10-day forecast for Mellette, SD: 53° to 100°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
88°
Best day: Friday, August 14
79° · 0.61 in
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0986° / 60°0.1
Morning61°feels 61°
Afternoon82°feels 82°
Evening82°feels 80°
Overnight65°feels 65°
86 °
Mellette, Sunday, 9 August
Light rain. High 86°, low 60°.
Pressure29.83 inHg
Wind13.2 mph NE
Humidity65%
Visibility6.2 mi
Dew point66°
Mon, 10100° / 63°0.09
Morning67°feels 66°
Afternoon97°feels 96°
Evening91°feels 90°
Overnight69°feels 68°
100 °
Mellette, Monday, 10 August
Light rain. High 100°, low 63°.
Pressure29.80 inHg
Wind6.3 mph SE
Humidity32%
Visibility6.2 mi
Dew point57°
Tue, 1188° / 63°0.01
Morning66°feels 67°
Afternoon85°feels 84°
Evening83°feels 81°
Overnight67°feels 67°
88 °
Mellette, Tuesday, 11 August
Light rain. High 88°, low 63°.
Pressure29.88 inHg
Wind9.5 mph N
Humidity45%
Visibility6.2 mi
Dew point57°
Wed, 1287° / 65°0.02
Morning70°feels 69°
Afternoon85°feels 82°
Evening74°feels 73°
Overnight69°feels 68°
87 °
Mellette, Wednesday, 12 August
Light rain. High 87°, low 65°.
Pressure29.88 inHg
Wind9.4 mph N
Humidity27%
Visibility6.2 mi
Dew point48°
Thu, 1378° / 53°0
Morning59°feels 57°
Afternoon74°feels 72°
Evening74°feels 73°
Overnight62°feels 60°
78 °
Mellette, Thursday, 13 August
Clear. High 78°, low 53°.
Pressure30.15 inHg
Wind13.3 mph NE
Humidity30%
Visibility—
Dew point37°
Fri, 1488° / 55°0
Morning63°feels 61°
Afternoon84°feels 81°
Evening85°feels 82°
Overnight69°feels 67°
88 °
Mellette, Friday, 14 August
Light rain. High 88°, low 55°.
Pressure30.06 inHg
Wind11.1 mph S
Humidity21%
Visibility—
Dew point36°
Sat, 1581° / 65°0.26
Morning69°feels 68°
Afternoon73°feels 73°
Evening72°feels 73°
Overnight65°feels 65°
81 °
Mellette, Saturday, 15 August
Light rain. High 81°, low 65°.
Pressure30.03 inHg
Wind10.5 mph SE
Humidity63%
Visibility—
Dew point58°
Sun, 1679° / 64°0.61
Morning69°feels 70°
Afternoon78°feels 79°
Evening73°feels 74°
Overnight69°feels 70°
79 °
Mellette, Sunday, 16 August
Rain. High 79°, low 64°.
Pressure29.91 inHg
Wind13.5 mph SE
Humidity70%
Visibility—
Dew point66°
Mon, 1779° / 63°0
Morning65°feels 65°
Afternoon71°feels 71°
Evening77°feels 77°
Overnight67°feels 67°
79 °
Mellette, Monday, 17 August
Light rain. High 79°, low 63°.
Pressure30.03 inHg
Wind9.9 mph N
Humidity72%
Visibility—
Dew point60°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Mellette, SD around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.