The weather forecast says rainy days will come soon, and the temperature will fall down.

天气预报说快下雨了，气温会下降。

youdao

Awakening of Insects signals a rise in temperature and increased rain fall.

惊蛰标志着气温上升，降雨量增加。

youdao

My heater is not getting any power and weatherman says the temperature is to fall below zero tonight.

我的加热器没有电了，而天气预报员说今晚气温将降到零度以下。

youdao

During spring and fall, temperature extremes in the Atacama are mitigated, and the weather in Patagonia is relatively predictable.

FORBES: Lapostolle Residence, a Chilean Wine Country Hideaway

The rise and fall in both temperature and carbon dioxide, evident in Antarctic ice cores, was at first thought to be evidence of carbon dioxide driving climate change.

WSJ: Matt Ridley on Confirmation Bias and Global Warming | Mind & Matter

Throughout, levels of different hormones rise and fall - and body temperature rises around ovulation.

BBC: Hormones in menstrual cycle 'affect asthma'