Lone Rock, IA
Climate overview — based on NOAA 1991-2020 normals from ALGONA, IA US.
Year-round temperatures (°F)
Climate summary
Lone Rock has an annual average temperature of 45.9°F with about 34.1 inches of precipitation per year. The warmest month is July (average high 83.1°F), and the coldest is January (average low 6.0°F). June is typically the wettest month (5.49 in) and January the driest (0.90 in).
Best time to visit Lone Rock
Full guide →Climate change signal
All-time records →37 of 366 (10.1%) of Lone Rock'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.
| 1890s | 12 | |
| 1900s | 10 | |
| 1910s | 25 | |
| 1920s | 20 | |
| 1930s | 80 | |
| 1940s | 38 | |
| 1950s | 19 | |
| 1960s | 15 | |
| 1970s | 7 | |
| 1980s | 25 | |
| 1990s | 27 | |
| 2000s | 31 | |
| 2010s | 32 | |
| 2020s | 25 |
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 | 24.9°F | 6.0°F | 15.4°F | 0.90 in | — | 5 |
| February | 29.3°F | 10.2°F | 19.8°F | 1.04 in | — | 5 |
| March | 42.7°F | 22.6°F | 32.6°F | 1.95 in | — | 7 |
| April | 58.4°F | 33.8°F | 46.1°F | 3.36 in | — | 10 |
| May | 70.5°F | 46.5°F | 58.5°F | 4.72 in | — | 13 |
| June | 80.2°F | 57.8°F | 69.0°F | 5.49 in | — | 12 |
| July | 83.1°F | 61.2°F | 72.1°F | 4.13 in | — | 9 |
| August | 80.6°F | 58.8°F | 69.7°F | 4.27 in | — | 9 |
| September | 75.2°F | 50.1°F | 62.6°F | 3.27 in | — | 9 |
| October | 61.8°F | 37.5°F | 49.7°F | 2.44 in | — | 7 |
| November | 44.7°F | 23.9°F | 34.3°F | 1.46 in | — | 6 |
| December | 30.5°F | 12.8°F | 21.6°F | 1.06 in | — | 6 |
Climate twins of Lone Rock
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).