/ˈwɛðər/
[noun] The conditions outside at a particular time, such as whether it is hot, cold, sunny, or raining. Weather changes from day to day and is different in different places around the world.
The word 'weather' shares an ancient root with 'wind' — both descend from a prehistoric word meaning 'to blow.'
The word 'weather' has been part of the English language since before records began, stretching back to Old English as 'weder', meaning the state of the atmosphere — wind, rain, storm, or calm. Old English 'weder' came from Proto-Germanic *wedram, a word that ancient Germanic tribes used to describe the forces of the sky above them. This Proto-Germanic root is itself believed to descend from the Proto-Indo-European root *we-, meaning 'to blow', which also gave rise to words for wind across many languages. The connection between blowing air and changing skies was so natural to early speakers that the same idea powered both concepts.
The Proto-Germanic *wedram spread across the family of Germanic languages in recognisable forms. Old Norse used 'veðr', Old Frisian had 'weder', Old Saxon used 'wedar', and Old High German had 'wetar' — all meaning essentially the same thing: the open air, or the condition of the sky. What is striking is how stable the word remained as it passed through these languages over centuries, changing only slightly in sound while holding firmly to its meaning. This linguistic consistency suggests that talking about weather was one of the most fundamental human activities, too important and too everyday to drift very far.
In Old English, 'weder' carried a slightly stronger sense of stormy or severe conditions than we associate with the neutral modern word. A 'weder' could be a storm or a violent bout of wind — the kind of weather that threatened ships and harvests. Over time, as Middle English settled into its patterns around the 11th to 14th centuries, 'weder' softened into 'wether' and then 'weather', broadening to describe any atmospheric condition, fair or foul. The word became democratic — it could describe a perfect summer day just as easily as a raging gale.
One of the most fascinating things about 'weather' is how it doubled as a verb and eventually produced the expression 'to weather a storm', meaning to survive or endure a difficult situation. Sailors first used this phrase literally — a ship 'weathered' a storm by keeping to the windward side and pushing through. By the 17th and 18th centuries, the metaphor had made its way inland, and people began 'weathering' financial ruin, grief, and hardship just as bravely as any mariner. The word, born from the wind, had learned to describe human resilience.
The ancient root *we-, meaning 'to blow', is a remarkable ancestor that quietly shaped the English language in multiple directions. From Proto-Indo-European *we- came the Proto-Germanic word *windaz, which became Old English 'wind', then Middle English 'wind', and finally modern English 'wind' — a direct sibling to 'weather'. The same root also flowed into Latin as 'ventus' (wind), which passed through Old French as 'vent' and gave English words like 'ventilate' and 'vent'. What began as a prehistoric human observation — air in motion — grew into an entire family of words describing the invisible forces of the natural world, with 'weather' standing as perhaps its most universally spoken descendant.