There has been a long spell of dry weather.

干旱天气已持续很长一段时间了。

《柯林斯英汉双解大词典》

Exceptionally dry weather over the past year had cut agricultural production.

过去一年里异常干旱的气候降低了农业产量。

《柯林斯英汉双解大词典》

The road parched up with dry weather.

干燥的天气使道路干透了。

《新英汉大辞典》

Professor Cook says the tree-ring records show periods of wet and dry weather.

VOA: special.2010.05.25

They were chokingly dusty in dry weather and impassably muddy in the rain.

VOA: special.2010.11.25

Researchers also blame long periods of dry weather and heavy rain.

VOA: special.2009.05.05

With continued high temperatures and dry weather, L.A. has been on fire watch all week.

NPR: L.A. Fires Force Evacuation of Park, Zoo

The punchline: warm weather is good for search traffic, but dry weather helps, too.

FORBES: When Online House Hunting Heats Up Across America

Even this tough plant requires some help under the unusually dry weather this year, however.

CNN: Fighting the desert one tree at a time