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Sylvan Lake, SD Weather Forecast
Sylvan Lake, SD Weather Forecast Dated: 102 AM Sat Aug 01 2026 (Sylvan Lake Time)
Sat, 1st Lo: 15°C58°F Hi: 33°C91°F |
Sunny Saturday, temperatures as high as 91°F33°C, low temperature around 58°F15°C, chance of rain 1%, wind out of the SSW 10 mph15 km/h. Barometric pressure 29.97 in1015 mb, visibility 6 mi10 km, humidity 34%. |
| Sun, 2nd Lo: 20°C68°F Hi: 36°C97°F |
Sunny Sunday, temperatures as high as 97°F36°C, low temperature around 68°F20°C, chance of rain 1%, wind out of the WNW 11 mph18 km/h. Barometric pressure 29.71 in1006 mb, visibility 6 mi10 km, humidity 25%. |
| Mon, 3rd Lo: 15°C58°F Hi: 27°C81°F |
Sunny Monday, temperatures as high as 81°F27°C, low temperature around 58°F15°C, chance of rain 1%, wind out of the N 15 mph24 km/h. Barometric pressure 29.77 in1008 mb, visibility 6 mi10 km, humidity 26%. |
| Tue, 4th Lo: 9°C49°F Hi: 22°C72°F |
Sunny Tuesday, temperatures as high as 72°F22°C, low temperature around 49°F9°C, chance of rain 2%, wind out of the ENE 12 mph19 km/h. Barometric pressure 30.06 in1018 mb, visibility 6 mi10 km, humidity 35%. |
Wed, 5th Lo: 10°C49°F Hi: 21°C70°F |
Chance of showers Wednesday, temperatures as high as 70°F21°C, low temperature around 49°F10°C, chance of rain 73%, wind out of the SE 7 mph11 km/h. Barometric pressure 29.94 in1014 mb, visibility 6 mi10 km, humidity 76%. |
| Thu, 6th Lo: 13°C55°F Hi: 29°C83°F |
Sunny Thursday, temperatures as high as 83°F29°C, low temperature around 55°F13°C, chance of rain 36%, wind out of the S 11 mph17 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 46%. |
| Fri, 7th Lo: 11°C52°F Hi: 29°C84°F |
Sunny Friday, temperatures as high as 84°F29°C, low temperature around 52°F11°C, chance of rain 36%, wind out of the ESE 12 mph20 km/h. Barometric pressure 29.83 in1010 mb, visibility 6 mi10 km, humidity 55%. |
| Sat, 8th Lo: 16°C61°F Hi: 35°C95°F |
Sunny Saturday, temperatures as high as 95°F35°C, low temperature around 61°F16°C, chance of rain 1%, wind out of the WSW 14 mph23 km/h. Barometric pressure 29.68 in1005 mb, visibility 6 mi10 km, humidity 41%. |
| Sun, 9th Lo: 13°C55°F Hi: 28°C82°F |
Sunny Sunday, temperatures as high as 82°F28°C, low temperature around 55°F13°C, chance of rain 57%, wind out of the ENE 11 mph18 km/h. Barometric pressure 29.8 in1009 mb, visibility 6 mi10 km, humidity 55%. |
| Mon, 10th Lo: 12°C53°F Hi: 16°C60°F |
Light rain shower Monday, temperatures as high as 60°F16°C, low temperature around 53°F12°C, chance of rain 91%, wind out of the ESE 8 mph13 km/h. Barometric pressure 29.97 in1015 mb, visibility 5 mi8 km, humidity 94%. |
Tue, 11th Lo: 13°C55°F Hi: 15°C58°F |
Fog Tuesday, temperatures as high as 58°F15°C, low temperature around 55°F13°C, chance of rain 86%, wind out of the E 5 mph8 km/h. Barometric pressure 30.06 in1018 mb, visibility 3 mi5 km, humidity 95%. |
| Wed, 12th Lo: 12°C54°F Hi: 26°C79°F |
Chance of showers Wednesday, temperatures as high as 79°F26°C, low temperature around 54°F12°C, chance of rain 54%, wind out of the S 15 mph24 km/h. Barometric pressure 29.91 in1013 mb, visibility 4 mi7 km, humidity 76%. |
| Thu, 13th Lo: 15°C58°F Hi: 31°C87°F |
Sunny Thursday, temperatures as high as 87°F31°C, low temperature around 58°F15°C, chance of rain 4%, wind out of the S 13 mph21 km/h. Barometric pressure 29.8 in1009 mb, visibility 6 mi9 km, humidity 59%. |
| Fri, 14th Lo: 17°C63°F Hi: 32°C90°F |
Sunny Friday, temperatures as high as 90°F32°C, low temperature around 63°F17°C, chance of rain 1%, wind out of the W 9 mph14 km/h. Barometric pressure 29.83 in1010 mb, visibility 6 mi10 km, humidity 42%. |
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