10-day forecast for Diamond, SD: 34° to 70°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
70°
Best day: Friday, October 23
50° · 0.82 in
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 2465° / 45°0.02
Morning60°feels 59°
Afternoon57°feels 54°
Evening51°feels 48°
Overnight65°feels 64°
65 °
Diamond, Saturday, 24 October
Light rain. High 65°, low 45°.
Pressure30.18 inHg
Wind14.5 mph NW
Humidity54%
Visibility6.2 mi
Dew point39°
Sun, 2550° / 38°0
Morning38°feels 38°
Afternoon50°feels 48°
Evening49°feels 49°
Overnight42°feels 39°
50 °
Diamond, Sunday, 25 October
Overcast. High 50°, low 38°.
Pressure30.50 inHg
Wind3 mph NW
Humidity54%
Visibility6.2 mi
Dew point29°
Mon, 2648° / 42°0
Morning42°feels 37°
Afternoon44°feels 40°
Evening46°feels 42°
Overnight47°feels 44°
48 °
Diamond, Monday, 26 October
Overcast. High 48°, low 42°.
Pressure30.53 inHg
Wind7.9 mph NE
Humidity62%
Visibility6.2 mi
Dew point29°
Tue, 2750° / 41°0.82
Morning42°feels 36°
Afternoon46°feels 42°
Evening47°feels 45°
Overnight42°feels 37°
50 °
Diamond, Tuesday, 27 October
Rain. High 50°, low 41°.
Pressure30.06 inHg
Wind9.6 mph E
Humidity94%
Visibility—
Dew point44°
Wed, 2851° / 46°0.21
Morning47°feels 46°
Afternoon50°feels 45°
Evening50°feels 48°
Overnight49°feels 48°
51 °
Diamond, Wednesday, 28 October
Rain. High 51°, low 46°.
Pressure29.85 inHg
Wind16.6 mph W
Humidity75%
Visibility—
Dew point42°
Thu, 2947° / 38°0
Morning40°feels 32°
Afternoon44°feels 38°
Evening41°feels 40°
Overnight38°feels 35°
47 °
Diamond, Thursday, 29 October
Light rain. High 47°, low 38°.
Pressure30.27 inHg
Wind14.5 mph NW
Humidity42%
Visibility—
Dew point22°
Fri, 3052° / 34°0
Morning38°feels 35°
Afternoon48°feels 45°
Evening45°feels 40°
Overnight43°feels 38°
52 °
Diamond, Friday, 30 October
Overcast. High 52°, low 34°.
Pressure30.27 inHg
Wind10.2 mph SE
Humidity38%
Visibility—
Dew point22°
Sat, 3150° / 42°0.01
Morning44°feels 39°
Afternoon46°feels 41°
Evening45°feels 40°
Overnight42°feels 38°
50 °
Diamond, Saturday, 31 October
Light rain. High 50°, low 42°.
Pressure30.06 inHg
Wind11.1 mph SE
Humidity53%
Visibility—
Dew point30°
Sun, 0163° / 44°0
Morning48°feels 46°
Afternoon58°feels 56°
Evening54°feels 52°
Overnight49°feels 47°
63 °
Diamond, Sunday, 1 November
Clear. High 63°, low 44°.
Pressure29.97 inHg
Wind8 mph SE
Humidity59%
Visibility—
Dew point42°
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 Diamond, 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.