Cedar Rapids weather by month
Warmest month
July
85°F (29°C) average high
Coolest month
January
14°F (-10°C) average low
Wettest month
June
4.3 in (108 mm) of rain
Driest month
February
0.5 in (13 mm) of rain
Average temperature and rainfall in Cedar Rapids by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 28°F | 14°F | -20°F / 51°F | 0.6 in | 80% | 10 mph |
| February | 32°F | 15°F | -19°F / 64°F | 0.5 in | 77% | 10 mph |
| March | 47°F | 29°F | -13°F / 74°F | 1.5 in | 77% | 12 mph |
| April | 60°F | 40°F | 22°F / 79°F | 3.1 in | 66% | 12 mph |
| May | 74°F | 52°F | 34°F / 95°F | 3.5 in | 68% | 9 mph |
| June | 83°F | 63°F | 48°F / 100°F | 4.3 in | 71% | 9 mph |
| July | 85°F | 65°F | 51°F / 95°F | 2.4 in | 79% | 7 mph |
| August | 82°F | 63°F | 48°F / 93°F | 2.4 in | 78% | 7 mph |
| September | 80°F | 59°F | 43°F / 91°F | 3.7 in | 74% | 8 mph |
| October | 63°F | 46°F | 25°F / 89°F | 2.9 in | 73% | 9 mph |
| November | 50°F | 34°F | 8°F / 71°F | 1.7 in | 80% | 9 mph |
| December | 38°F | 24°F | -4°F / 73°F | 1.2 in | 79% | 10 mph |
Frost and snow-likely months in Cedar Rapids
Nights in Cedar Rapids average 36°F (2°C) or below in 5 months (January, February, March, November and December). January, February, March and December combine average lows at or below 32°F (0°C) with 0.4 in (10 mm) or more of monthly precipitation, so precipitation then is likely to fall as snow. The coldest month is January with an average low of 14°F (-10°C) and a record low of -20°F (-29°C).
- January: average low 14°F (-10°C), record low -20°F (-29°C), 0.6 in (15 mm) of precipitation — snow-likely
- February: average low 15°F (-9°C), record low -19°F (-29°C), 0.5 in (13 mm) of precipitation — snow-likely
- March: average low 29°F (-1°C), record low -13°F (-25°C), 1.5 in (37 mm) of precipitation — snow-likely
- November: average low 34°F (1°C), record low 8°F (-13°C), 1.7 in (43 mm) of precipitation
- December: average low 24°F (-5°C), record low -4°F (-20°C), 1.2 in (30 mm) of precipitation — snow-likely
These records carry temperature and precipitation, not snowfall totals.
Best time to visit Cedar Rapids
The most comfortable time to visit Cedar Rapids is generally May and August to September, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around June, totalling about 27.6 in (702 mm) a year.
Travellers who prefer heat should aim for July, when highs average 85°F (29°C). June is the month to avoid if rain would spoil your plans — it averages 4.3 in (108 mm), roughly 8× the rainfall of the driest month (February).
Cedar Rapids climate: your questions
Does it snow in Cedar Rapids?
Yes, in winter: January, February, March and December average lows at or below 32°F (0°C) with 0.4 in (10 mm) or more of monthly precipitation, so some of it falls as snow. The coldest month is January (average low 14°F (-10°C), record low -20°F (-29°C)). Our records carry temperature and precipitation, not snowfall totals. What is falling now: Cedar Rapids weather today.
Will it snow in Cedar Rapids this winter?
Cedar Rapids's winter months average lows of 24°F (-5°C) in December, 14°F (-10°C) in January and 15°F (-9°C) in February, with about 2.3 in (58 mm) of precipitation across the three; 3 of them sit at or below 32°F (0°C), so snow is likely on the colder days. The records hold no snowfall totals. The next 15 days: Cedar Rapids 10-day forecast.
When is the best time to visit Cedar Rapids?
May and August to September are the most comfortable months in Cedar Rapids, with highs near 78°F (26°C). July is the warmest month, averaging 85°F (29°C) by day; June is the wettest, with 4.3 in (108 mm); and January is the coolest, with lows near 14°F (-10°C). What it is doing today: Cedar Rapids weather today.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Cedar Rapids forecast for what is happening now.
Nearest cities: Monthly climate
- Iowa City23 mi
- Waterloo50 mi
- Davenport62 mi
- Des Moines103 mi
- Sioux City244 mi
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