Troy, SD Weather Forecast

Local 7-day forecast

61°
F

Widespread Frost then Sunny

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

Wednesday, May 20, 2026
Wind: 5 to 10 mph S
Wednesday

Widespread frost before 8am. Sunny, with a high near 61. South wind 5 to 10 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Troy, 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: May 19, 2026 3:59 AM CDT.

The active forecast window currently covers May 20 to May 25, 2026 for Troy, SD.

Page Snapshot

Page focus
city weather
Forecast window
May 20 to May 25, 2026
Latest sync
May 19, 2026 3:59 AM CDT
Forecast office
ABR
Source
NOAA / NWS
Next High
61°F
Wednesday
Next Low
41°F
Wednesday Night
Rain Outlook
5
Periods mentioning precipitation
Windiest
10 to 16 mph
Thursday

Daily Outlook

Today
May 20
Widespread Frost then Sunny
61 °F
/ 41°F
Wind 5 to 10 mph
Thu
May 21
Mostly Sunny
64 °F
/ 41°F
Wind 10 to 16 mph
Fri
May 22
Chance Rain Showers
59 °F
/ 43°F
Wind 13 mph
Sat
May 23
Chance Rain Showers then Mostly Cloudy
68 °F
/ 48°F
Wind 10 mph
Sun
May 24
Mostly Sunny then Slight Chance Showers And Thunderstorms
77 °F
/ 54°F
Wind 12 to 16 mph
Mon
May 25
Sunny
81 °F
Wind 13 to 16 mph

This Week in Troy

Memorial Day looks like the warmest upcoming period in Troy at 81 degrees F.

Wednesday Night is the coolest period ahead with temperatures near 41 degrees F.

The strongest winds are forecast for Thursday at about 10 to 16 mph SSE.

Precipitation is mentioned in 5 upcoming forecast periods.

Forecast Details

Last updated
May 19, 2026 3:59 AM CDT
Coverage
6 days
Time zone
America/Chicago
Forecast office
ABR
Radar station
KABR

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

Open NOAA source

Extended Forecast

Wednesday Night
May 20
41°F
Mostly Cloudy
10 mph SSE

Mostly cloudy, with a low around 41. South southeast wind around 10 mph.

Thursday
May 21
64°F
Mostly Sunny
10 to 16 mph SSE

Mostly sunny, with a high near 64. South southeast wind 10 to 16 mph, with gusts as high as 26 mph.

Thursday Night
May 21
41°F
Mostly Cloudy
10 to 16 mph SSE

Mostly cloudy, with a low around 41. South southeast wind 10 to 16 mph, with gusts as high as 25 mph.

Friday
May 22
59°F
Chance Rain Showers
13 mph SE

A chance of rain showers after 7am. Mostly cloudy, with a high near 59. Southeast wind around 13 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

Friday Night
May 22
43°F
Chance Rain Showers
7 to 10 mph SSE

A chance of rain showers. Mostly cloudy, with a low around 43. South southeast wind 7 to 10 mph. Chance of precipitation is 50%.

Saturday
May 23
68°F
Chance Rain Showers then Mostly Cloudy
10 mph SW

A chance of rain showers before 7am. Mostly cloudy, with a high near 68. Chance of precipitation is 30%.

Saturday Night
May 23
48°F
Partly Cloudy
7 to 10 mph SSW

Partly cloudy, with a low around 48.

Sunday
May 24
77°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
12 to 16 mph S

A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Chance of precipitation is 20%.

Sunday Night
May 24
54°F
Slight Chance Showers And Thunderstorms then Mostly Clear
13 mph SSW

A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 54. Chance of precipitation is 20%.

Memorial Day
May 25
81°F
Sunny
13 to 16 mph SSW

Sunny, with a high near 81.

Detailed Forecast

Period Conditions Temp Wind
Wednesday
May 20
Widespread Frost then Sunny
61°F
5 to 10 mph
S
Wednesday Night
May 20
Mostly Cloudy
41°F
10 mph
SSE
Thursday
May 21
Mostly Sunny
64°F
10 to 16 mph
SSE
Thursday Night
May 21
Mostly Cloudy
41°F
10 to 16 mph
SSE
Friday
May 22
Chance Rain Showers
59°F
13 mph
SE
Friday Night
May 22
Chance Rain Showers
43°F
7 to 10 mph
SSE
Saturday
May 23
Chance Rain Showers then Mostly Cloudy
68°F
10 mph
SW
Saturday Night
May 23
Partly Cloudy
48°F
7 to 10 mph
SSW
Sunday
May 24
Mostly Sunny then Slight Chance Showers And Thunderstorms
77°F
12 to 16 mph
S
Sunday Night
May 24
Slight Chance Showers And Thunderstorms then Mostly Clear
54°F
13 mph
SSW
Memorial Day
May 25
Sunny
81°F
13 to 16 mph
SSW
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.