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Manassas, United States Snapshot 2026
Where is Manassas?
Manassas, United States
- Continent
- Americas
- Country
- United States
- City
- Manassas
- Population
- 41.8K
- Elevation
- 93 m
- Coordinates
- 38.75°, -77.48°
Manassas is a city in United States with a population of approximately 41.8K. Average temperatures range from -1°C (29°F) in January to 32°C (89°F) in July. The best time to visit is April, May, June, September, October.
Time in Manassas right now
Open full time & time zone page 13:53 53
Monday, June 15, 2026
IANA time zone
America/New_York
Daylight saving
DST in effect
EST / EDT
Next DST change
November 1
backward -1h
Live weather in Manassas
Daylight in Manassas today
View full sunrise & sunset page Sunrise
Sunset
Day length
14h 52m
Climate normals for Manassas
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Fair April best
Good May best
Excellent June best
Excellent July
Fair August
Good September best
Excellent October best
Excellent November
Fair December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 6°C / -1°C | 3°C / -6°C | 10days (84 mm) Wet | 6.3h Fair | 67% Muggy | 2.6 Moderate | Poor | View Details |
| February | 10°C / 1°C | 7°C / -3°C | 10days (88 mm) Wet | 6.8h Fair | 67% Muggy | 3.5 Moderate | Poor | View Details |
| March | 14°C / 4°C | 11°C / 0°C | 10days (76 mm) Wet | 8.3h Good | 63% Muggy | 5 Moderate | Fair | View Details |
| April best | 19°C / 9°C | 18°C / 6°C | 9days (82 mm) Wet | 9.2h Good | 64% Muggy | 5.9 High | Good | View Details |
| May best | 23°C / 14°C | 24°C / 13°C | 14days (121 mm) Wet | 9.4h Good | 73% Muggy | 6.5 High | Excellent | View Details |
| June best | 29°C / 19°C | 31°C / 20°C | 11days (99 mm) Wet | 11.5h Excellent | 68% Muggy | 7.3 Very High | Excellent | View Details |
| July | 32°C / 22°C | 35°C / 25°C | 14days (127 mm) Wet | 11.8h Excellent | 69% Muggy | 7.6 Very High | Fair | View Details |
| August | 30°C / 21°C | 33°C / 23°C | 12days (101 mm) Wet | 10.6h Excellent | 73% Muggy | 6.9 High | Good | View Details |
| September best | 26°C / 18°C | 28°C / 18°C | 10days (102 mm) Wet | 8.6h Good | 73% Muggy | 5.2 High | Excellent | View Details |
| October best | 21°C / 12°C | 20°C / 10°C | 7days (74 mm) Good | 8h Good | 71% Muggy | 4.5 Moderate | Excellent | View Details |
| November | 14°C / 5°C | 11°C / 2°C | 8days (70 mm) Wet | 7.3h Good | 67% Muggy | 3.1 Moderate | Fair | View Details |
| December | 8°C / 1°C | 5°C / -3°C | 9days (94 mm) Wet | 6h Fair | 70% Muggy | 2.4 Moderate | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 6°C / -1°C . Feb: 10°C / 1°C . Mar: 14°C / 4°C . Apr: 19°C / 9°C . May: 23°C / 14°C . Jun: 29°C / 19°C . Jul: 32°C / 22°C . Aug: 30°C / 21°C . Sep: 26°C / 18°C . Oct: 21°C / 12°C . Nov: 14°C / 5°C . Dec: 8°C / 1°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 84 mm. Feb: 88 mm. Mar: 76 mm. Apr: 82 mm. May: 121 mm. Jun: 99 mm. Jul: 127 mm. Aug: 101 mm. Sep: 102 mm. Oct: 74 mm. Nov: 70 mm. Dec: 94 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 67%. Feb: 67%. Mar: 63%. Apr: 64%. May: 73%. Jun: 68%. Jul: 69%. Aug: 73%. Sep: 73%. Oct: 71%. Nov: 67%. Dec: 70%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 17 km/h . Feb: 17 km/h . Mar: 18 km/h . Apr: 18 km/h . May: 14 km/h . Jun: 14 km/h . Jul: 12 km/h . Aug: 12 km/h . Sep: 13 km/h . Oct: 15 km/h . Nov: 16 km/h . Dec: 15 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 8. Aug: UV 7. Sep: UV 5. Oct: UV 5. Nov: UV 3. Dec: UV 2.
Frequently Asked Questions
Manassas has a population of approximately 41.8K.
The best months to visit Manassas are April, May, June, September, October, when temperatures are pleasant and rainfall is lower.
Manassas receives approximately 1118mm of rainfall annually across 124 rainy days.
Manassas is located in United States, in the Americas region.
Manassas sits at an elevation of 93 m (305 ft) above sea level.