Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Lake City features a humid continental climate (Dfa).Temperatures typically range between -6 °C (22 °F) and 25 °C (76 °F) through the year, but rarely can drop to -32 °C (-25 °F) or can rise to as high as 38 °C (101 °F).The average annual precipitation amounts to about 948 mm (37.3 inches) and receives 102 rainy days on the 1 mm (0.04 inches) threshold annually.Lake City enjoys an average of 3052 hours of sunshine throughout the year, and daylight varies from 9 hours 7 minutes to 15 hours 12 minutes per day.
The warmest months in Lake City are June, July and August, with daily mean temperatures ranging from 23 to 25 °C (73 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -6 to -2 °C (22 - 29 °F) throughout the day. On average each year, Lake City experiences 93 days above 25 °C (77.0 °F) and 128 days below 0 °C (32.0 °F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum | 12°C (55°F) | 21°C (70°F) | 25°C (77°F) | 30°C (86°F) | 36°C (97°F) | 38°C (101°F) | 34°C (94°F) | 37°C (98°F) | 36°C (97°F) | 31°C (88°F) | 26°C (79°F) | 21°C (71°F) |
| Mean maximum | 11°C (51°F) | 14°C (58°F) | 21°C (71°F) | 26°C (79°F) | 32°C (90°F) | 34°C (93°F) | 34°C (93°F) | 33°C (91°F) | 33°C (92°F) | 29°C (85°F) | 19°C (66°F) | 15°C (60°F) |
| Average high | -1°C (30°F) | -0°C (32°F) | 9°C (48°F) | 15°C (59°F) | 22°C (71°F) | 29°C (84°F) | 29°C (85°F) | 28°C (82°F) | 25°C (78°F) | 16°C (61°F) | 8°C (47°F) | 3°C (38°F) |
| Daily mean | -6°C (22°F) | -5°C (22°F) | 3°C (38°F) | 9°C (48°F) | 16°C (61°F) | 23°C (74°F) | 25°C (76°F) | 23°C (73°F) | 20°C (68°F) | 10°C (51°F) | 3°C (38°F) | -2°C (29°F) |
| Average low | -10°C (15°F) | -10°C (13°F) | -1°C (30°F) | 3°C (38°F) | 11°C (52°F) | 18°C (64°F) | 19°C (67°F) | 17°C (63°F) | 14°C (58°F) | 5°C (42°F) | -2°C (28°F) | -6°C (21°F) |
| Mean minimum | -24°C (-10°F) | -22°C (-8°F) | -11°C (12°F) | -7°C (20°F) | 3°C (38°F) | 11°C (53°F) | 13°C (56°F) | 12°C (53°F) | 6°C (44°F) | -3°C (26°F) | -11°C (12°F) | -16°C (3°F) |
| Minimum | -29°C (-19°F) | -32°C (-25°F) | -22°C (-7°F) | -12°C (11°F) | 1°C (35°F) | 8°C (47°F) | 12°C (54°F) | 10°C (51°F) | 4°C (39°F) | -8°C (18°F) | -17°C (2°F) | -23°C (-9°F) |
Compare temperature, precipitation, sunshine, UV index in Lake City, Iowa, United States with other places around the world.
Lake City usually has the most precipitation in May, June and October, with an average of 11 rainy days and 127 mm (5.0 inches) of precipitation per month.The driest months in Lake City are January, November and December. On average, 34 mm (1.4 inches) of precipitation falls during these months.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average precipitation mm (inches) | 29 (1.1) | 41 (1.6) | 77 (3.0) | 66 (2.6) | 155 (6.1) | 114 (4.5) | 69 (2.7) | 107 (4.2) | 102 (4.0) | 113 (4.4) | 35 (1.4) | 39 (1.5) |
| Average precipitation days (≥ 1 mm) | 5 | 7 | 8 | 10 | 15 | 11 | 8 | 9 | 10 | 9 | 5 | 5 |
The sunniest months in Lake City are June, July and August, when the sun shines an average of 11 hours 24 minutes a day.Least sunny months in Lake City: January, February and December receive an average of 6 hours 5 minutes of sunshine daily.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean monthly sunshine hours | 143 | 199 | 222 | 254 | 261 | 344 | 374 | 330 | 272 | 226 | 212 | 210 |
| Mean daily daylight hours | 9h 28m | 10h 34m | 11h 58m | 13h 23m | 14h 36m | 15h 12m | 14h 52m | 13h 47m | 12h 25m | 11h 0m | 9h 45m | 9h 7m |
Lake City experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 11, which corresponds to the Very High / Extreme category of sun exposure.January, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Lake City UV Index data.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV Index (month maximum) | 3 | 5 | 5 | 8 | 9 | 11 | 10 | 9 | 8 | 6 | 3 | 3 |