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Monmouth, United States Snapshot 2026
Where is Monmouth?
Monmouth, United States
- Continent
- Americas
- Country
- United States
- City
- Monmouth
- Population
- 9.3K
- Elevation
- 232 m
- Coordinates
- 40.91°, -90.65°
Monmouth is a city in United States with a population of approximately 9.3K. Average temperatures range from -7°C (19°F) in January to 29°C (85°F) in July. The best time to visit is May, June, July, August, September. The city sits at an elevation of 232 m above sea level.
Time in Monmouth right now
Open full time & time zone page 03:39 39
Tuesday, June 16, 2026
IANA time zone
America/Chicago
Daylight saving
DST in effect
CST / CDT
Next DST change
November 1
backward -1h
Live weather in Monmouth
Daylight in Monmouth today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 06m
Climate normals for Monmouth
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May best
Excellent June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Good November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 1°C / -7°C | -4°C / -12°C | 8days (53 mm) Wet | 5.3h Fair | 73% Muggy | 2.5 Moderate | Poor | View Details |
| February | 5°C / -5°C | 0°C / -10°C | 7days (49 mm) Good | 7.2h Good | 67% Muggy | 3.7 Moderate | Poor | View Details |
| March | 11°C / 1°C | 8°C / -3°C | 11days (98 mm) Wet | 7.6h Good | 66% Muggy | 4.8 Moderate | Poor | View Details |
| April | 17°C / 6°C | 14°C / 2°C | 12days (103 mm) Wet | 8.8h Good | 65% Muggy | 5.7 High | Fair | View Details |
| May best | 23°C / 12°C | 23°C / 11°C | 13days (121 mm) Wet | 10h Excellent | 69% Muggy | 6.9 High | Excellent | View Details |
| June best | 29°C / 18°C | 30°C / 18°C | 10days (108 mm) Wet | 12.1h Excellent | 65% Muggy | 7.3 Very High | Excellent | View Details |
| July best | 29°C / 20°C | 32°C / 22°C | 10days (94 mm) Wet | 11.9h Excellent | 71% Muggy | 7.2 Very High | Excellent | View Details |
| August best | 29°C / 19°C | 31°C / 20°C | 9days (77 mm) Wet | 11.2h Excellent | 70% Muggy | 6.6 High | Excellent | View Details |
| September best | 26°C / 16°C | 27°C / 16°C | 7days (73 mm) Good | 10h Excellent | 66% Muggy | 5.7 High | Excellent | View Details |
| October | 19°C / 10°C | 17°C / 7°C | 9days (93 mm) Wet | 7.5h Good | 65% Muggy | 4.1 Moderate | Good | View Details |
| November | 10°C / 2°C | 7°C / -2°C | 6days (49 mm) Good | 6.6h Fair | 68% Muggy | 2.9 Moderate | Poor | View Details |
| December | 5°C / -3°C | 0°C / -8°C | 7days (52 mm) Good | 5.5h Fair | 71% Muggy | 2.1 Moderate | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 1°C / -7°C . Feb: 5°C / -5°C . Mar: 11°C / 1°C . Apr: 17°C / 6°C . May: 23°C / 12°C . Jun: 29°C / 18°C . Jul: 29°C / 20°C . Aug: 29°C / 19°C . Sep: 26°C / 16°C . Oct: 19°C / 10°C . Nov: 10°C / 2°C . Dec: 5°C / -3°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 53 mm. Feb: 49 mm. Mar: 98 mm. Apr: 103 mm. May: 121 mm. Jun: 108 mm. Jul: 94 mm. Aug: 77 mm. Sep: 73 mm. Oct: 93 mm. Nov: 49 mm. Dec: 52 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 73%. Feb: 67%. Mar: 66%. Apr: 65%. May: 69%. Jun: 65%. Jul: 71%. Aug: 70%. Sep: 66%. Oct: 65%. Nov: 68%. Dec: 71%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 21 km/h . Feb: 22 km/h . Mar: 23 km/h . Apr: 24 km/h . May: 20 km/h . Jun: 19 km/h . Jul: 16 km/h . Aug: 16 km/h . Sep: 17 km/h . Oct: 21 km/h . Nov: 21 km/h . Dec: 21 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 3. Feb: UV 4. Mar: UV 5. Apr: UV 6. May: UV 7. Jun: UV 7. Jul: UV 7. Aug: UV 7. Sep: UV 6. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Frequently Asked Questions
Monmouth has a population of approximately 9.3K.
The best months to visit Monmouth are May, June, July, August, September, when temperatures are pleasant and rainfall is lower.
Monmouth receives approximately 970mm of rainfall annually across 109 rainy days.
Monmouth is located in United States, in the Americas region.
Monmouth sits at an elevation of 232 m (761 ft) above sea level.