Eureka, MO
Historical community (former settlement) in Boone County, Missouri
Eureka is a historical community (former settlement) in Boone County, Missouri. It is 4.2 miles SE of Hartsburg, the nearest town. Its ZIP code is 65039.
Eureka at a glance
- State
- Missouri
- County
- Boone County
- ZIP code
- 65039
- Nearest town
- Hartsburg (4.2 mi)
- Time zone
- America/Chicago
- Coordinates
- 38.7339, -92.3694
Weather in Eureka now
Loading the National Weather Service forecast…
Eureka weather by the hour
Eureka weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Eureka.
This week in Eureka
Sunrise, sunset and moon in Eureka
What is the weather usually like in Eureka?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 89°F average high
- Januarycoldest month · 22°F average low
- 41.4 inprecipitation per year · 1,052 mm
- 16.5 insnowfall per year · 42 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Eureka: May–June and September–October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station COLUMBIA RGNL AP, MO US (USW00003945), adjusted for the elevation of Eureka.
Eureka weather month by month
Sunrise and sunset in Eureka through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:24 AM | 5:13 PM | 9 h 49 min |
| February | 6:58 AM | 5:48 PM | 10 h 49 min |
| March | 7:18 AM | 7:17 PM | 11 h 59 min |
| April | 6:31 AM | 7:47 PM | 13 h 16 min |
| May | 5:55 AM | 8:16 PM | 14 h 20 min |
| June | 5:42 AM | 8:37 PM | 14 h 55 min |
| July | 5:55 AM | 8:35 PM | 14 h 39 min |
| August | 6:22 AM | 8:05 PM | 13 h 43 min |
| September | 6:49 AM | 7:19 PM | 12 h 29 min |
| October | 7:17 AM | 6:32 PM | 11 h 14 min |
| November | 6:50 AM | 4:57 PM | 10 h 6 min |
| December | 7:18 AM | 4:50 PM | 9 h 31 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Eureka?
Eureka has a hot-summer humid continental climate. The warmest month is July, with an average high of 89°F (31°C), and the coldest is January, with average lows of 22°F (-5°C).
It gets about 41.4 inches (1,052 mm) of precipitation a year. The wettest month is April and the driest is December. Snow is common: about 17 inches fall in an average year.
The best time to visit Eureka is May–June and September–October. 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 Eureka
The closest live webcam is Lake Ozark › North-west: Bagnell Dam Boulevard, 39.5 miles S of Eureka.
Webcams: Windy.com. Distances in a straight line from Eureka.
Do you know Eureka? Tell us about it
Help other travelers: share what makes Eureka special. We review every message before publishing it.
Map of Eureka, MO
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Eureka Street View
Drag the image to look around and tap the arrows on the ground to move. If it says there is no imagery, tap a nearby street on the map above.
Open in Google Maps ›Towns near Eureka
Other communities near Eureka
Questions about Eureka
Where is Eureka, MO?
Eureka is a historical community (former settlement) in Boone County, Missouri, 4.2 miles SE of Hartsburg.
What county is Eureka in?
Eureka is in Boone County, Missouri.
What is the ZIP code of Eureka, MO?
The ZIP code for Eureka is 65039.
What is the nearest town to Eureka?
Hartsburg, 4.2 miles away.
Are there webcams near Eureka?
Yes. The closest is Lake Ozark › North-west: Bagnell Dam Boulevard, 39.5 miles away.
What is the hottest month in Eureka?
July, with an average high of 89°F (31°C).
What is the coldest month in Eureka?
January, with an average low of 22°F (-5°C).
How much does it rain in Eureka?
About 41.4 inches (1,052 mm) a year; the wettest month is April.
Does it snow in Eureka?
Yes, about 17 inches of snow fall in an average year.
When is the best time to visit Eureka?
May–June and September–October, when temperatures are most pleasant and rainy days are fewer.
What climate does Eureka have?
Hot-summer humid continental (Köppen Dfa).
Last updated: