How to Say "unpredictable" in Spanish
The most common Spanish word for “unpredictable” is “impredecible” — use this word when referring to anything (weather, events, situations, or even a person's general behavior) that cannot be known or forecast in advance.
impredecible
eem-preh-deh-SEE-blehimpɾeðeˈsiβle

Examples
El futuro de la economía es impredecible.
The future of the economy is unpredictable.
El clima de esta ciudad es muy impredecible.
The weather in this city is very unpredictable.
Mi gato tiene un carácter impredecible; a veces muerde sin avisar.
My cat has an unpredictable personality; sometimes he bites without warning.
La bolsa de valores es totalmente impredecible a corto plazo.
The stock market is totally unpredictable in the short term.
One Form for All
This adjective ends in '-e', which means it stays the same whether you are describing a masculine noun (el niño) or a feminine noun (la niña).
Making it Plural
To describe more than one thing, simply add an '-s' to the end: 'impredecibles'.
Gender confusion
Mistake: “La situación es impredecibla.”
Correction: La situación es impredecible. Adjectives ending in '-e' don't change to '-a' for feminine words.
inestable
ee-nes-TAH-blehinesˈtaβle

Examples
Su carácter inestable a veces dificulta la relación.
Their unstable character sometimes makes the relationship difficult.
Últimamente se siente emocionalmente inestable.
Lately, they feel emotionally unstable.
General Unpredictability vs. Emotional Instability
Related Translations
Learn Spanish with Inklingo
Interactive stories, personalized learning, and more.

