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.
The hottest days at Rochester mostly have highs in the 80s Fahrenheit. Just five days a summer on average reach into the 90s F (over 31 Â°C). July sees the most days with 80 and 90-degree weather. Days per month in Rochester of at least 60, 70 or 80 Â°F.