hitterish
adj.— «“How many years did you hear that a lefty could never win at Fenway? It’s not true.” In July and August, when the air is conducive to what the late Ned Martin referred to as hitterish weather, the wind blows from the Southwest, toward The Wall.» —“Wild weather, no wild games” by Alan Greenwood Nashua Telegraph (New Hampshire) Apr. 14, 2007. (source: Double-Tongued Dictionary)
Further reading
In 1916, a small-town newspaper in Pennsylvania printed a fanciful item about a local gathering with a guest list that included, among others, Miss Ella Vader, Mr. Ray Zor, and other punny names. This is part of a complete episode. Transcript of...
A Philadelphia, Pennsylvania, listener has been pondering the saying It’s an ill wind that blows nobody good, and specifically whether she uses it correctly. The expression usually appears as It’s an ill wind that blows nobody any good, means that...
Cites for “hitterish” back to 1927 here, though this is the first I’ve seen the word applied to weather.