Learn Hardcore Italian: Anche tu ne avrai bisogno quando il sole diventerà fortissimo a mezzogiorno. - You will need one too when the sun gets very strong at noon.

Ne is a clitic pronoun that replaces di + noun; it means “of it” or “of that.” In Italian you say “avere bisogno di qualcosa” (“to need something”). When you replace di qualcosa with a pronoun, ne goes before the verb: ne avrai bisogno = “you will need it/of it.”

Why is ne placed before avrai and not attached at the end?

In simple tenses (present, future, imperfect, etc.) clitic pronouns precede the verb:

avrai bisogno → ne avrai bisogno
Only in infinitives, gerunds, or imperatives can you often attach a pronoun (e.g. “voglio prenderti” or “prenditi”).

Why are both verbs in the future tense (avrai bisogno, diventerà)?

They describe two events set in the future:

il sole diventerà fortissimo: the sun will become extremely strong
tu ne avrai bisogno: you will need it when that happens
Italian often uses the future tense in both clauses of a time-dependent statement introduced by quando.

Can I use the present tense instead (e.g. “ne hai bisogno”)?

Yes, but it changes the nuance:

Ne hai bisogno quando il sole diventa fortissimo suggests a general, habitual truth (“you need it whenever the sun gets strong”).
The original future version refers to a specific upcoming moment (“you will need it when the sun gets really strong at noon”).

What function does quando serve here?

Quando is a subordinating conjunction meaning “when.” It introduces the time clause quando il sole diventerà fortissimo a mezzogiorno. In Italian, the verb in the main clause can mirror the tense of the time clause or follow sequence-of-tenses rules as here.

Why is it a mezzogiorno and not just mezzogiorno?

When indicating a point in time, Italian usually uses the preposition a + hour:

a mezzogiorno = “at noon,”
alle tre = “at three o’clock.”
Omitting a is possible in headlines or very formal schedules, but everyday speech prefers a mezzogiorno.

What does fortissimo mean and how is it formed?

Fortissimo is the absolute superlative of forte (strong). You form it by adding -issimo/-issima to the adjective stem, intensifying the meaning:

forte → fortissimo = “very/ extremely strong.”

Could I say tu ne avrai bisogno anche instead of anche tu ne avrai bisogno?

You can rearrange anche but the emphasis shifts:

Anche tu ne avrai bisogno stresses “you too will need it.”
Tu ne avrai bisogno anche sounds odd: it might imply “you will need it also (besides something else),” and it’s less natural. The usual order is to place anche immediately before the element it emphasizes.

Why is there a definite article in il sole?

In Italian, celestial bodies often take a definite article:

il sole (the sun),
la luna (the moon).
This is standard usage, even though in English we say “sun” without “the” in general statements.