The Earth rotates once in about 24 hours with respect to the sun and once every 23 hours 56 minutes and 4 seconds with respect to the stars (see below). Earth's rotation is slowing slightly with time; thus, a day was shorter in the past.
Hourly Forecast Detailed. 1  0am:The Rochester, WA forecast for Apr 08 is 44 degrees and Clear. There is 80 percentage chance of rain and 11 mph winds from the South. 2  3am:The Rochester, WA forecast for Apr 08 is 41 degrees and Patchy rain possible. There is 89 percentage chance of rain and 9 mph winds from the South.
Rochester Weather Forecast â 10 Day. 1  Rochester 1 â 3 Day Weather Forecast Summary: Heavy rain (total 34mm), heaviest during Wed morning. Very mild (max 12.9Â°C on Wed afternoon, min 1.5Â°C on Fri night). 2  Rochester 4 â 7 Day Weather Forecast Summary: Moderate rain (total 17mm), heaviest on Mon night.