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Weather Forecast for Keystone (South Dakota)
Forecast Overview
Mon Dec 23 
48°F 28°F 9°C -2°C Partly cloudy skies.
detailsTue Dec 24 46°F 32°F 8°C -0°C Mostly cloudy skies.
detailsWed Dec 25 
52°F 30°F 11°C -1°C Mostly cloudy skies.
detailsThu Dec 26 
45°F 28°F 7°C -2°C Mostly sunny, with a few passing clouds.
detailsFri Dec 27 43°F 28°F 6°C -2°C Mostly cloudy skies.
detailsSat Dec 28 41°F 28°F 5°C -2°C Mostly cloudy skies.
detailsSun Dec 29 54°F 34°F 12°C 1°C Mostly cloudy skies.
detailsMon Dec 30 
54°F 25°F 12°C -4°C Chance of light snow after 5 pm.
detailsTue Dec 31 36°F 21°F 2°C -6°C Mostly cloudy skies.
details
Detailed Forecast
| Sunday, December 22 | Keystone sunrise: 07:25 sunset: 16:19 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 14:00 17:00 |  | Overcast. | 37°F (3°C) | 5 mph (8 km/h) | 62% | 0.116% |
| 17:00 20:00 | | Clear. | 33°F (0°C) | 6 mph (10 km/h) | 61% | 0.113% |
| 20:00 23:00 | | Mostly cloudy. | 32°F (-0°C) | 8 mph (12 km/h) | 61% | 0.115% |
| Monday, December 23 | Keystone sunrise: 07:25 sunset: 16:19 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Clear. | 34°F (1°C) | 9 mph (15 km/h) | 54% | 0.115% |
| 02:00 05:00 | | Clear. | 29°F (-1°C) | 7 mph (11 km/h) | 64% | 0.115% |
| 05:00 08:00 | | Mostly sunny. | 31°F (-1°C) | 6 mph (10 km/h) | 59% | 0.115% |
| 08:00 11:00 | | Overcast. | 46°F (8°C) | 4 mph (7 km/h) | 31% | 0.117% |
| 11:00 14:00 | | Times of sun and clouds. | 48°F (9°C) | 3 mph (5 km/h) | 33% | 0.114% |
| 14:00 17:00 | | Considerable cloudiness. | 35°F (2°C) | 5 mph (8 km/h) | 64% | 0.114% |
| 17:00 20:00 | | Overcast. | 36°F (2°C) | 5 mph (8 km/h) | 62% | 0.115% |
| 20:00 23:00 | | Overcast. | 38°F (3°C) | 5 mph (8 km/h) | 60% | 0.114% |
| Tuesday, December 24 | Keystone sunrise: 07:26 sunset: 16:20 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 36°F (2°C) | 5 mph (9 km/h) | 83% | 0.114% |
| 02:00 05:00 | | Overcast. Precipitation: 0.01 in (0.25 mm). | 36°F (2°C) | 5 mph (8 km/h) | 87% | 0.114% |
| 05:00 08:00 | | Sunny. | 32°F (0°C) | 5 mph (8 km/h) | 89% | 0.114% |
| 08:00 11:00 | | Sunny. | 45°F (7°C) | 1 mph (1 km/h) | 53% | 0.115% |
| 11:00 14:00 | | More sun than clouds. | 45°F (7°C) | 7 mph (12 km/h) | 55% | 0.117% |
| 14:00 17:00 | | Overcast. | 33°F (1°C) | 4 mph (7 km/h) | 91% | 0.114% |
| 17:00 20:00 | | Overcast. | 32°F (0°C) | 5 mph (8 km/h) | 91% | 0.114% |
| 20:00 23:00 | | Overcast. | 32°F (0°C) | 6 mph (10 km/h) | 93% | 0.115% |
| Wednesday, December 25 | Keystone sunrise: 07:26 sunset: 16:21 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 34°F (1°C) | 6 mph (10 km/h) | 73% | 0.114% |
| 02:00 05:00 | | Overcast. | 37°F (3°C) | 6 mph (10 km/h) | 60% | 0.114% |
| 05:00 08:00 | | Overcast. | 35°F (2°C) | 6 mph (9 km/h) | 60% | 0.114% |
| 08:00 11:00 | | Overcast. | 49°F (9°C) | 7 mph (12 km/h) | 33% | 0.116% |
| 11:00 14:00 | | Overcast. | 49°F (9°C) | 5 mph (8 km/h) | 33% | 0.112% |
