Weather Forecast for Custer
South Dakota, United States of America
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Current Weather - Custer: 17°C
Current Weather - Custer: 17°C
South Dakota, United States of America
Overcast
Feels like 17°C
Wind
4 km/h NNE
Humidity
65%
Pressure
1021 mb
UV Index
2
Visibility
16 km
Sunny
Friday, July 03, 2026
High
29°C
Low
14°C
Rain Chance
3%
Hourly Forecast
27°C
19°C
18°C
17°C
14°C
15°C
16°C
Day Statistics
Maximum Wind
16 km/h
Humidity
51%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
3%
Snow Chance
0%
Sun & Moon
Sunrise
05:17 AM
Sunset
08:39 PM
Moonrise
11:02 PM
Moonset
09:00 AM
Moon Phase
Waning Gibbous
Moon Illumination
79%
Air Quality
PM2.5
9.3
μg/m³
PM10
11.5
μg/m³
NO₂
2.2
μg/m³
O₃
96.4
μg/m³
SO₂
0.5
μg/m³
CO
116.9
μg/m³
Sunny
Saturday, July 04, 2026
High
28°C
Low
14°C
Rain Chance
17%
Hourly Forecast
16°C
16°C
15°C
14°C
14°C
14°C
15°C
18°C
22°C
25°C
26°C
27°C
27°C
27°C
25°C
27°C
27°C
28°C
27°C
26°C
23°C
20°C
19°C
18°C
Day Statistics
Maximum Wind
19 km/h
Humidity
38%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
05:18 AM
Sunset
08:39 PM
Moonrise
11:20 PM
Moonset
10:04 AM
Moon Phase
Waning Gibbous
Moon Illumination
70%
Air Quality
PM2.5
7.2
μg/m³
PM10
8.7
μg/m³
NO₂
2.9
μg/m³
O₃
80.3
μg/m³
SO₂
0.3
μg/m³
CO
112.2
μg/m³
Sunny
Sunday, July 05, 2026
High
34°C
Low
17°C
Rain Chance
1%
Hourly Forecast
17°C
17°C
17°C
17°C
17°C
17°C
18°C
22°C
26°C
29°C
30°C
32°C
33°C
33°C
34°C
34°C
34°C
33°C
33°C
32°C
27°C
24°C
24°C
24°C
Day Statistics
Maximum Wind
21 km/h
Humidity
28%
Precipitation
0 mm
UV Index
10
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
05:18 AM
Sunset
08:39 PM
Moonrise
11:37 PM
Moonset
11:07 AM
Moon Phase
Last Quarter
Moon Illumination
60%
Air Quality
PM2.5
8.2
μg/m³
PM10
10.2
μg/m³
NO₂
2.1
μg/m³
O₃
112.3
μg/m³
SO₂
0.5
μg/m³
CO
114
μg/m³
Sunny
Monday, July 06, 2026
High
31°C
Low
17°C
Rain Chance
57%
Hourly Forecast
23°C
22°C
20°C
20°C
21°C
20°C
20°C
22°C
26°C
29°C
30°C
30°C
31°C
31°C
30°C
26°C
21°C
17°C
19°C
22°C
21°C
20°C
19°C
19°C
Day Statistics
Maximum Wind
26 km/h
Humidity
40%
Precipitation
2 mm
UV Index
9
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
05:19 AM
Sunset
08:38 PM
Moonrise
11:55 PM
Moonset
12:11 PM
Moon Phase
Last Quarter
Moon Illumination
49%
Air Quality
PM2.5
5.7
μg/m³
PM10
7.4
μg/m³
NO₂
1.8
μg/m³
O₃
98.9
μg/m³
SO₂
0.3
μg/m³
CO
116.4
μg/m³
Sunny
Tuesday, July 07, 2026
High
33°C
Low
16°C
Rain Chance
17%
Hourly Forecast
19°C
20°C
19°C
18°C
17°C
16°C
16°C
17°C
18°C
19°C
22°C
25°C
28°C
31°C
32°C
31°C
33°C
33°C
27°C
25°C
19°C
17°C
18°C
18°C
Day Statistics
Maximum Wind
22 km/h
Humidity
59%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
05:20 AM
Sunset
08:38 PM
Moonrise
Does not rise today
Moonset
01:17 PM
Moon Phase
Last Quarter
Moon Illumination
39%
Air Quality
PM2.5
5.3
μg/m³
PM10
6.3
μg/m³
NO₂
3.5
μg/m³
O₃
91.7
μg/m³
SO₂
0.4
μg/m³
CO
129.9
μg/m³
Sunny
Wednesday, July 08, 2026
High
29°C
Low
17°C
Rain Chance
4%
Hourly Forecast
18°C
18°C
18°C
18°C
18°C
18°C
18°C
20°C
23°C
25°C
26°C
27°C
28°C
29°C
29°C
29°C
27°C
25°C
24°C
21°C
19°C
17°C
17°C
18°C
Day Statistics
Maximum Wind
17 km/h
Humidity
53%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
4%
Snow Chance
0%
Sun & Moon
Sunrise
05:20 AM
Sunset
08:38 PM
Moonrise
12:15 AM
Moonset
02:26 PM
Moon Phase
Waning Crescent
Moon Illumination
28%
Sunny
Thursday, July 09, 2026
High
33°C
Low
17°C
Rain Chance
1%
Hourly Forecast
18°C
18°C
17°C
17°C
17°C
17°C
17°C
19°C
22°C
24°C
27°C
29°C
31°C
32°C
32°C
33°C
33°C
33°C
32°C
29°C
27°C
24°C
23°C
22°C
Day Statistics
Maximum Wind
17 km/h
Humidity
44%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
1%
Snow Chance
0%
Sun & Moon
Sunrise
05:21 AM
Sunset
08:37 PM
Moonrise
12:38 AM
Moonset
03:40 PM
Moon Phase
Waning Crescent
Moon Illumination
19%
Solar Radiation Data
Shortwave Radiation
244.46
Diffuse Radiation
94.94
DNI
0
GTI
0
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