June weather in Castlewood, SD
The average temperature in Castlewood in June is 65.9°F (54.2°F–77.5°F). Average precipitation: 3.97 inches.
June is a summer month in Castlewood, and is warmer than the annual average of 42.7°F. Daily temperatures swing about 23.3°F between overnight low and afternoon high. Daylight averages about 15h 20m. For travel, June is one of the best months of the year to visit.
Avg High
77.5°F
Avg Low
54.2°F
Precipitation
3.97 in
Daylight
15h 20m
June records in Castlewood
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| June 1 | 86.0°F (2018) | 37.9°F (2017) | 0.91 in (2014) |
| June 2 | 91.9°F (2018) | 39.9°F (2021) | 0.49 in (2014) |
| June 3 | 91.0°F (2017) | 41.0°F (2022) | 0.70 in (2015) |
| June 4 | 89.1°F (2021) | 39.9°F (2025) | 0.40 in (2016) |
| June 5 | 95.0°F (2021) | 39.0°F (2025) | 0.42 in (2014) |
| June 6 | 100.0°F (2021) | 50.0°F (2025) | 0.31 in (2025) |
| June 7 | 93.9°F (2021) | 43.0°F (2016) | 0.08 in (2020) |
| June 8 | 95.0°F (2020) | 43.0°F (2014) | 0.13 in (2015) |
| June 9 | 91.9°F (2021) | 45.0°F (2024) | 0.08 in (2020) |
| June 10 | 97.0°F (2015) | 43.0°F (2025) | 0.27 in (2018) |
| June 11 | 96.1°F (2021) | 42.1°F (2025) | 0.16 in (2017) |
| June 12 | 88.0°F (2016) | 37.9°F (2012) | 1.53 in (2018) |
| June 13 | 89.1°F (2024) | 41.0°F (2023) | 0.69 in (2012) |
| June 14 | 91.0°F (2021) | 44.1°F (2019) | 1.33 in (2017) |
| June 15 | 87.1°F (2020) | 48.9°F (2024) | 0.55 in (2015) |
| June 16 | 90.0°F (2018) | 51.1°F (2013) | 0.48 in (2019) |
| June 17 | 93.0°F (2021) | 51.1°F (2012) | 0.34 in (2014) |
| June 18 | 91.9°F (2012) | 46.0°F (2019) | 1.03 in (2018) |
| June 19 | 93.0°F (2022) | 46.0°F (2019) | 0.46 in (2012) |
| June 20 | 96.1°F (2022) | 46.0°F (2021) | 1.60 in (2015) |
| June 21 | 96.1°F (2022) | 45.0°F (2021) | 0.91 in (2024) |
| June 22 | 97.0°F (2025) | 45.0°F (2021) | 1.62 in (2013) |
| June 23 | 95.0°F (2025) | 46.0°F (2021) | 1.92 in (2013) |
| June 24 | 93.0°F (2021) | 44.1°F (2017) | 2.30 in (2023) |
| June 25 | 91.0°F (2022) | 45.0°F (2017) | 0.94 in (2025) |
| June 26 | 87.1°F (2013) | 39.9°F (2017) | 0.73 in (2020) |
| June 27 | 88.0°F (2016) | 39.9°F (2017) | 2.02 in (2014) |
| June 28 | 91.0°F (2012) | 45.0°F (2017) | 1.10 in (2024) |
| June 29 | 87.1°F (2012) | 51.1°F (2017) | 2.41 in (2025) |
| June 30 | 96.1°F (2022) | 41.0°F (2016) | 0.10 in (2025) |