Applied to countryside or conditions
dreary, desolate, bare, cheerless, wild, exposed, barren, blank, disheartening, weary, melancholy, lonely, flat, somber, grim, distressing, depressing, comfortless, hopeless, drear, joyless, uninviting, dull, sad, mournful, monotonous, waste, gloomy, dismal, unsheltered, windswept, treeless, frowning, blighted, blasted, unpopulated, desert, deserted, fog-hung, craggy, scorched, stony, burned (over), denuded, bombed, deforested, bulldozed, cleared, frozen.
Antonyms verdant, green*, fruitful.
Applied to atmosphere
chill, windy, stormy, boisterous, cold, piercing, cutting, wintry, keen, biting, icy, hiemal, shivery, boreal, bitter, rigorous, chilly, nipping, severe, raw, freezing, inclement, frosty, pinching, glacial, polar, arctic, sharp, harsh, dank, foul, murky, misty, foggy, brumous.
Antonyms mild*, pleasant, sunny.