Current weather conditions and 15 day weather forecast for Hecla, South Dakota, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 10 February 2026 Tuesday 1.7 ° C / 35.1°F ![]() Clear |
Feels Like : -2 ° C / 28.4°F Humidity : % 75 Pressure : 1016 mb Wind Speed : 13.3 kmph / 8.3 miles from WNW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 10 February 2026 Tuesday | Overcast |
-1.6 ° C (29.1°F) |
6 ° C (42.8°F) |
1.1 ° C (34°F) |
% 77 | 0% | 0.4 | Sunrise:07:43 AM Sunset: 05:52 PM |
Moonrise:02:59 AM Moonset: 11:14 AM Moon Phase ( Waning Crescent ) |
|
| 11 February 2026 Wednesday | Mist |
-5.4 ° C (22.3°F) |
6.8 ° C (44.2°F) |
-0.3 ° C (31.5°F) |
% 81 | 0% | 0.4 | Sunrise:07:41 AM Sunset: 05:54 PM |
Moonrise:04:02 AM Moonset: 11:53 AM Moon Phase ( Waning Crescent ) |
|
| 12 February 2026 Thursday | Overcast |
-0.3 ° C (31.5°F) |
4.7 ° C (40.5°F) |
1.4 ° C (34.5°F) |
% 84 | 0% | 0.1 | Sunrise:07:40 AM Sunset: 05:55 PM |
Moonrise:04:59 AM Moonset: 12:42 PM Moon Phase ( Waning Crescent ) |
|
| 13 February 2026 Friday | Sunny |
-0.7 ° C (30.7°F) |
10.1 ° C (50.2°F) |
4 ° C (39.2°F) |
% 68 | 0% | 0.4 | Sunrise:07:38 AM Sunset: 05:56 PM |
Moonrise:05:48 AM Moonset: 01:42 PM Moon Phase ( Waning Crescent ) |
|
| 14 February 2026 Saturday | Sunny |
1.3 ° C (34.3°F) |
10.3 ° C (50.5°F) |
3.9 ° C (39.1°F) |
% 58 | 0% | 0 | Sunrise:07:37 AM Sunset: 05:58 PM |
Moonrise:06:27 AM Moonset: 02:50 PM Moon Phase ( Waning Crescent ) |
|
| 15 February 2026 Sunday | Partly Cloudy |
1.9 ° C (35.4°F) |
11.5 ° C (52.6°F) |
5.7 ° C (42.3°F) |
% 56 | 0% | 3 | Sunrise:07:35 AM Sunset: 05:59 PM |
Moonrise:06:58 AM Moonset: 04:02 PM Moon Phase ( Waning Crescent ) |
|
| 16 February 2026 Monday | Sunny |
5.4 ° C (41.8°F) |
15.1 ° C (59.2°F) |
9.4 ° C (48.9°F) |
% 62 | 0% | 3 | Sunrise:07:33 AM Sunset: 06:01 PM |
Moonrise:07:23 AM Moonset: 05:16 PM Moon Phase ( Waning Crescent ) |
|
| 17 February 2026 Tuesday | Sunny |
3.4 ° C (38.2°F) |
13.8 ° C (56.8°F) |
7.8 ° C (46.1°F) |
% 58 | 0% | 3 | Sunrise:07:32 AM Sunset: 06:02 PM |
Moonrise:07:44 AM Moonset: 06:29 PM Moon Phase ( New Moon ) |
|
| 18 February 2026 Wednesday | Partly Cloudy |
-2 ° C (28.4°F) |
5.5 ° C (42°F) |
1.7 ° C (35.1°F) |
% 57 | 0% | 2 | Sunrise:07:30 AM Sunset: 06:04 PM |
Moonrise:08:03 AM Moonset: 07:44 PM Moon Phase ( Waxing Crescent ) |
|
| 19 February 2026 Thursday | Blizzard |
-16.2 ° C (2.9°F) |
2.6 ° C (36.6°F) |
-3.7 ° C (25.4°F) |
% 81 | 72% | 1 | Sunrise:07:29 AM Sunset: 06:05 PM |
Moonrise:08:20 AM Moonset: 08:59 PM Moon Phase ( Waxing Crescent ) |
|
| 20 February 2026 Friday | Light freezing rain |
-21.4 ° C (-6.5°F) |
-16.7 ° C (2°F) |
-18.6 ° C (-1.6°F) |
% 90 | 60% | 1 | Sunrise:07:27 AM Sunset: 06:06 PM |
Moonrise:08:38 AM Moonset: 10:15 PM Moon Phase ( Waxing Crescent ) |
|
| 21 February 2026 Saturday | Light freezing rain |
-21.9 ° C (-7.4°F) |
-12.5 ° C (9.5°F) |
-18.2 ° C (-0.7°F) |
% 93 | 84% | 1 | Sunrise:07:25 AM Sunset: 06:08 PM |
Moonrise:08:58 AM Moonset: 11:35 PM Moon Phase ( Waxing Crescent ) |
|
| 22 February 2026 Sunday | Partly Cloudy |
-23.1 ° C (-9.6°F) |
-7.3 ° C (18.8°F) |
-13.6 ° C (7.6°F) |
% 90 | 0% | 2 | Sunrise:07:24 AM Sunset: 06:09 PM |
Moonrise:09:22 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 23 February 2026 Monday | Sunny |
-16.4 ° C (2.5°F) |
0.1 ° C (32.1°F) |
-9.2 ° C (15.5°F) |
% 94 | 0% | 2 | Sunrise:07:22 AM Sunset: 06:11 PM |
Moonrise:09:52 AM Moonset: 12:56 AM Moon Phase ( Waxing Crescent ) |
|