Usage note
阴用来描述天空没有阳光，看起来比较暗的情况。
yīn lái míng shuō kě yǐ xiě chū tiān kòng méiyǒu yáng guāng, kàn qǐ lái bìng jiào dǎ bàn de kuàng jí.
阴 is used to describe the sky without sunlight, looking somewhat dark.
Context note
阴这个词常用于描述天气状况，比如阴天、阴雨天等。
yīn zhè gè cí cháng yòng yú miáo huì tiān qì kuàng zhuàng, bǐ rú yīn tiān、yīn yǔ tiān děng.
This word is commonly used to describe weather conditions, such as overcast and rainy days.
5 examples
今天天气阴沉。
jīn tiān tiān qì yīn chén。
Today's weather is overcast.
他喜欢在阴天散步。
tā xǐ huan zài yīn tiān sàn bù。
He likes to take a walk on an overcast day.
阴雨连绵不断。
yīn yǔ lián mián bú duàn。
Continuous rainy and overcast weather.
今天没有阳光，天气很阴。
jīn tiān méi yǒu yáng guāng， tiān qì hěn yīn。
There is no sunlight today, the weather is very overcast.
他觉得阴天比较适合看书。
tā jué de yīn tiān bǐ jiào shì hé kàn shū。
He thinks an overcast day is better for reading books.
5 mini stories
今天早上天气很阴，妈妈带我去看书。
jīn tiān zǎo shàng tiān qì hěn yīn， mā ma dài wǒ qù kàn shū。
This morning, the weather was very overcast, and my mom took me to read some books.
外面阴沉沉的，我们决定不出去玩了。
wài miàn yīn chén chén de， wǒ men jué dìng bù chū qù wán le。
It was overcast outside, so we decided not to go out to play.
他喜欢在阴天的时候听音乐。
tā xǐ huan zài yīn tiān de shí hòu tīng yīn yuè。
He likes to listen to music on an overcast day.
今天天气很阴，我们决定在家里看电影。
jīn tiān tiān qì hěn yīn， wǒ men jué dìng zài jiā lǐ kàn diàn yǐng。
Today's weather was very overcast, so we decided to stay at home and watch a movie.
外面阴雨连绵，他撑着伞走在路上。
wài miàn yīn yǔ lián mián， tā chēng zhe sǎn zǒu zài lù shang。
It was continuously rainy and overcast outside, he walked on the road with an umbrella.
Mini dialogue
今天天气
A
今天天气怎么样？
Jīntiān tiānqì zěnme yàng?
How is the weather today?
B
今天是阴天，没有太阳。
Jīntiān shì yīntiān, méiyǒu tàiyáng.
Today is overcast, there is no sun.
要下雨吗
A
天很阴，会下雨吗？
Tiān hěn yīn, huì xià yǔ ma?
It's very overcast, will it rain?
B
可能，我们带伞吧。
Kěnéng, wǒmen dài sǎn ba.
Maybe, let's bring an umbrella.
Related words and contrasts
opposite
晴
qíng
sunny
opposite of overcast
similar
多云
duō yún
cloudy
similar weather with clouds