Sinclair, IA
Unincorporated community in Grundy County, Iowa
Sinclair is a small unincorporated community in Grundy County, Iowa. It is 2.1 miles NE of Stout, the nearest town. Its ZIP code is 50673.
Sinclair at a glance
- State
- Iowa
- County
- Grundy County
- ZIP code
- 50673
- Nearest town
- Stout (2.1 mi)
- Time zone
- America/Chicago
- Coordinates
- 42.5000, -92.7317
Weather in Sinclair now
Loading the National Weather Service forecast…
Sinclair weather by the hour
Sinclair weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Sinclair.
This week in Sinclair
Sunrise, sunset and moon in Sinclair
What is the weather usually like in Sinclair?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 83°F average high
- Januarycoldest month · 9°F average low
- 36.8 inprecipitation per year · 935 mm
- 32.3 insnowfall per year · 82 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Sinclair: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station GRUNDY CTR, IA US (USC00133487), adjusted for the elevation of Sinclair.
Sinclair weather month by month
Sunrise and sunset in Sinclair through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:36 AM | 5:04 PM | 9 h 28 min |
| February | 7:05 AM | 5:44 PM | 10 h 38 min |
| March | 7:20 AM | 7:18 PM | 11 h 57 min |
| April | 6:27 AM | 7:54 PM | 13 h 26 min |
| May | 5:47 AM | 8:27 PM | 14 h 40 min |
| June | 5:31 AM | 8:51 PM | 15 h 20 min |
| July | 5:45 AM | 8:48 PM | 15 h 2 min |
| August | 6:16 AM | 8:13 PM | 13 h 57 min |
| September | 6:49 AM | 7:22 PM | 12 h 32 min |
| October | 7:22 AM | 6:30 PM | 11 h 7 min |
| November | 7:00 AM | 4:50 PM | 9 h 49 min |
| December | 7:32 AM | 4:40 PM | 9 h 8 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Sinclair?
Sinclair 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 9°F (-13°C).
It gets about 36.8 inches (935 mm) of precipitation a year. The wettest month is June and the driest is January. Snow is common: about 32 inches fall in an average year.
The best time to visit Sinclair is June to September. 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.
Webcams near Sinclair
The closest live webcam is Hudson: 2CF - US 20 @ MM 222.7 (IWZ 3360), 12.4 miles E of Sinclair.
Webcams: Windy.com. Distances in a straight line from Sinclair.
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Map of Sinclair, IA
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Sinclair Street View
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Questions about Sinclair
Where is Sinclair, IA?
Sinclair is an unincorporated community in Grundy County, Iowa, 2.1 miles NE of Stout.
What county is Sinclair in?
Sinclair is in Grundy County, Iowa.
What is the ZIP code of Sinclair, IA?
The ZIP code for Sinclair is 50673.
What is the nearest town to Sinclair?
Stout, 2.1 miles away.
Are there webcams near Sinclair?
Yes. The closest is Hudson: 2CF - US 20 @ MM 222.7 (IWZ 3360), 12.4 miles away.
What is the hottest month in Sinclair?
July, with an average high of 83°F (28°C).
What is the coldest month in Sinclair?
January, with an average low of 9°F (-13°C).
How much does it rain in Sinclair?
About 36.8 inches (935 mm) a year; the wettest month is June.
Does it snow in Sinclair?
Yes, about 32 inches of snow fall in an average year.
When is the best time to visit Sinclair?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Sinclair have?
Hot-summer humid continental (Köppen Dfa).
Last updated: