Historical weather data, all-time temperature records, and monthly climate averages for Dover, OH. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4 in Dover runs a wide gamut — highs have swung from a frigid 8° in 1995 to a shirt-sleeve 75° back in 1991. Today's average sits at a mild 58° high and 32° low, though there's a coin-flip chance of rain. Snow is nearly off the table, with only a 3% shot.
Dover's weather history has some teeth to it. The thermometer has reached a brutal 103° in July 1988 and cratered to -33° in January 1994 — a 136-degree swing between extremes. Even spring isn't safe: the snowiest single day on record, a 12-inch dump, came on April 3, 1987.
Dover's peak warmth clusters tightly around early July, when average highs hit 86°, while mid-January bottoms out around 34°. If you're trying to dodge rain, avoid late June through early July — that's the wettest stretch of the year, averaging over an inch per week. Spring and fall offer the most comfortable shoulder seasons before the humidity of summer sets in.