Historical weather data, all-time temperature records, and monthly climate averages for Sidney, OH. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 5 in Sidney sits in that classic Midwest in-between zone — expect a high around 56° and a low near 34°, with a coin-flip's chance of rain at 43%. The date has seen wild swings over the years, from a balmy 82° back in 1986 to a teeth-chattering 13° in 1995. Snow, at least, is off the table today.
Sidney's weather has real range — from a scorching 102° on June 26, 1988, to a brutal -31° on January 19, 1994, a spread of 133 degrees between its extremes. A single August day in 1995 dropped 4.65 inches of rain, and an early-season November storm in 1950 buried the town under 20.2 inches of snow.
Sidney's warmest stretch runs mid-July, when average highs peak at 85°, while mid-January is the coldest gauntlet with highs barely cracking 32°. If you're trying to dodge rain, avoid mid-June — it's the wettest week of the year, averaging over an inch of precip. Spring and fall offer the most comfortable shoulder-season conditions, with April and October highs in the low-to-mid 60s.