Травень — теплий місяць.

In Ukrainian, the verb to be is usually omitted in the present tense in simple statements like this.

So:

• Травень — теплий місяць = May is a warm month

The dash shows the link between the subject and the predicate, where English would use is.

A very literal breakdown is:

• Травень = May
• теплий місяць = a warm month

This kind of sentence is very common in Ukrainian.

Yes, you can, but it sounds more formal or bookish.

Compare:

• Травень — теплий місяць → the most natural everyday version
• Травень є теплим місяцем → more explicit, more formal

Notice that if you use є, the predicate is usually put in the instrumental case:

• теплим місяцем = a warm month in instrumental

So you should not normally say:

• Травень є теплий місяць ✘

The standard form with є is:

• Травень є теплим місяцем ✔

Both are in the nominative singular.

• Травень is the subject, so nominative makes sense.
• In this kind of present-tense sentence with an omitted to be, the predicate noun is also often in the nominative:
  • місяць

So the structure is basically:

• Травень = nominative singular
• теплий місяць = nominative singular predicate phrase

Because it agrees with місяць, which is a masculine singular noun.

In Ukrainian, adjectives must agree with the noun they describe in:

• gender
• number
• case

Here:

• місяць = masculine, singular, nominative
• so теплий must also be masculine, singular, nominative

That is why you get:

• теплий місяць

not:

• тепла місяць ✘
• тепле місяць ✘

Grammatically, теплий directly describes місяць, and the whole phrase теплий місяць functions as the predicate.

So the sentence means:

• May is a warm month

Not literally:

• May is warm
  even though the idea is related.

If you wanted the simpler idea May is warm, you could say:

• Травень теплий
• or more naturally for weather: У травні тепло = It is warm in May

A rough English-friendly pronunciation is:

• TRAH-venʹ

A few helpful points:

• the stress is on the first syllable: ТРА-вень
• ь is the soft sign; it does not make its own sound
• instead, it makes the final н sound soft

So the end is not a hard n, but a softer nʹ sound.

If you are also wondering about місяць, a rough guide is:

• MEE-syatsʹ

Again, the final consonant is softened.

The soft sign ь does not represent a vowel or a separate consonant. Its job is to soften the consonant before it.

So in Травень:

• нь is a soft n

This is important because Ukrainian distinguishes between hard and soft consonants.

The same idea appears in many Ukrainian words, and English speakers often need time to get used to hearing and producing it.

Normally, month names are not capitalized in Ukrainian.

So usually you write:

• травень
• червень
• липень

In this sentence, Травень is capitalized only because it is the first word of the sentence.

This is different from English, where month names are always capitalized.

Because Ukrainian has no articles like English a/an/the.

So:

• теплий місяць can mean a warm month or sometimes the warm month, depending on context

Ukrainian relies on context, word order, and emphasis instead of articles.

That is very normal, and English speakers often notice it right away.

Yes, Ukrainian word order is fairly flexible, but this version is the most neutral and natural:

• Травень — теплий місяць

If you change the order, the meaning may stay similar, but the emphasis changes.

For example:

• Теплий місяць — травень
  This sounds more marked, as if you are identifying which month is warm.

• Травень — місяць теплий
  This sounds unusual, literary, or contrastive.

So for a learner, Травень — теплий місяць is the best standard pattern to remember.

Yes. Місяць can mean:

• month
• moon

In modern everyday language, month is the most common meaning of місяць in ordinary contexts. The meaning moon also exists and is common enough to understand, especially in literary, poetic, or astronomical contexts.

In this sentence, the meaning is clearly month because of the context:

• теплий місяць = a warm month

A warm moon would not make sense here.