McLaughlin, SD
Climate overview — based on NOAA 1991-2020 normals from MC LAUGHLIN, SD US.
Year-round temperatures (°F)
Climate summary
McLaughlin has an annual average temperature of 43.3°F with about 20.1 inches of precipitation per year and 34.9 inches of snow. The warmest month is July (average high 85.4°F), and the coldest is January (average low 3.6°F). June is typically the wettest month (3.34 in) and February the driest (0.49 in). Snow typically falls from October through May.
Best time to visit McLaughlin
Full guide →Climate change signal
All-time records →43 of 366 (11.7%) of McLaughlin's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1910s | 2 | |
| 1940s | 17 | |
| 1950s | 70 | |
| 1960s | 44 | |
| 1970s | 30 | |
| 1980s | 56 | |
| 1990s | 37 | |
| 2000s | 45 | |
| 2010s | 44 | |
| 2020s | 21 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 24.1°F | 3.6°F | 13.8°F | 0.50 in | 7.5 in | 3 |
| February | 28.4°F | 6.7°F | 17.6°F | 0.49 in | 6.5 in | 4 |
| March | 41.7°F | 18.6°F | 30.2°F | 0.94 in | 3.7 in | 4 |
| April | 56.2°F | 29.7°F | 42.9°F | 1.69 in | 2.1 in | 6 |
| May | 68.1°F | 41.9°F | 55.0°F | 3.17 in | 0.2 in | 9 |
| June | 78.4°F | 52.7°F | 65.6°F | 3.34 in | — | 10 |
| July | 85.4°F | 58.0°F | 71.7°F | 3.03 in | — | 8 |
| August | 83.9°F | 55.2°F | 69.6°F | 2.47 in | — | 6 |
| September | 73.6°F | 45.3°F | 59.5°F | 1.45 in | — | 5 |
| October | 57.4°F | 31.8°F | 44.6°F | 1.77 in | 0.7 in | 4 |
| November | 41.1°F | 18.8°F | 29.9°F | 0.65 in | 4.0 in | 3 |
| December | 28.5°F | 8.6°F | 18.6°F | 0.58 in | 10.2 in | 4 |
Climate twins of McLaughlin
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).