.”

The most natural options:

• Мне очень нравится тёплый вечер в парке. – I really like a warm evening in the park.
• Мне нравится тёплый вечер в парке очень. – possible, but more poetic/unusual; strong emphasis on очень at the end.

Other placements (like Мне нравится очень тёплый вечер в парке) change the meaning slightly (“a very warm evening” instead of “like very much”). The safest and most common is:

• Мне очень нравится тёплый вечер в парке.