Lyons (Minnehaha County) — Weather

Live· Clear within 100 kmJust updated
Partly cloudy
28°C82°F· Partly cloudy · 70% cloud cover
Feels like 30°C86°F · Low 26°C78°F · High 28°C82°F
Wind
16 km/h4 m/s10 mph from SE
Humidity
72%
Pressure
1010 hPa29.82 inHgstable
UV Index
0.0Low

Storm — heat

It's 28°C82°F and partly cloudy in Lyons at the moment.

🌧️ Wet period, moderate-intensity Thursday–Friday, with rain. Total ~7.7 mm. Peak Thursday (5.5 mm). Below the monthly normal (74 mm/month).

🔥 Today's high of 28°C82°F sits 5.3°C37°F markedly warmer than the July mean (22°C72°F).

Hourly forecast

Detailed forecast for the next 60 hours

10°C50°F15°C59°F20°C68°F25°C77°F30°C86°F35°C95°F40°C104°F0mm0.00in0.1mm0.00in0.2mm0.01in0.3mm0.01in0.4mm0.02in0.5mm0.02in21:0003:0009:0015:0021:0003:0009:0015:0021:0003:0009:00
TemperaturePrecipitationWind
Now
Partly cloudy
28°C82°F
1610
72
22:00
Overcast
27°C80°F
1710
77
23:00
Clear
26°C78°F
1710
81
00:00
Clear
25°C77°F
1610
83
01:00
Clear
25°C76°F
1510
86
02:00
Clear
24°C76°F
1610
87
03:00
Clear
24°C76°F
1610
86
04:00
Clear
24°C76°F
1610
86
05:00
Clear
24°C75°F
1610
85
06:00
Clear
24°C75°F
159
84
07:00
Clear
24°C76°F
149
81
08:00
Clear
25°C77°F
149
80
09:00
Clear
27°C81°F
159
73
10:00
Clear
29°C84°F
1710
64
11:00
Clear
31°C88°F
1811
58
12:00
Clear
32°C90°F
138
54
13:00
Clear
33°C91°F
96
53
14:00
Clear
34°C93°F
128
54
15:00
Clear
34°C93°F
1711
51
16:00
Partly cloudy
34°C93°F
2012
42
17:00
Partly cloudy
34°C92°F
2012
32
18:00
Partly cloudy
33°C91°F
1811
36
19:00
Clear
31°C89°F
159
36
20:00
Clear
29°C84°F
117
44
21:00
Clear
26°C79°F
106
53
22:00
Partly cloudy
25°C76°F
106
57
23:00
Partly cloudy
24°C76°F
128
54
00:00
Partly cloudy
23°C74°F
159
57
03:00
Overcast
21°C71°F
138
73
06:00
Clear
19°C65°F
138
89
09:00
Partly cloudy
21°C69°F
2315
77
12:00
Clear
24°C75°F
2415
53
15:00
Clear
26°C79°F
2113
42
18:00
Partly cloudy
26°C78°F
2013
44
21:00
Clear
22°C71°F
64
60
00:00
Clear
17°C63°F
53
77
03:00
Clear
15°C59°F
32
84
06:00
Overcast
13°C56°F
42
89
09:00
Overcast
20°C68°F
32
73
mminkm/hm/smphHumidity %

