Rusting of steel also is greater at humidity levels above 50%. If the basement is cooler than outside temperature, and that is virtually certain in the Summer, the relative humidity in the basement will be higher than outside.usting of steel also is greater at humidity levels above 50%. If the basement is cooler than outside temperature, and that is virtually certain in the Summer, the relative humidity in the basement will be higher than outside.
Los Angeles: Annual Weather Averages. July is the hottest month in Los Angeles with an average temperature of 22Â°C (72Â°F) and the coldest is January at 13Â°C (55Â°F) with the most daily sunshine hours at 13 in August. The wettest month is January with an average of 79mm of rain.
Every day in Los Angeles normally warms to over 50 Â°F (10 Â°C), and most reach 60 Â°F (16 Â°C). Los Angeles averages 21 days a year when the thermometer climbs into the 90s Â°F (over 32 Â°C). Some years also have a day or two of 100-degree weather (over 38 Â°C). The thermometer dips to 40 Â°F (4 Â°C) or below on an average of 5 nights a year. Los Angeles doesn't usually get cold enough for frost.