Fairfax, IA weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Fairfax now
Loading the National Weather Service forecast…
Fairfax weather by the hour
Fairfax weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Fairfax.
This week in Fairfax
Sunrise, sunset and moon in Fairfax
What is the weather usually like in Fairfax?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 83°F average high
- Januarycoldest month · 12°F average low
- 35.9 inprecipitation per year · 912 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Fairfax: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station CEDAR RAPIDS MUNI AP, IA US (USW00014990), adjusted for the elevation of Fairfax.
Fairfax weather month by month
Sunrise and sunset in Fairfax through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:30 AM | 5:02 PM | 9 h 32 min |
| February | 7:00 AM | 5:41 PM | 10 h 40 min |
| March | 7:16 AM | 7:14 PM | 11 h 58 min |
| April | 6:24 AM | 7:49 PM | 13 h 24 min |
| May | 5:44 AM | 8:22 PM | 14 h 37 min |
| June | 5:29 AM | 8:45 PM | 15 h 16 min |
| July | 5:43 AM | 8:42 PM | 14 h 58 min |
| August | 6:14 AM | 8:09 PM | 13 h 54 min |
| September | 6:46 AM | 7:18 PM | 12 h 32 min |
| October | 7:18 AM | 6:27 PM | 11 h 8 min |
| November | 6:55 AM | 4:47 PM | 9 h 52 min |
| December | 7:26 AM | 4:38 PM | 9 h 12 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Fairfax?
Fairfax has a hot-summer humid continental climate. The warmest month is July, with an average high of 83°F (28°C), and the coldest is January, with average lows of 12°F (-11°C).
It gets about 35.9 inches (912 mm) of precipitation a year. The wettest month is June and the driest is January.
The best time to visit Fairfax is June to September. At 774 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Fairfax
Weather in towns near Fairfax
Questions about the weather in Fairfax
What is the hottest month in Fairfax?
July, with an average high of 83°F (28°C).
What is the coldest month in Fairfax?
January, with an average low of 12°F (-11°C).
How much does it rain in Fairfax?
About 35.9 inches (912 mm) a year; the wettest month is June.
Does it snow in Fairfax?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Fairfax?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Fairfax have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Fairfax in November?
Highs average 47°F and lows 28°F, with about 2.0 inches of precipitation.
What time is sunrise in Fairfax?
Around 6:55 AM in mid-November, and sunset around 4:47 PM. Today’s exact times are shown above.
Where does this Fairfax weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Fairfax.
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