| 14:00 17:00 | | Overcast. | 36°F (2°C) | 2 mph (4 km/h) | 65% | 0.113% |
| 17:00 20:00 | | Overcast. | 33°F (1°C) | 4 mph (7 km/h) | 68% | 0.113% |
| 20:00 23:00 | | Clear. | 30°F (-1°C) | 4 mph (6 km/h) | 71% | 0.113% |
| Thursday, December 26 | Keystone sunrise: 07:26 sunset: 16:21 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 29°F (-2°C) | 4 mph (7 km/h) | 79% | 0.113% |
| 02:00 05:00 | | Clear. | 28°F (-2°C) | 5 mph (8 km/h) | 86% | 0.113% |
| 05:00 08:00 | | Sunny. | 29°F (-2°C) | 5 mph (8 km/h) | 85% | 0.113% |
| 08:00 11:00 | | Sunny. | 43°F (6°C) | 7 mph (11 km/h) | 52% | 0.113% |
| 11:00 14:00 | | Sunny. | 45°F (7°C) | 8 mph (14 km/h) | 45% | 0.111% |
| 14:00 17:00 | | Clear. | 32°F (-0°C) | 6 mph (10 km/h) | 75% | 0.113% |
| 17:00 20:00 | | Clear. | 29°F (-2°C) | 4 mph (7 km/h) | 82% | 0.112% |
| 20:00 23:00 | | Partly cloudy. | 29°F (-2°C) | 5 mph (9 km/h) | 72% | 0.114% |
| Friday, December 27 | Keystone sunrise: 07:27 sunset: 16:22 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 29°F (-2°C) | 5 mph (8 km/h) | 73% | 0.114% |
| 02:00 05:00 | | Overcast. | 30°F (-1°C) | 8 mph (12 km/h) | 77% | 0.114% |
| 05:00 08:00 | | Overcast. | 31°F (-1°C) | 5 mph (8 km/h) | 69% | 0.112% |
| 08:00 11:00 | | Overcast. | 40°F (4°C) | 6 mph (9 km/h) | 38% | 0.112% |
| 11:00 14:00 | | Mostly sunny. | 43°F (6°C) | 5 mph (8 km/h) | 29% | 0.111% |
| 14:00 17:00 | | Overcast. | 31°F (-0°C) | 4 mph (7 km/h) | 53% | 0.111% |
| 17:00 20:00 | | Overcast. | 30°F (-1°C) | 5 mph (9 km/h) | 45% | 0.109% |
| 20:00 23:00 | | Overcast. Precipitation: 0 in (0.0625 mm). | 35°F (2°C) | 13 mph (21 km/h) | 47% | 0.111% |
| Saturday, December 28 | Keystone sunrise: 07:27 sunset: 16:23 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 31°F (-1°C) | 8 mph (13 km/h) | 58% | 0.111% |
| 02:00 05:00 | | Clear. | 31°F (-0°C) | 11 mph (17 km/h) | 47% | 0.111% |
| 05:00 08:00 | | Sunny. | 29°F (-2°C) | 7 mph (11 km/h) | 55% | 0.111% |
| 08:00 11:00 | | Overcast. | 39°F (4°C) | 12 mph (19 km/h) | 33% | 0.111% |
| 11:00 14:00 | | Overcast. | 39°F (4°C) | 13 mph (21 km/h) | 32% | 0.11% |
| 14:00 17:00 | | Mostly clear, with a few passing clouds. | 35°F (2°C) | 10 mph (16 km/h) | 42% | 0.11% |
| 17:00 20:00 | | Partly cloudy. | 33°F (0°C) | 8 mph (12 km/h) | 49% | 0.111% |
| 20:00 23:00 | | Overcast. | 34°F (1°C) | 9 mph (14 km/h) | 49% | 0.109% |
| Sunday, December 29 | Keystone sunrise: 07:27 sunset: 16:23 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 40°F (5°C) | 12 mph (20 km/h) | 53% | 0.109% |
| 02:00 05:00 | | Clear. | 41°F (5°C) | 9 mph (14 km/h) | 55% | 0.11% |
| 05:00 08:00 | | Overcast. | 38°F (3°C) | 7 mph (12 km/h) | 62% | 0.109% |
| 08:00 11:00 | | Overcast. | 51°F (11°C) | 10 mph (16 km/h) | 41% | 0.108% |
| 11:00 14:00 | | Overcast. | 52°F (11°C) | 8 mph (12 km/h) | 40% | 0.106% |
| 14:00 17:00 | | Overcast. | 41°F (5°C) | 7 mph (11 km/h) | 62% | 0.109% |
| 17:00 20:00 | | Overcast. | 40°F (4°C) | 7 mph (12 km/h) | 62% | 0.108% |
