Glenham, SD Weather Forecast

Local 7-day forecast

99°
F

Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Glenham, SD in one place.

Friday, July 17, 2026
Wind: 6 to 14 mph NNE
Friday

Sunny, with a high near 99. Heat index values as high as 98. North northeast wind 6 to 14 mph, with gusts as high as 22 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Glenham, SD is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 16, 2026 9:15 PM CDT.

The active forecast window currently covers Jul 17 to Jul 23, 2026 for Glenham, SD.

Page Snapshot

Page focus
city weather
Forecast window
Jul 17 to Jul 23, 2026
Latest sync
Jul 16, 2026 9:15 PM CDT
Forecast office
ABR
Source
NOAA / NWS
Next High
99°F
Friday
Next Low
66°F
Friday Night
Rain Outlook
5
Periods mentioning precipitation
Windiest
6 to 20 mph
Monday

Daily Outlook

Today
Jul 17
Sunny
99 °F
/ 66°F
Wind 6 to 14 mph
Sat
Jul 18
Mostly Sunny
94 °F
/ 69°F
Wind 7 to 10 mph
Sun
Jul 19
Chance Showers And Thunderstorms
102 °F
/ 70°F
Wind 12 to 15 mph
Mon
Jul 20
Mostly Sunny
97 °F
/ 64°F
Wind 6 to 20 mph
Tue
Jul 21
Mostly Sunny
86 °F
/ 60°F
Wind 9 to 14 mph
Wed
Jul 22
Slight Chance Rain Showers
86 °F
/ 62°F
Wind 6 to 10 mph
Thu
Jul 23
Chance Rain Showers
89 °F
Wind 6 to 10 mph

This Week in Glenham

Sunday looks like the warmest upcoming period in Glenham at 102 degrees F.

Tuesday Night is the coolest period ahead with temperatures near 60 degrees F.

The strongest winds are forecast for Monday at about 6 to 20 mph N.

Precipitation is mentioned in 5 upcoming forecast periods.

Forecast Details

Last updated
Jul 16, 2026 9:15 PM CDT
Coverage
7 days
Time zone
America/Chicago
Forecast office
ABR
Radar station
KBIS

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Friday Night
Jul 17
66°F
Mostly Clear
7 to 15 mph NE

Mostly clear, with a low around 66. Northeast wind 7 to 15 mph, with gusts as high as 23 mph.

Saturday
Jul 18
94°F
Mostly Sunny
7 to 10 mph E

Mostly sunny, with a high near 94. East wind 7 to 10 mph.

Saturday Night
Jul 18
69°F
Mostly Cloudy then Chance Showers And Thunderstorms
12 to 15 mph ESE

A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. East southeast wind 12 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

Sunday
Jul 19
102°F
Chance Showers And Thunderstorms
12 to 15 mph SSW

A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 102. South southwest wind 12 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

Sunday Night
Jul 19
70°F
Partly Cloudy
5 to 10 mph WNW

Partly cloudy, with a low around 70. West northwest wind 5 to 10 mph.

Monday
Jul 20
97°F
Mostly Sunny
6 to 20 mph N

Mostly sunny, with a high near 97. North wind 6 to 20 mph, with gusts as high as 29 mph.

Monday Night
Jul 20
64°F
Mostly Clear
10 to 20 mph N

Mostly clear, with a low around 64. North wind 10 to 20 mph, with gusts as high as 29 mph.

Tuesday
Jul 21
86°F
Mostly Sunny
9 to 14 mph N

Mostly sunny, with a high near 86.

Tuesday Night
Jul 21
60°F
Partly Cloudy
6 to 14 mph E

Partly cloudy, with a low around 60.

Wednesday
Jul 22
86°F
Slight Chance Rain Showers
6 to 10 mph SE

A slight chance of rain showers after 7am. Mostly sunny, with a high near 86. Chance of precipitation is 20%.

Wednesday Night
Jul 22
62°F
Chance Showers And Thunderstorms
6 to 10 mph ESE

A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 30%.

Thursday
Jul 23
89°F
Chance Rain Showers
6 to 10 mph SE

A chance of rain showers before 1pm. Mostly sunny, with a high near 89. Chance of precipitation is 30%.

Detailed Forecast

Period Conditions Temp Wind
Friday
Jul 17
Sunny
99°F
6 to 14 mph
NNE
Friday Night
Jul 17
Mostly Clear
66°F
7 to 15 mph
NE
Saturday
Jul 18
Mostly Sunny
94°F
7 to 10 mph
E
Saturday Night
Jul 18
Mostly Cloudy then Chance Showers And Thunderstorms
69°F
12 to 15 mph
ESE
Sunday
Jul 19
Chance Showers And Thunderstorms
102°F
12 to 15 mph
SSW
Sunday Night
Jul 19
Partly Cloudy
70°F
5 to 10 mph
WNW
Monday
Jul 20
Mostly Sunny
97°F
6 to 20 mph
N
Monday Night
Jul 20
Mostly Clear
64°F
10 to 20 mph
N
Tuesday
Jul 21
Mostly Sunny
86°F
9 to 14 mph
N
Tuesday Night
Jul 21
Partly Cloudy
60°F
6 to 14 mph
E
Wednesday
Jul 22
Slight Chance Rain Showers
86°F
6 to 10 mph
SE
Wednesday Night
Jul 22
Chance Showers And Thunderstorms
62°F
6 to 10 mph
ESE
Thursday
Jul 23
Chance Rain Showers
89°F
6 to 10 mph
SE
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.