Eureka Weather Forecast 15 Days, Weather in Eureka Today
Current weather conditions and 15 day weather forecast for Eureka, 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.
Current weather conditions at Eureka
| 09 February 2026 Monday 8.7 ° C / 47.7°F  Sunny |
Feels Like : 6.1 ° C / 43°F Humidity : % 52 Pressure : 1010 mb Wind Speed : 16.6 kmph / 10.3 miles from NNE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Eureka, SD, USA
Weather Forecast for next 15 Days for Eureka including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Eureka, South Dakota state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 09 February 2026 Monday | Sunny |
-1.9 ° C (28.6°F) |
10.4 ° C (50.7°F) |
3.5 ° C (38.3°F) |
% 67 | 0% | 0.3 | Sunrise:07:42 AM Sunset: 05:57 PM |
Moonrise:01:47 AM Moonset: 10:53 AM Moon Phase ( Last Quarter ) |
|
| 10 February 2026 Tuesday | Sunny |
-2.4 ° C (27.7°F) |
4.3 ° C (39.7°F) |
0.9 ° C (33.6°F) |
% 80 | 0% | 0.4 | Sunrise:07:41 AM Sunset: 05:58 PM |
Moonrise:02:52 AM Moonset: 11:26 AM Moon Phase ( Waning Crescent ) |
|
| 11 February 2026 Wednesday |  Overcast |
-3 ° C (26.6°F) |
9.4 ° C (48.9°F) |
2.5 ° C (36.5°F) |
% 58 | 0% | 0.4 | Sunrise:07:39 AM Sunset: 06:00 PM |
Moonrise:03:54 AM Moonset: 12:06 PM Moon Phase ( Waning Crescent ) |
|
| 12 February 2026 Thursday | Overcast |
0.3 ° C (32.5°F) |
4.1 ° C (39.4°F) |
2.7 ° C (36.8°F) |
% 76 | 0% | 0.4 | Sunrise:07:38 AM Sunset: 06:01 PM |
Moonrise:04:50 AM Moonset: 12:56 PM Moon Phase ( Waning Crescent ) |
|
| 13 February 2026 Friday | Sunny |
-0.7 ° C (30.7°F) |
9.9 ° C (49.8°F) |
3.9 ° C (39°F) |
% 67 | 0% | 0.4 | Sunrise:07:36 AM Sunset: 06:02 PM |
Moonrise:05:40 AM Moonset: 01:55 PM Moon Phase ( Waning Crescent ) |
|
| 14 February 2026 Saturday | Sunny |
1.9 ° C (35.5°F) |
13.3 ° C (55.9°F) |
5.4 ° C (41.7°F) |
% 55 | 0% | 0 | Sunrise:07:35 AM Sunset: 06:04 PM |
Moonrise:06:20 AM Moonset: 03:01 PM Moon Phase ( Waning Crescent ) |
|
| 15 February 2026 Sunday | Overcast |
3.9 ° C (39°F) |
16.1 ° C (61°F) |
9.5 ° C (49.1°F) |
% 50 | 0% | 2 | Sunrise:07:34 AM Sunset: 06:05 PM |
Moonrise:06:52 AM Moonset: 04:11 PM Moon Phase ( Waning Crescent ) |
|
| 16 February 2026 Monday |  Partly Cloudy |
7.5 ° C (45.6°F) |
18.8 ° C (65.9°F) |
11.9 ° C (53.4°F) |
% 41 | 0% | 4 | Sunrise:07:32 AM Sunset: 06:06 PM |
Moonrise:07:20 AM Moonset: 05:23 PM Moon Phase ( Waning Crescent ) |
|
| 17 February 2026 Tuesday | Sunny |
2.8 ° C (37°F) |
13.3 ° C (55.9°F) |
8.1 ° C (46.7°F) |
% 56 | 0% | 3 | Sunrise:07:31 AM Sunset: 06:08 PM |
Moonrise:07:43 AM Moonset: 06:35 PM Moon Phase ( New Moon ) |
|
| 18 February 2026 Wednesday | Sunny |
-3.8 ° C (25.1°F) |
7.3 ° C (45.2°F) |
1.7 ° C (35°F) |
% 60 | 0% | 2 | Sunrise:07:29 AM Sunset: 06:09 PM |
Moonrise:08:03 AM Moonset: 07:47 PM Moon Phase ( Waxing Crescent ) |
|
| 19 February 2026 Thursday |  Blowing snow |
-9.9 ° C (14.2°F) |
2.7 ° C (36.9°F) |
-1.1 ° C (30°F) |
% 70 | 60% | 1 | Sunrise:07:28 AM Sunset: 06:10 PM |
Moonrise:08:22 AM Moonset: 09:00 PM Moon Phase ( Waxing Crescent ) |
|
| 20 February 2026 Friday |  Cloudy |
-13.6 ° C (7.5°F) |
-6.7 ° C (20°F) |
-10.8 ° C (12.5°F) |
% 63 | 0% | 1 | Sunrise:07:26 AM Sunset: 06:12 PM |
Moonrise:08:42 AM Moonset: 10:14 PM Moon Phase ( Waxing Crescent ) |
|
| 21 February 2026 Saturday | Sunny |
-11 ° C (12.2°F) |
8.7 ° C (47.6°F) |
-0.4 ° C (31.3°F) |
% 48 | 0% | 2 | Sunrise:07:24 AM Sunset: 06:13 PM |
Moonrise:09:04 AM Moonset: 11:32 PM Moon Phase ( Waxing Crescent ) |
|
| 22 February 2026 Sunday |  Patchy rain nearby |
-0.7 ° C (30.7°F) |
9.7 ° C (49.4°F) |
5 ° C (40.9°F) |
% 84 | 78% | 1 | Sunrise:07:23 AM Sunset: 06:14 PM |
Moonrise:09:30 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
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