, ▁and ▁again ▁on ▁September ▁ 2 7 , ▁ 2 0 1 0 . ▁The ▁lowest ▁temperature ▁was ▁ ▁on ▁January ▁ 2 0 , ▁ 1 9 2 2 . ▁ ▁The ▁wet test ▁year ▁was ▁ 1 9 7 8 ▁with ▁. ▁ ▁The ▁dri est ▁year ▁was ▁ 2 0 0 2 ▁with ▁. ▁ ▁The ▁greatest ▁ra inf all ▁in ▁one ▁month ▁was ▁ ▁in ▁January ▁ 1 9 6 9 , ▁including ▁a ▁record ▁ 2 4 - hour ▁ra inf all ▁of ▁ ▁on ▁January ▁ 2 0 ▁that ▁month . ▁ ▁In ▁San ▁Fernando ▁Valley , ▁the ▁highest ▁recorded ▁temperature ▁was ▁ ▁on ▁August ▁ 2 4 , ▁ 1 9 8 5 . ▁The ▁lowest ▁temperature ▁was ▁ ▁on ▁February ▁ 6 , ▁ 1 9 8 9 . ▁ ▁Snow fall ▁inside ▁the ▁city ▁of ▁Los ▁Angeles ▁is ▁rare . ▁The ▁record ▁snow fall ▁occurred ▁on ▁January ▁ 1 9 , ▁ 1 9 4 9 , ▁when ▁▁ ▁of ▁snow ▁fell ▁inside ▁city ▁limits , ▁however ▁Bur bank ▁reported ▁ 4 . 7 ▁inches . ▁Since ▁official ▁records ▁were ▁first ▁kept ▁in ▁ 1 8 7 7 , ▁the ▁dow nt own ▁Los ▁Angeles ▁weather ▁station ▁observed ▁meas urable ▁snow fall ▁three ▁times , ▁in ▁ 1 8 8 2 , ▁ 1 9 3 2 , ▁and ▁ 1 9 4 9 . ▁. ▁ ▁Santa ▁Ana ▁W inds ▁ ▁The ▁Santa ▁Ana ▁wind s ▁are ▁strong , ▁extremely ▁dry ▁off