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How Loud Is Thunder?

120 dB
Thunder  ·  Extreme

A close thunderclap can reach the threshold of pain.

Hearing risk: At or past the pain threshold — risk of immediate, permanent damage.
Safe exposure: 8.9 seconds per day (NIOSH).

⏱️ Safe Listening Time

How Thunder compares

FAQ

How many decibels is thunder?

Thunder is about 120 dB — a extreme level. At or past the pain threshold — risk of immediate, permanent damage.

Is thunder dangerous to your hearing?

At about 120 dB, safe exposure is roughly 8.9 seconds per day before hearing damage risk rises. Limit time or wear protection.

How long can I safely be exposed to 120 dB?

About 8.9 seconds per day, based on NIOSH guidance (85 dB limit, 3 dB exchange rate).

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Decibel values are typical dBA approximations and vary with distance, model and environment. Informational only — not medical advice.