Welsh Weather: Words & Phrases for Everyday Use

Welsh weather is known for being whimsical. One minute the sun might be shining and the next it could be pouring with rain. In fact, it isn’t unheard of to experience snow, wind, rain and sunshine all in the same day.

welsh weather words and phrases

In this article, we’ve listed all the most important weather related words and phrases you’ll need to talk about the tywydd (weather) in Welsh. If you can think of any others that should appear on this list, please feel free to leave me a comment below! 🙂


Weather Questions in Welsh

Sut mae’r tywydd tu allan?

What’s the weather like outside?


Sut mae’r tywydd bore ‘ma / p’nawn ‘ma / heno?

What’s the weather like this morning / this afternoon / this evening?


Sut oedd y tywydd ddoe?

What was the weather like yesterday?


Sut fydd y tywydd yfory?

What will the weather be like tomorrow?


Beth yw’r tymheredd? Beth ydy’r tymheredd?

What’s the temperature?


Welsh Words & Phrases for Warm and Sunny Weather

cynnes = warm | poeth = hot | trymedd = humid |
heulog = sunny | braf = fine | haul = sun

Mae hi’n gynnes. = It is warm.
Roedd hi’n gynnes. = It was warm.
Bydd hi’n gynnes.
= It will be warm.

Mae hi’n boeth. = It is hot.
Roedd hi’n boeth. = It was hot.
Bydd hi’n boeth. = It will be hot.

Mae hi’n drymedd. = It is humid.
Roedd hi’n drymedd. = It was humid.
Bydd hi’n drymedd. = It will be humid.

Mae hi’n heulog. = It is sunny.
Roedd hi’n heulog. = It was sunny.
Bydd hi’n heulog. = It will be sunny.

Mae hi’n braf. = It is fine.
Roedd hi’n braf. = It was fine.
Bydd hi’n braf. = It will be fine.

Mae’r haul allan. / Mae’r haul mas. = The sun is out.


Welsh Words & Phrases for Cloudy and Rainy Weather

glaw = rain | cymylog = cloudy | cwmwl = cloud |
mwyn = mild | tamp = damp | niwlog = foggy |
niwl = fog | stormus = stormy | storm = storm

Mae hi’n bwrw glaw. = It’s raining.
Roedd hi’n bwrw glaw. = It was raining.
Bydd hi’n bwrw glaw. = It will be raining.

Discover all the ways of talking about rain in our dedicated article!

Mae hi’n gymylog. = It’s cloudy.
Roedd hi’n gymylog. = It was cloudy.
Bydd hi’n gymylog. = It will be cloudy.

Mae hi’n fwyn. = It’s mild.
Roedd hi’n fwyn. = It was mild.
Bydd hi’n fwyn. = It will be mild.

Mae hi’n damp. = It’s damp.
Roedd hi’n damp. = It was damp.
Bydd hi’n damp. = It will be damp.

Mae hi’n niwlog. = It’s foggy.
Roedd hi’n niwlog. = It was foggy.
Bydd hi’n niwlog. = It will be foggy.

Mae hi’n stormus. = It’s stormy.
Roedd hi’n stormus. = It was stormy.
Bydd hi’n stormus. = It will be stormy.


Welsh Words & Phrases for Cold and Snowy Weather

oer = cold | rhewi = freezing | rhew = ice | ias = cold |
rhewllyd = chilly | llithrig = slippery | eira = snow |
cenllysg = hail | eirlaw = sleet | gwyntog = windy | gwynt = wind

Mae hi’n oer. = It is cold.
Roedd hi’n oer. = It was cold.
Bydd hi’n oer. = It will be cold.

Mae hi’n rhewi. = It’s freezing.
Roedd hi’n rhewi. = It was freezing.
Bydd hi’n rhewi. = It will be freezing.

Mae hi’n rhynllyd. = It’s chilly.
Roedd hi’n rhynllyd. = It was chilly.
Bydd hi’n rhynllyd. = It will be chilly.

Mae ‘na ias ynddi. = It’s chilly.
Roedd ‘na ias ynddi. = It was chilly.
Bydd ‘na ias ynddi. = It will be chilly.

Mae hi’n rhewllyd. = It’s icy.
Roedd hi’n rhewllyd. = It was icy.
Bydd hi’n rhewllyd. = It will be icy.

Mae hi’n llithrig. = It’s slippery.
Roedd hi’n llithrig. = It was slippery.
Bydd hi’n llithrig. = It will be slippery.

Mae hi’n bwrw eira. = It’s snowing.
Roedd hi’n bwrw eira. = It was snowing.
Bydd hi’n bwrw eira. = It will be snowing.

Mae hi’n bwrw cenllysg. = It’s hailing.
Roedd hi’n bwrw cenllysg. = It was hailing.
Bydd hi’n bwrw cenllysg. = It will be hailing.

Mae hi’n bwrw eirlaw. = It’s sleeting.
Roedd hi’n bwrw eirlaw. = It was sleeting.
Bydd hi’n bwrw eirlaw. = It will be sleeting.

Mae hi’n wyntog. = It’s windy.
Roedd hi’n wyntog. = It was windy.
Bydd hi’n wyntog. = It will be windy.


About The Author

Heather is passionate about everything language-related. Born and raised in Toronto, Canada, she holds a TEFL certification from Aberystwyth University and a Bachelor's degree in Linguistics from the University of Western Ontario. Along with her native English, she speaks Italian, Welsh, and a smattering of Japanese and French.