WMO Normals
Charles City, Ia Climate & Temperature
- Charles City, Ia, Usa is at 43°0'N, 93°0'W, 309 m (1013 ft). See map.
- Charles City, Ia has a humid continental climate with severe winters, no dry season, hot summers and strong seasonality (Köppen-Geiger classification: Dfa).
- According to the Holdridge life zones system of bioclimatic classification Charles City, Ia is situated in or near the cool temperate moist forest biome.
- The mean annual temperature is 8 degrees Celsius (46.4 degrees Fahrenheit). See the temperatures page for a monthly breakdown and the fixed scale graph.
- Average monthly temperatures vary by 32.4 °C (58.3°F). This indicates that the continentality type is continental, subtype truly continental.
- In the winter time records indicate temperatures by day reach -2.6°C (27.4°F) on average falling to -12.5°C (9.4°F) overnight.
- In spring time temperatures climb reaching 14.2°C (57.6°F) generally in the afternoon with overnight lows of 2.4°C (36.3°F).
- During summer average high temperatures are 28.2°C (82.8°F) and average low temperatures are 15.1°C (59.2°F).
- Come autumn/ fall temperatures decrease achieving average highs of 15.6°C (60.1°F) during the day and lows of 3.8°C (38.8°F) generally shortly after sunrise.
- Total annual Precipitation averages 842.7 mm (33.2 inches) which is equivalent to 842.7 Litres/m² (20.67 Gallons/ft²).
- Were you to burrow down through the centre of the Earth from Charles City, Ia you would pop up nearest to the climate station at Amsterdam Island, French Southern Lands where you would find a Marine west coast climate.
Charles City, Ia Climate Table
| Climate Variable | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average Max Temperature °C ( °F) | -4 (24) | -1 (30) | 6 (42) | 15 (59) | 22 (72) | 27 (81) | 29 (85) | 28 (83) | 23 (74) | 17 (62) | 7 (44) | -2 (28) | 14 (57) | ||
| Average Temperature °C ( °F) | -10 (15) | -6 (20) | 1 (33) | 9 (48) | 16 (60) | 21 (69) | 23 (73) | 22 (71) | 17 (62) | 11 (51) | 2 (35) | -7 (20) | 8 (46) | ||
| Average Min Temperature °C ( °F) | -15 (5) | -12 (11) | -4 (24) | 3 (37) | 9 (48) | 14 (57) | 16 (62) | 15 (59) | 10 (50) | 4 (40) | -3 (27) | -11 (12) | 2 (36) | ||
| Average Precipitation mm (in) | 21 (1) | 23 (1) | 55 (2) | 84 (3) | 103 (4) | 117 (5) | 105 (4) | 98 (4) | 97 (4) | 67 (3) | 44 (2) | 30 (1) | 843 (33) | ||
| Average Daylight Hours/ Day | 9h 23' | 10h 27' | 11h 51' | 13h 21' | 14h 38' | 15h 17' | 14h 59' | 13h 53' | 12h 26' | 10h 56' | 9h 40' | 9h 03' | 12h 00' | ||
| Sun altitude at solar noon on the 21st day (°). | 27.2 | 36.5 | 47.4 | 59 | 67.3 | 70.4 | 67.3 | 59 | 47.5 | 36 | 26.9 | 23.6 | 47.3 |
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