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Mountain Brook, United States Snapshot 2026
Where is Mountain Brook?
Mountain Brook, United States
- Continent
- Americas
- Country
- United States
- City
- Mountain Brook
- Population
- 20.7K
- Elevation
- 234 m
- Coordinates
- 33.50°, -86.75°
Mountain Brook is a city in United States with a population of approximately 20.7K. Average temperatures range from 3°C (37°F) in January to 32°C (89°F) in July. The best time to visit is April, May, September, October. The city sits at an elevation of 234 m above sea level.
Time in Mountain Brook right now
Open full time & time zone page 12:51 51
Monday, June 15, 2026
IANA time zone
America/Chicago
Daylight saving
DST in effect
CST / CDT
Next DST change
November 1
backward -1h
Live weather in Mountain Brook
Daylight in Mountain Brook today
View full sunrise & sunset page Sunrise
Sunset
Day length
14h 22m
Climate normals for Mountain Brook
Long-term monthly averages based on historical data.
January
Poor 
February
Fair March
Good April best
Excellent May best
Excellent June
Fair July
Poor August
Fair September best
Excellent October best
Excellent November
Good December
Fair | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 12°C / 3°C | 10°C / -1°C | 10days (130 mm) Wet | 6.5h Fair | 71% Muggy | 3.4 Moderate | Poor | View Details |
| February | 16°C / 6°C | 15°C / 3°C | 12days (160 mm) Wet | 6.4h Fair | 74% Muggy | 4.2 Moderate | Fair | View Details |
| March | 19°C / 9°C | 18°C / 6°C | 12days (158 mm) Wet | 8.1h Good | 70% Muggy | 5.7 High | Good | View Details |
| April best | 22°C / 11°C | 23°C / 10°C | 10days (122 mm) Wet | 9.9h Good | 70% Muggy | 7.1 Very High | Excellent | View Details |
| May best | 27°C / 16°C | 29°C / 17°C | 11days (115 mm) Wet | 10.7h Excellent | 73% Muggy | 7.5 Very High | Excellent | View Details |
| June | 30°C / 20°C | 34°C / 23°C | 14days (123 mm) Wet | 11.3h Excellent | 74% Muggy | 8.2 Very High | Fair | View Details |
| July | 32°C / 23°C | 37°C / 26°C | 15days (109 mm) Wet | 11.7h Excellent | 76% Humid | 8.2 Very High | Poor | View Details |
| August | 31°C / 22°C | 36°C / 25°C | 13days (107 mm) Wet | 10.8h Excellent | 74% Muggy | 7.7 Very High | Fair | View Details |
| September best | 30°C / 20°C | 32°C / 21°C | 7days (79 mm) Good | 10h Excellent | 69% Muggy | 6.7 High | Excellent | View Details |
| October best | 25°C / 14°C | 25°C / 14°C | 6days (80 mm) Good | 8.8h Good | 66% Muggy | 5.4 High | Excellent | View Details |
| November | 18°C / 8°C | 17°C / 6°C | 8days (81 mm) Wet | 7.4h Good | 70% Muggy | 4 Moderate | Good | View Details |
| December | 14°C / 5°C | 12°C / 2°C | 10days (116 mm) Wet | 5.8h Fair | 76% Humid | 3.2 Moderate | Fair | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 12°C / 3°C . Feb: 16°C / 6°C . Mar: 19°C / 9°C . Apr: 22°C / 11°C . May: 27°C / 16°C . Jun: 30°C / 20°C . Jul: 32°C / 23°C . Aug: 31°C / 22°C . Sep: 30°C / 20°C . Oct: 25°C / 14°C . Nov: 18°C / 8°C . Dec: 14°C / 5°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 130 mm. Feb: 160 mm. Mar: 158 mm. Apr: 122 mm. May: 115 mm. Jun: 123 mm. Jul: 109 mm. Aug: 107 mm. Sep: 79 mm. Oct: 80 mm. Nov: 81 mm. Dec: 116 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 71%. Feb: 74%. Mar: 70%. Apr: 70%. May: 73%. Jun: 74%. Jul: 76%. Aug: 74%. Sep: 69%. Oct: 66%. Nov: 70%. Dec: 76%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 16 km/h . Feb: 17 km/h . Mar: 17 km/h . Apr: 16 km/h . May: 14 km/h . Jun: 12 km/h . Jul: 11 km/h . Aug: 11 km/h . Sep: 12 km/h . Oct: 13 km/h . Nov: 14 km/h . Dec: 15 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 3. Feb: UV 4. Mar: UV 6. Apr: UV 7. May: UV 8. Jun: UV 8. Jul: UV 8. Aug: UV 8. Sep: UV 7. Oct: UV 5. Nov: UV 4. Dec: UV 3.
Frequently Asked Questions
Mountain Brook has a population of approximately 20.7K.
The best months to visit Mountain Brook are April, May, September, October, when temperatures are pleasant and rainfall is lower.
Mountain Brook receives approximately 1380mm of rainfall annually across 128 rainy days.
Mountain Brook is located in United States, in the Americas region.
Mountain Brook sits at an elevation of 234 m (768 ft) above sea level.