Daily Forecast

Overcast
Today
·Overcast
S 17 km/h5 m/s10 mph(gusts 29818)77%7h
26°C78°F
28°C82°F
Today
Overcast
Overcast
77%
S 17 km/h5 m/s10 mph (gusts 29818)
7h
26°C78°F
28°C82°F
Partly cloudy
Tomorrow
·Partly cloudy
W 20 km/h6 m/s12 mph(gusts 341021)63%UV 312h
24°C75°F
34°C93°F
Tomorrow
Partly cloudy
Partly cloudy
63%
W 20 km/h6 m/s12 mph (gusts 341021)
UV 3
12h
24°C75°F
34°C93°F
Overcast
Tuesday
·Overcast
N 25 km/h7 m/s15 mph(gusts 431227)63%UV 310h
18°C64°F
26°C80°F
Tuesday
Overcast
Overcast
63%
N 25 km/h7 m/s15 mph (gusts 431227)
UV 3
10h
18°C64°F
26°C80°F
Overcast
Wednesday
·Overcast
NE 13 km/h4 m/s8 mph(gusts 31919)62%UV 39h
13°C56°F
28°C82°F
Wednesday
Overcast
Overcast
62%
NE 13 km/h4 m/s8 mph (gusts 31919)
UV 3
9h
13°C56°F
28°C82°F
Light rain
Thursday
·Light rain
5.5 mm0.22 in· heavyS 25 km/h7 m/s16 mph(gusts 411125)75%UV 25h
16°C60°F
26°C79°F
Thursday
Light rain
Light rain
75%
S 25 km/h7 m/s16 mph (gusts 411125)
5.5 mm0.22 in
UV 2
5h
16°C60°F
26°C79°F
Light rain
Friday
·Light rain
2.2 mm0.09 inS 24 km/h7 m/s15 mph(gusts 411126)85%UV 211h
16°C60°F
26°C79°F
Friday
Light rain
Light rain
85%
S 24 km/h7 m/s15 mph (gusts 411126)
2.2 mm0.09 in
UV 2
11h
16°C60°F
26°C79°F
Partly cloudy
Saturday
·Partly cloudy
S 20 km/h6 m/s13 mph(gusts 34921)74%UV 29h
18°C65°F
36°C96°F
Saturday
Partly cloudy
Partly cloudy
74%
S 20 km/h6 m/s13 mph (gusts 34921)
UV 2
9h
18°C65°F
36°C96°F
Overcast
Sunday
·Overcast
N 15 km/h4 m/s9 mph(gusts 28817)46%UV 210h
24°C75°F
38°C100°F
Sunday
Overcast
Overcast
46%
N 15 km/h4 m/s9 mph (gusts 28817)
UV 2
10h
24°C75°F
38°C100°F
Clear
Monday
·Clear
NE 15 km/h4 m/s9 mph(gusts 27717)34%15h
20°C68°F
39°C102°F
Monday
Clear
Clear
34%
NE 15 km/h4 m/s9 mph (gusts 27717)
15h
20°C68°F
39°C102°F
Clear
Tuesday
·Clear
SE 24 km/h7 m/s15 mph(gusts 561535)39%15h
21°C69°F
41°C105°F
Tuesday
Clear
Clear
39%
SE 24 km/h7 m/s15 mph (gusts 561535)
15h
21°C69°F
41°C105°F
Clear
Wednesday
·Clear
SE 31 km/h9 m/s19 mph(gusts 521532)54%15h
21°C70°F
39°C103°F
Wednesday
Clear
Clear
54%
SE 31 km/h9 m/s19 mph (gusts 521532)
15h
21°C70°F
39°C103°F
Drizzle
Thursday
·Drizzle
0.9 mm0.03 inSE 25 km/h7 m/s15 mph(gusts 451328)60%12h
21°C69°F
41°C105°F
Thursday
Drizzle
Drizzle
60%
SE 25 km/h7 m/s15 mph (gusts 451328)
0.9 mm0.03 in
12h
21°C69°F
41°C105°F
Drizzle
Friday
·Drizzle
0.6 mm0.02 inE 18 km/h5 m/s11 mph(gusts 32920)52%15h
20°C67°F
38°C101°F
Friday
Drizzle
Drizzle
52%
E 18 km/h5 m/s11 mph (gusts 32920)
0.6 mm0.02 in
15h
20°C67°F
38°C101°F
Partly cloudy
Saturday
·Partly cloudy
8.6 mm0.34 in· heavySE 25 km/h7 m/s16 mph(gusts 451328)71%12h
22°C72°F
35°C94°F
Saturday
Partly cloudy
Partly cloudy
71%
SE 25 km/h7 m/s16 mph (gusts 451328)
8.6 mm0.34 in
12h
22°C72°F
35°C94°F
Clear
Sunday
·Clear
SE 24 km/h7 m/s15 mph(gusts 521432)49%14h
22°C71°F
42°C107°F
Sunday
Clear
Clear
49%
SE 24 km/h7 m/s15 mph (gusts 521432)
14h
22°C71°F
42°C107°F
Overcast
Monday
·Overcast
N 42 km/h12 m/s26 mph(gusts 691943)60%12h
19°C66°F
30°C85°F
Monday
Overcast
Overcast
60%
N 42 km/h12 m/s26 mph (gusts 691943)
12h
19°C66°F
30°C85°F
Sunrise
06:03
Civil Dawn 05:33
Sunset
21:03
Civil Dusk 21:33
Today vs. seasonal normal
-1.2°C-2.1°F
High 28.8°C84°F · Low 15.8°C60°F · Normal for this month
AQI
39 · Fair
Pollen
4 · Very High
Fire Risk
1 · Very low
Very low

Lyons is located in South Dakota, United States. Elevation: 470m. Annual average temperature: 7°C. Annual precipitation: 608mm.

CloudsLast updated 13:00
Clouds weather map
0%100%
PrecipitationLast updated 13:00
Precipitation weather map
010+ mm/h
TemperatureLast updated 13:00
Temperature weather map
−20°40°

Frequently Asked Questions

What is the weather like in Lyons today?

Today in Lyons, United States, the temperature is 28°C with Partly cloudy. The high is 28°C and the low is 26°C.

What is the 16-day forecast for Lyons?

The 16-day forecast for Lyons shows the warmest day is Sunday at 42°C, while the coolest night is Wednesday at 13°C. 5 day(s) have precipitation expected.

What time is sunrise and sunset in Lyons?

In Lyons, sunrise is at 06:03 and sunset is at 21:03. Day length is approximately 14h 59m.

How accurate is the weather forecast for Lyons?

Our forecasts for Lyons use the DWD ICON model, one of the world's most advanced weather prediction systems. Accuracy is typically 85-90% for 1-3 day forecasts. Lyons has an annual average temperature of 7°C and receives 608mm of precipitation per year.

Last updated: 07/19/2026, 09:00 PM

July climate in Lyons

Normals for July: average 22°C (16–29°C), around 74 mm of rain across the month. About 15°C warmer than the annual average of 7°C.

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