Historical Weather in Davenport, IA
See 55+ years of weather history for any date in Davenport going back to 1970.
Part of Iowa weather history · Iowa temperature records
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Monthly Climate Averages
Historical temperature and precipitation averages for Davenport, IA, based on 55+ years of weather data.
Warmest MonthJulyAvg High: 85°F / Low: 66°F
Coldest MonthJanuaryAvg High: 30°F / Low: 14°F
Jan
30°/ 14°
💧 4.1"
❄️ 1.5"
Feb
36°/ 19°
💧 4.8"
❄️ 1.4"
Mar
49°/ 30°
💧 6.8"
❄️ 1.5"
Apr
62°/ 41°
💧 8.3"
❄️ 1.6"
May
73°/ 52°
💧 9.6"
Jun
82°/ 62°
💧 11.2"
Jul
85°/ 66°
💧 11.9"
Aug
83°/ 64°
💧 11.0"
Sep
77°/ 56°
💧 10.3"
Oct
64°/ 44°
💧 7.6"
❄️ 1.0"
Nov
49°/ 32°
💧 6.4"
❄️ 1.5"
Dec
36°/ 21°
💧 5.6"
❄️ 1.4"
Temperatures in Fahrenheit. Precipitation and snowfall in inches.
Davenport, IA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Avg high Avg low
Davenport, IA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Rain (in) Snow (in)
Davenport, IA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
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Best Time to Visit Davenport, IA
Davenport, IA has no months that meet our "pleasant" threshold — every season has tradeoffs.
Jan
Feb
Mar
Apr
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Dec
Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal
Davenport Temperature Records
- Record High: The hottest temperature ever recorded in Davenport, IA is 104°F, set on June 25, 1988.
- Record Low: The coldest temperature ever recorded in Davenport, IA is -33°F, set on January 31, 2019.
- Data Coverage: Based on 42 years of data from NOAA weather station: ROCK IS L&D 15.
All-Time Record High
104°F
June 25, 1988
All-Time Record Low
-33°F
January 31, 2019
Monthly Temperature Records in Davenport
| Month | Record High | Record Low |
|---|---|---|
| January | 69°F(1989) | -33°F(2019) |
| February | 79°F(2024) | -28°F(1996) |
| March | 88°F(1986) | -15°F(2014) |
| April | 93°F(1986) | 7°F(1982) |
| May | 99°F(2018) | 25°F(2005) |
| June | 104°F(1988) | 39°F(1972) |
| July | 104°F(2012) | 46°F(1971) |
| August | 103°F(1983) | 40°F(1986) |
| September | 99°F(2025) | 30°F(2012) |
| October | 95°F(1997) | 16°F(1988) |
| November | 80°F(2000) | -9°F(1976) |
| December | 75°F(2021) | -24°F(1989) |
Davenport Snow RecordsSee the top 10 snowiest days ever recorded
→Holiday Weather in Davenport
Weather Analysis & Trends
RecordsHottest Temperatures Ever Recorded in Every US StateAll 50 state record highs ranked, including Iowa.Severe WeatherTornado Season 2026: Forecasts & What to ExpectAn EF5 already, and the peak still ahead.Climate ForecastEl Niño 2026: What Every US Region Should Expect85% likely by late 2026. Region-by-region impact analysis.