Temperature
Pleasant by day, brisk at night.
Mild days with cool nights and plenty of sun.

Pleasant by day, brisk at night.
Several rainy days. About 13 wet days, the highest monthly average.
A mix of sunshine and cloud.
In May, afternoons feel about 60° and nights feel near 47°.
Partly cloudy skies this month.
Breezy conditions are typical in May. More a comfort consideration than a planning concern.
May late afternoons are around 68°F, easing to about 66°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 27 | 11 | 1.0 | 6 | 6.2 | 76 |
| Feb | 31 | 15 | 1.2 | 6 | 7.4 | 74 |
| Mar | 46 | 27 | 2.4 | 8 | 8.3 | 69 |
| Apr | 60 | 39 | 3.9 | 11 | 9.1 | 62 |
| May | 71 | 51 | 5.0 | 13 | 10.0 | 64 |
| Jun | 80 | 61 | 5.2 | 13 | 11.7 | 69 |
| Jul | 83 | 65 | 3.7 | 9 | 12.6 | 74 |
| Aug | 81 | 62 | 4.1 | 10 | 11.2 | 76 |
| Sep | 76 | 55 | 2.9 | 8 | 9.9 | 70 |
| Oct | 62 | 42 | 2.5 | 8 | 7.8 | 66 |
| Nov | 46 | 29 | 1.7 | 6 | 6.6 | 70 |
| Dec | 32 | 17 | 1.5 | 6 | 5.6 | 77 |
Similar climates
Want a side-by-side climate view? Compare Algona with Adrian.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology