Translation guide
Ways to express very high temperatures in Japanese, from everyday hot weather to dangerous heat waves.
Describing uncomfortably or dangerously high air temperature or weather conditions.
Standard term for extreme heat or intense summer heat, often used in weather forecasts and news.
It will be extremely hot today.
Severe heat, often implying harsh or unbearable conditions. Slightly more intense than 猛暑.
A day with a maximum temperature of 35°C or above, a specific meteorological term.
Heat wave, used in news and scientific contexts.
Describing extreme heat radiating from things like fire, sun, or hot surfaces.
Referring to medical conditions caused by extreme heat.
Casual and colloquial ways to say it's extremely hot.
Too hot. Simple and common way to express that the heat is excessive.
猛暑 is the standard term for extreme summer heat, often used in forecasts. 酷暑 implies more severe, harsh heat. 灼熱 refers to scorching, burning heat from a source like the sun or fire, and is more vivid.
Extreme heat continues.
The extreme heat caused many people to suffer from heat stroke.
This summer, severe heat has been continuing.
明日は猛暑日になる見込みです。
Tomorrow is expected to be an extremely hot day.
A heat wave hit Europe.
Scorching heat, often used for the sun, fire, or burning-hot objects. Conveys a sense of blazing intensity.
Work under the scorching sun.
Blazing heat, somewhat literary. Used for extreme heat like that from flames.
It's a hellish, blazing heat.
Heat stroke or heat illness. The general term for health problems caused by overheating.
Please be careful of heat stroke.
Sunstroke, specifically caused by direct exposure to sunlight. Often used interchangeably with 熱中症 in casual speech.
I collapsed from sunstroke.
It's too hot today to go outside.
So hot I could die. A hyperbolic, colloquial expression for extreme heat.
It was a day so hot I could die.
Scorching heat, literally 'searing heat'. Vivid and descriptive.
I walked in the scorching heat.
I can't sleep because of the severe heat.
A scorching desert.
Avoid literal translations like '極端な熱' (extreme heat) for weather; it sounds unnatural. Use 猛暑 or 酷暑 instead.
灼熱の太陽の下で働いた。
We worked under the extreme heat of the sun.