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Vancouver 12°C 54°F
Mexico City 20°C 68°F
Honolulu 27°C 81°F
11°C 52°F New York
23°C 73°F Buenos Aires
Reykjavik 7°C 45°F
London 16°C 61°F
Cairo 16°C 61°F
16°C 61°F Cape Town
1°C 34°F Moscow
25°C 77°F Kuala Lumpur
17°C 63°F Tokyo
24°C 75°F Sydney

Nodweddion a Dadansoddiad

Mae'r cynnwys hwn ar gael yn Saesneg yn unig.

Halloween forecast

Eerily mild this evening. Alex Deakin has a ghoulish forecast for trick or treaters.

Warmest UK Halloween on record

This year's Halloween is the warmest on record in the UK, with temperatures reaching as high as 23.5C, breaking the previous record of 20C.

Why do leaves change colour in Autumn?

Ever wondered why the leaves change colour in Autumn? Peter Gibbs explains why.

Fideo Rhagolwg

Rhagolwg North America Diweddarwyd 02:13, Gwener 31 Hyd Mae’r fideo yma ar gael yn Saesneg yn unig.