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Fairview Heights, United States Snapshot 2026
Where is Fairview Heights?
Fairview Heights, United States
- Continent
- Americas
- Country
- United States
- City
- Fairview Heights
- Population
- 16.8K
- Elevation
- 178 m
- Coordinates
- 38.59°, -89.99°
Fairview Heights is a city in United States with a population of approximately 16.8K. Average temperatures range from -3°C (27°F) in January to 31°C (88°F) in July. The best time to visit is May, June, August, September, October. The city sits at an elevation of 178 m above sea level.
Time in Fairview Heights right now
Open full time & time zone page 15:01 01
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 Fairview Heights
Daylight in Fairview Heights today
View full sunrise & sunset page Sunrise
Sunset
Day length
14h 51m
Climate normals for Fairview Heights
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Fair April
Good May best
Excellent June best
Excellent July
Fair August best
Excellent September best
Excellent October best
Good November
Fair December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 5°C / -3°C | 1°C / -8°C | 8days (81 mm) Wet | 5.5h Fair | 69% Muggy | 2.7 Moderate | Poor | View Details |
| February | 9°C / -1°C | 5°C / -6°C | 9days (73 mm) Wet | 6.9h Fair | 66% Muggy | 3.7 Moderate | Poor | View Details |
| March | 15°C / 5°C | 12°C / 1°C | 12days (123 mm) Wet | 7.5h Good | 64% Muggy | 5.1 High | Fair | View Details |
| April | 20°C / 9°C | 18°C / 6°C | 11days (143 mm) Wet | 8.9h Good | 63% Muggy | 5.8 High | Good | View Details |
| May best | 25°C / 15°C | 25°C / 14°C | 13days (134 mm) Wet | 9.9h Good | 68% Muggy | 7 High | Excellent | View Details |
| June best | 30°C / 20°C | 33°C / 22°C | 10days (90 mm) Wet | 11.9h Excellent | 65% Muggy | 7.3 Very High | Excellent | View Details |
| July | 31°C / 22°C | 35°C / 25°C | 12days (107 mm) Wet | 12h Excellent | 71% Muggy | 7.4 Very High | Fair | View Details |
| August best | 30°C / 21°C | 33°C / 23°C | 10days (111 mm) Wet | 10.9h Excellent | 71% Muggy | 6.8 High | Excellent | View Details |
| September best | 28°C / 18°C | 29°C / 19°C | 6days (85 mm) Good | 10.1h Excellent | 67% Muggy | 5.9 High | Excellent | View Details |
| October best | 21°C / 12°C | 20°C / 10°C | 8days (84 mm) Wet | 7.9h Good | 66% Muggy | 4.4 Moderate | Good | View Details |
| November | 13°C / 5°C | 10°C / 1°C | 8days (69 mm) Wet | 6.8h Fair | 68% Muggy | 3 Moderate | Fair | View Details |
| December | 8°C / 0°C | 5°C / -4°C | 8days (69 mm) Wet | 5.6h Fair | 70% Muggy | 2.4 Moderate | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 5°C / -3°C . Feb: 9°C / -1°C . Mar: 15°C / 5°C . Apr: 20°C / 9°C . May: 25°C / 15°C . Jun: 30°C / 20°C . Jul: 31°C / 22°C . Aug: 30°C / 21°C . Sep: 28°C / 18°C . Oct: 21°C / 12°C . Nov: 13°C / 5°C . Dec: 8°C / 0°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 81 mm. Feb: 73 mm. Mar: 123 mm. Apr: 143 mm. May: 134 mm. Jun: 90 mm. Jul: 107 mm. Aug: 111 mm. Sep: 85 mm. Oct: 84 mm. Nov: 69 mm. Dec: 69 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 69%. Feb: 66%. Mar: 64%. Apr: 63%. May: 68%. Jun: 65%. Jul: 71%. Aug: 71%. Sep: 67%. Oct: 66%. Nov: 68%. Dec: 70%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 18 km/h . Feb: 19 km/h . Mar: 20 km/h . Apr: 20 km/h . May: 17 km/h . Jun: 15 km/h . Jul: 13 km/h . Aug: 13 km/h . Sep: 14 km/h . Oct: 17 km/h . Nov: 17 km/h . Dec: 18 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
Fairview Heights has a population of approximately 16.8K.
The best months to visit Fairview Heights are May, June, August, September, October, when temperatures are pleasant and rainfall is lower.
Fairview Heights receives approximately 1169mm of rainfall annually across 115 rainy days.
Fairview Heights is located in United States, in the Americas region.
Fairview Heights sits at an elevation of 178 m (584 ft) above sea level.