Lyman, SC
Climate overview — based on NOAA 1991-2020 normals from GREER, SC US.
Year-round temperatures (°F)
Climate summary
Lyman has an annual average temperature of 61.3°F with about 49.7 inches of precipitation per year and 3.9 inches of snow. The warmest month is July (average high 90.3°F), and the coldest is January (average low 32.1°F). July is typically the wettest month (4.82 in) and October the driest (3.59 in). Snow typically falls from December through March.
Best time to visit Lyman
Full guide →Climate change signal
All-time records →95 of 366 (26%) of Lyman'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.
| 1960s | 38 | |
| 1970s | 50 | |
| 1980s | 51 | |
| 1990s | 47 | |
| 2000s | 58 | |
| 2010s | 80 | |
| 2020s | 42 |
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 | 52.8°F | 32.1°F | 42.5°F | 4.12 in | 1.6 in | 10 |
| February | 57.0°F | 34.8°F | 45.9°F | 3.84 in | 1.0 in | 9 |
| March | 64.4°F | 41.2°F | 52.8°F | 4.48 in | 0.6 in | 10 |
| April | 73.2°F | 48.7°F | 61.0°F | 4.04 in | — | 10 |
| May | 80.3°F | 57.5°F | 68.9°F | 4.07 in | — | 10 |
| June | 87.2°F | 65.5°F | 76.3°F | 3.90 in | — | 11 |
| July | 90.3°F | 69.2°F | 79.7°F | 4.82 in | — | 12 |
| August | 88.5°F | 68.3°F | 78.4°F | 4.66 in | — | 11 |
| September | 82.7°F | 62.4°F | 72.5°F | 3.73 in | — | 8 |
| October | 73.1°F | 50.4°F | 61.7°F | 3.59 in | — | 7 |
| November | 62.9°F | 40.4°F | 51.6°F | 3.84 in | 0.1 in | 9 |
| December | 54.9°F | 34.8°F | 44.8°F | 4.58 in | 0.6 in | 10 |
Climate twins of Lyman
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).