今天天氣很好，不下雨，是晴天，不冷不熱。

The weather today's great, with no rain, clear skies, and a perfect temperature.

Source: Tatoeba

Sentence Composition

1 今天 jīntiān
  1. today
  2. the present time; now
2 天氣 tiānqì weather
3 很 hěn
  1. very; quite
  2. (also, often used before an adjective without intensifying its meaning, i.e. as a meaningless syntactic element)
=4 好 hǎo
  1. good
  2. appropriate; proper
  3. all right!
  4. (before a verb) easy to
  5. (before a verb) good to
  6. (before an adjective for exclamatory effect) so
  7. (verb complement indicating completion)
  8. (of two people) close; on intimate terms
  9. (after a personal pronoun) hello
=4 好 hào to be fond of; to have a tendency to; to be prone to
5 不下 bùxià to be not less than (a certain quantity, amount etc)
=6 雨 yǔ rain

classifiers: 陣, 場
=6 雨 yù
  1. (literary) to rain
  2. (of rain, snow etc) to fall
  3. to precipitate
  4. to wet
=7 是 shì
  1. to be (followed by substantives only)
  2. correct; right; true
  3. (respectful acknowledgement of a command) very well
  4. (adverb for emphatic assertion)
=7 是 shì variant of 是 shì
8 晴天 qíngtiān
  1. clear sky
  2. sunny day
9 不冷不熱 bùlěngbùrè
  1. (of weather) mild; temperate
  2. lukewarm; tepid
  3. mild; temperate
  4. neither familiar nor distant; keeping at arm's length (of a relationship with someone)