Group Area

Best time to visit Group Area

Best months: May–October. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

1. Jan

   21° / 2°

2. Feb

   25° / 6°

3. Mar

   39° / 19°

4. Apr

   54° / 32°

5. May

   68° / 45°

6. Jun

   77° / 55°

7. Jul

   83° / 60°

8. Aug

   81° / 57°

9. Sep

   72° / 48°

10. Oct

    57° / 33°

11. Nov

    40° / 20°

12. Dec

    26° / 8°

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Aberdeen 3 E, SD, 11.5 mi away at 1,301 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.