In other words, versatility is key when it comes to balancing looking good with staying comfortable over the next few months. Which is exactly why you should be reaching for a wool-blend blazer.

Whistles Natalie wool-blend blazer This dark green offering from Whistles has a refined longline silhouette and relaxed fit; the perfect partner for a pair of denim jeans and crisp white shirt.

It's made from a very versatile mix of cotton, wool, linen, and silk. It's also quite casual, so skip the trousers and wear it with jeans. Oxford Jacket ($483) by Oliver Spencer, oliverspencer.co.uk ...

Elsewhere, this Dark Green Natalie Wool Blend Blazer has been reduced from £219 to £139 in the Whistles sale, while Boden's Marylebone Wool Blazer is now half price at £90. Follow Birmingham Live: ...

The cotton, linen, and wool blend here makes this look like tweed. In reality, it's as cool as any of the other blazers in this slideshow. Burberry Slim Fit Flecked Tailored Jacket, $1,095 12/17 ...