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Custer County, SD Weather Forecast
Custer County, SD Weather Forecast Dated: 938 PM Wed Aug 12 2026 (Custer County Time)
Wed, 12th Lo: 13°C56°F Hi: 27°C81°F |
Sunny Wednesday, temperatures as high as 81°F27°C, low temperature around 56°F13°C, chance of rain 57%, wind out of the ENE 16 mph25 km/h. Barometric pressure 29.85 in1011 mb, visibility 6 mi10 km, humidity 63%. |
Thu, 13th Lo: 13°C56°F Hi: 20°C67°F |
Chance of showers Thursday, temperatures as high as 67°F20°C, low temperature around 56°F13°C, chance of rain 75%, wind out of the E 13 mph20 km/h. Barometric pressure 29.97 in1015 mb, visibility 4 mi7 km, humidity 84%. |
| Fri, 14th Lo: 14°C58°F Hi: 26°C79°F |
Sunny Friday, temperatures as high as 79°F26°C, low temperature around 58°F14°C, chance of rain 19%, wind out of the WSW 10 mph17 km/h. Barometric pressure 29.94 in1014 mb, visibility 5 mi8 km, humidity 71%. |
| Sat, 15th Lo: 14°C56°F Hi: 24°C75°F |
Chance of showers Saturday, temperatures as high as 75°F24°C, low temperature around 56°F14°C, chance of rain 80%, wind out of the SSW 8 mph12 km/h. Barometric pressure 30.09 in1019 mb, visibility 6 mi9 km, humidity 77%. |
| Sun, 16th Lo: 14°C58°F Hi: 28°C82°F |
Sunny Sunday, temperatures as high as 82°F28°C, low temperature around 58°F14°C, chance of rain 57%, wind out of the W 12 mph19 km/h. Barometric pressure 30.09 in1019 mb, visibility 6 mi10 km, humidity 63%. |
| Mon, 17th Lo: 16°C61°F Hi: 31°C88°F |
Sunny Monday, temperatures as high as 88°F31°C, low temperature around 61°F16°C, chance of rain 17%, wind out of the WNW 11 mph17 km/h. Barometric pressure 29.94 in1014 mb, visibility 6 mi10 km, humidity 41%. |
| Tue, 18th Lo: 14°C58°F Hi: 27°C81°F |
Sunny Tuesday, temperatures as high as 81°F27°C, low temperature around 58°F14°C, chance of rain 36%, wind out of the NNW 10 mph17 km/h. Barometric pressure 29.83 in1010 mb, visibility 6 mi10 km, humidity 53%. |
| Wed, 19th Lo: 11°C52°F Hi: 17°C63°F |
Chance of showers Wednesday, temperatures as high as 63°F17°C, low temperature around 52°F11°C, chance of rain 86%, wind out of the N 11 mph17 km/h. Barometric pressure 29.97 in1015 mb, visibility 6 mi10 km, humidity 85%. |
| Thu, 20th Lo: 10°C49°F Hi: 23°C73°F |
Sunny Thursday, temperatures as high as 73°F23°C, low temperature around 49°F10°C, chance of rain 3%, wind out of the NW 8 mph13 km/h. Barometric pressure 30.03 in1017 mb, visibility 6 mi10 km, humidity 54%. |
| Fri, 21st Lo: 14°C58°F Hi: 29°C84°F |
Sunny Friday, temperatures as high as 84°F29°C, low temperature around 58°F14°C, chance of rain 1%, wind out of the W 11 mph18 km/h. Barometric pressure 30.03 in1017 mb, visibility 6 mi10 km, humidity 34%. |
| Sat, 22nd Lo: 17°C63°F Hi: 32°C89°F |
Sunny Saturday, temperatures as high as 89°F32°C, low temperature around 63°F17°C, chance of rain 1%, wind out of the SW 10 mph16 km/h. Barometric pressure 29.97 in1015 mb, visibility 6 mi10 km, humidity 26%. |
| Sun, 23rd Lo: 19°C66°F Hi: 32°C89°F |
Sunny Sunday, temperatures as high as 89°F32°C, low temperature around 66°F19°C, wind out of the NNW 9 mph15 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 27%. |
| Mon, 24th Lo: 17°C62°F Hi: 28°C83°F |
Sunny Monday, temperatures as high as 83°F28°C, low temperature around 62°F17°C, chance of rain 2%, wind out of the ENE 11 mph17 km/h. Barometric pressure 29.97 in1015 mb, visibility 6 mi10 km, humidity 39%. |
| Tue, 25th Lo: 18°C64°F Hi: 28°C83°F |
Sunny Tuesday, temperatures as high as 83°F28°C, low temperature around 64°F18°C, chance of rain 2%, wind out of the NE 10 mph17 km/h. Barometric pressure 30.03 in1017 mb, visibility 6 mi10 km, humidity 46%. |
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