Welsh words for rain

bwrw – to rain

glawio – raining
dafnu – spotting
pigo – spotting
glaw mân – drizzle
gwlithlaw – drizzle
brasfrwrw – big spaced drops
sgrympian – short sharp shower
cawodi – showering
arllwys – pouring
tollti – pouring
dymchwel – pulling down
brylymu – pouring very quickly
llifo – flooding
towlud – throwing
taflu – throwing
hegar law – fierce rain
lluwchlaw – sheets of rain
chwipio bwrw – whiplash rain
pistyllio – fountain rain
piso – pissing down
curlaw – beating rain
tywallt – absolutely bucketing
stido – thrashing down
tresio – maximum intensity
Mae hi’n brwr hen wragedd a ffyn – It’s raining old women and sticks

From Sue Clifford and Angela King (ed.), Local Distinctiveness: Place, Particularity and Identity (London: Common Ground, 1993), p. 19.