UTC Offset
UTC-04:00
Williamsport, United States Snapshot 2026
Where is Williamsport?
Williamsport, United States
- Continent
- Americas
- Country
- United States
- City
- Williamsport
- Population
- 29.2K
- Elevation
- 158 m
- Coordinates
- 41.24°, -77.00°
Williamsport is a city in United States with a population of approximately 29.2K. Average temperatures range from -5°C (24°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 158 m above sea level.
Time in Williamsport right now
Open full time & time zone page 19:12 12
Tuesday, June 16, 2026
IANA time zone
America/New_York
Daylight saving
DST in effect
EST / EDT
Next DST change
November 1
backward -1h
Live weather in Williamsport
Daylight in Williamsport today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 08m
Climate normals for Williamsport
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May best
Excellent June best
Excellent July best
Good August best
Excellent September best
Excellent October
Good November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 2°C / -5°C | -2°C / -9°C | 10days (83 mm) Wet | 5.4h Fair | 70% Muggy | 2.1 Moderate | Poor | View Details |
| February | 5°C / -4°C | 1°C / -8°C | 11days (90 mm) Wet | 6.4h Fair | 70% Muggy | 3.1 Moderate | Poor | View Details |
| March | 10°C / 0°C | 6°C / -4°C | 12days (83 mm) Wet | 7.7h Good | 67% Muggy | 4.3 Moderate | Poor | View Details |
| April | 16°C / 5°C | 14°C / 2°C | 13days (110 mm) Wet | 8.6h Good | 69% Muggy | 4.9 Moderate | Fair | View Details |
| May best | 21°C / 11°C | 21°C / 10°C | 14days (119 mm) Wet | 9.4h Good | 76% Humid | 5.8 High | Excellent | View Details |
| June best | 26°C / 16°C | 27°C / 16°C | 13days (97 mm) Wet | 11.3h Excellent | 74% Muggy | 6.4 High | Excellent | View Details |
| July best | 29°C / 19°C | 32°C / 21°C | 12days (112 mm) Wet | 11.6h Excellent | 74% Muggy | 7 High | Good | View Details |
| August best | 28°C / 18°C | 30°C / 20°C | 12days (116 mm) Wet | 10.5h Excellent | 74% Muggy | 5.9 High | Excellent | View Details |
| September best | 24°C / 15°C | 25°C / 15°C | 10days (107 mm) Wet | 8.7h Good | 76% Humid | 4.8 Moderate | Excellent | View Details |
| October | 18°C / 9°C | 17°C / 7°C | 10days (114 mm) Wet | 7.1h Good | 77% Humid | 3.7 Moderate | Good | View Details |
| November | 10°C / 2°C | 7°C / -1°C | 10days (79 mm) Wet | 6.3h Fair | 73% Muggy | 2.5 Moderate | Poor | View Details |
| December | 4°C / -2°C | 1°C / -6°C | 11days (93 mm) Wet | 4.9h Fair | 74% Muggy | 1.7 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 2°C / -5°C . Feb: 5°C / -4°C . Mar: 10°C / 0°C . Apr: 16°C / 5°C . May: 21°C / 11°C . Jun: 26°C / 16°C . Jul: 29°C / 19°C . Aug: 28°C / 18°C . Sep: 24°C / 15°C . Oct: 18°C / 9°C . Nov: 10°C / 2°C . Dec: 4°C / -2°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 83 mm. Feb: 90 mm. Mar: 83 mm. Apr: 110 mm. May: 119 mm. Jun: 97 mm. Jul: 112 mm. Aug: 116 mm. Sep: 107 mm. Oct: 114 mm. Nov: 79 mm. Dec: 93 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 70%. Feb: 70%. Mar: 67%. Apr: 69%. May: 76%. Jun: 74%. Jul: 74%. Aug: 74%. Sep: 76%. Oct: 77%. Nov: 73%. Dec: 74%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 16 km/h . Feb: 17 km/h . Mar: 18 km/h . Apr: 17 km/h . May: 14 km/h . Jun: 13 km/h . Jul: 12 km/h . Aug: 12 km/h . Sep: 12 km/h . Oct: 14 km/h . Nov: 16 km/h . Dec: 15 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 4. Apr: UV 5. May: UV 6. Jun: UV 6. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Frequently Asked Questions
Williamsport has a population of approximately 29.2K.
The best months to visit Williamsport are May, June, July, August, September, when temperatures are pleasant and rainfall is lower.
Williamsport receives approximately 1203mm of rainfall annually across 138 rainy days.
Williamsport is located in United States, in the Americas region.
Williamsport sits at an elevation of 158 m (518 ft) above sea level.