10-day forecast for Ralph, SD: 34° to 75°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
75°
Best day: Saturday, October 17
43° · 0.05 in
Worst day: Saturday, October 24
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1865° / 47°0
Morning50°feels 45°
Afternoon65°feels 63°
Evening52°feels 49°
Overnight51°feels 49°
65 °
Ralph, Sunday, 18 October
Overcast. High 65°, low 47°.
Pressure30.09 inHg
Wind10.5 mph N
Humidity36%
Visibility6.2 mi
Dew point36°
Mon, 1961° / 41°0
Morning42°feels 36°
Afternoon61°feels 59°
Evening51°feels 49°
Overnight44°feels 40°
61 °
Ralph, Monday, 19 October
Clear. High 61°, low 41°.
Pressure30.15 inHg
Wind12.4 mph SE
Humidity49%
Visibility6.2 mi
Dew point38°
Tue, 2067° / 44°0
Morning44°feels 40°
Afternoon65°feels 63°
Evening55°feels 54°
Overnight45°feels 41°
67 °
Ralph, Tuesday, 20 October
Clear. High 67°, low 44°.
Pressure29.97 inHg
Wind7.6 mph SE
Humidity61%
Visibility6.2 mi
Dew point47°
Wed, 2162° / 46°0
Morning49°feels 45°
Afternoon55°feels 54°
Evening55°feels 55°
Overnight48°feels 45°
62 °
Ralph, Wednesday, 21 October
Overcast. High 62°, low 46°.
Pressure30.21 inHg
Wind9.4 mph NW
Humidity79%
Visibility—
Dew point47°
Thu, 2269° / 49°0
Morning54°feels 50°
Afternoon65°feels 64°
Evening64°feels 63°
Overnight60°feels 59°
69 °
Ralph, Thursday, 22 October
Overcast. High 69°, low 49°.
Pressure29.97 inHg
Wind12.7 mph SE
Humidity64%
Visibility—
Dew point51°
Fri, 2375° / 50°0.01
Morning65°feels 64°
Afternoon74°feels 73°
Evening65°feels 63°
Overnight53°feels 51°
75 °
Ralph, Friday, 23 October
Light rain. High 75°, low 50°.
Pressure29.38 inHg
Wind26.8 mph SW
Humidity32%
Visibility—
Dew point42°
Sat, 2443° / 36°0.05
Morning38°feels 26°
Afternoon37°feels 25°
Evening36°feels 25°
Overnight36°feels 25°
43 °
Ralph, Saturday, 24 October
Light snow. High 43°, low 36°.
Pressure30.06 inHg
Wind31.5 mph W
Humidity92%
Visibility—
Dew point35°
Sun, 2546° / 35°0.01
Morning37°feels 32°
Afternoon43°feels 41°
Evening40°feels 37°
Overnight37°feels 31°
46 °
Ralph, Sunday, 25 October
Light snow. High 46°, low 35°.
Pressure30.36 inHg
Wind15.6 mph NW
Humidity32%
Visibility—
Dew point14°
Mon, 2653° / 34°0
Morning38°feels 31°
Afternoon48°feels 42°
Evening49°feels 46°
Overnight43°feels 38°
53 °
Ralph, Monday, 26 October
Overcast. High 53°, low 34°.
Pressure30.06 inHg
Wind15.9 mph SE
Humidity33%
Visibility—
Dew point18°
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 Ralph, 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.