Davenport Climate by Month
Davenport, Iowa, United States
Hot summers and freezing winters, with rain spread through the year.
The climate in Davenport is one of hot summers and freezing winters, with rain spread through the year. Expect highs of 87°F (30°C) in July and 32°F (0°C) in January, with the coldest nights (January) near 15°F (-9°C). About 36 in (919 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 87°F(30°C)
- Average high, July
- Coldest nights
- 15°F(-9°C)
- Average low, January
- Rain per year
- 36 in(919 mm)
- No clear rainy season
- Humidity
- 68%
- Sunniest: July
Best and worst months in Davenport
Best for weatherThe most comfortable weather comes in May and September, with highs around 76°F (24°C) and about 3.8 in (97 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; January is the coldest, with highs of only 32°F (0°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in May.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Davenport weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 32°F(0°C) | 15°F(-9°C) | 1.6 in(40 mm) | 69% | 1.6 |
| FebFebruary | 37°F(3°C) | 19°F(-7°C) | 1.3 in(34 mm) | 77% | 2.6 |
| MarMarch | 50°F(10°C) | 30°F(-1°C) | 2.4 in(60 mm) | 72% | 3.8 |
| AprApril | 62°F(17°C) | 41°F(5°C) | 4.0 in(101 mm) | 61% | 4.5 |
| MayMayBest | 74°F(23°C) | 52°F(11°C) | 4.0 in(102 mm) | 61% | 5.3 |
| JunJune | 83°F(29°C) | 62°F(17°C) | 4.9 in(125 mm) | 66% | 5.9 |
| JulJuly | 87°F(30°C) | 66°F(19°C) | 4.3 in(109 mm) | 68% | 6.0 |
| AugAugust | 85°F(29°C) | 64°F(18°C) | 3.6 in(91 mm) | 69% | 5.3 |
| SepSeptemberBest | 78°F(26°C) | 55°F(13°C) | 3.6 in(91 mm) | 67% | 4.5 |
| OctOctober | 65°F(18°C) | 44°F(7°C) | 2.6 in(65 mm) | 63% | 2.9 |
| NovNovember | 49°F(10°C) | 32°F(0°C) | 2.1 in(53 mm) | 70% | 1.8 |
| DecDecember | 36°F(2°C) | 21°F(-6°C) | 1.9 in(48 mm) | 75% | 1.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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