| 20:00 23:00 | | Overcast. | 40°F (4°C) | 7 mph (11 km/h) | 58% | 0.108% |
| Monday, December 30 | Keystone sunrise: 07:27 sunset: 16:24 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Clear. | 38°F (3°C) | 8 mph (12 km/h) | 55% | 0.107% |
| 02:00 05:00 | | Clear. | 45°F (7°C) | 12 mph (20 km/h) | 36% | 0.107% |
| 05:00 08:00 | | Sunny. | 44°F (6°C) | 11 mph (18 km/h) | 34% | 0.107% |
| 08:00 11:00 | | Sunny. | 53°F (12°C) | 18 mph (28 km/h) | 22% | 0.106% |
| 11:00 14:00 | | Sunny. | 50°F (10°C) | 14 mph (23 km/h) | 31% | 0.106% |
| 14:00 17:00 | | Overcast. | 36°F (2°C) | 17 mph (28 km/h) | 74% | 0.105% |
| 17:00 20:00 | | Chance of light snow. Precipitation: 0.02 in (0.5625 mm). | 29°F (-2°C) | 18 mph (30 km/h) | 95% | 0.107% |
| 20:00 23:00 | | Clear. Precipitation: 0.04 in (0.9375 mm). | 26°F (-3°C) | 13 mph (21 km/h) | 73% | 0.103% |
| Tuesday, December 31 | Keystone sunrise: 07:28 sunset: 16:25 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 23:00 02:00 | | Overcast. | 23°F (-5°C) | 9 mph (15 km/h) | 74% | 0.105% |
| 02:00 05:00 | | Overcast. | 24°F (-4°C) | 8 mph (12 km/h) | 64% | 0.105% |
| 05:00 08:00 | | Sunny. | 22°F (-6°C) | 5 mph (9 km/h) | 75% | 0.107% |
| 08:00 11:00 | | Sunny. | 33°F (1°C) | 4 mph (7 km/h) | 48% | 0.107% |
| 11:00 14:00 | | Sunny. | 35°F (2°C) | 6 mph (10 km/h) | 47% | 0.105% |
| 14:00 17:00 | | Overcast. | 22°F (-5°C) | 4 mph (7 km/h) | 85% | 0.105% |
| 17:00 20:00 | | Overcast. | 22°F (-5°C) | 5 mph (8 km/h) | 75% | 0.107% |
| 20:00 23:00 | | Overcast. | 23°F (-5°C) | 5 mph (9 km/h) | 73% | 0.104% |
Keystone (latitude 43°54'N, longitude 103°25'W)
Keystone - other nearby places: Hill City (8 miles / 13 km away), Colonial Pine Hills (9 miles / 15 km away), Hermosa (13 miles / 20 km away), Custer (13 miles / 21 km away), Rapid City (16 miles / 25 km away), Green Valley (18 miles / 28 km away), Blackhawk (18 miles / 29 km away), Fairburn (18 miles / 29 km away), Rapid Valley (18 miles / 29 km away), Pringle (21 miles / 34 km away), Wasta (50 miles / 80 km away), Wall (59 miles / 95 km away).
View weather forecasts for other places in South Dakota
Forecasts for Other Places:
Keystone
52°F ... 73°F (11°C ... 23°C)
Considerable cloudiness. Estimated precipitation: 0.1875 mm.
Keystone Heights
48°F ... 64°F (9°C ... 18°C)
Mostly sunny, with a few passing clouds.
Kiawah Island
43°F ... 55°F (6°C ... 13°C)
Chance of rain after 4 pm. Estimated precipitation: 7.8125 mm.
Keysville
30°F ... 50°F (-1°C ... 10°C)
More sun than clouds.
Kibler
36°F ... 46°F (2°C ... 8°C)
Overcast skies.
Keystone
23°F ... 46°F (-5°C ... 8°C)
Mostly sunny, with a few passing clouds.
Keytesville
39°F ... 48°F (4°C ... 9°C)
Overcast skies.
Keystone
30°F ... 43°F (-1°C ... 6°C)
Partly cloudy skies.
Kicking Horse
27°F ... 37°F (-3°C ... 3°C)
Chance of light snow late in the afternoon (between 2 pm and 5 pm). Estimated precipitation: 2.0625 mm.
Kiana
-6°F ... -2°F (-21°C ... -19°C)
Overcast skies.
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