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Rotterdam, United States Snapshot 2026
Where is Rotterdam?
Rotterdam, United States
- Continent
- Americas
- Country
- United States
- City
- Rotterdam
- Population
- 20.7K
- Elevation
- 103 m
- Coordinates
- 42.79°, -73.97°
Rotterdam is a city in United States with a population of approximately 20.7K. Average temperatures range from -6°C (20°F) in January to 28°C (83°F) in July. The best time to visit is June, July, August, September. The city sits at an elevation of 103 m above sea level.
Time in Rotterdam right now
Open full time & time zone page 17:12 12
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 Rotterdam
Daylight in Rotterdam today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 19m
Climate normals for Rotterdam
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May
Good 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 / -6°C | -3°C / -11°C | 9days (81 mm) Wet | 5.5h Fair | 70% Muggy | 2.1 Moderate | Poor | View Details |
| February | 4°C / -6°C | -1°C / -11°C | 10days (81 mm) Wet | 6.6h Fair | 70% Muggy | 3.2 Moderate | Poor | View Details |
| March | 8°C / -2°C | 4°C / -6°C | 11days (89 mm) Wet | 7.7h Good | 67% Muggy | 4 Moderate | Poor | View Details |
| April | 14°C / 4°C | 12°C / 0°C | 13days (120 mm) Wet | 8.3h Good | 68% Muggy | 5.1 High | Fair | View Details |
| May | 20°C / 10°C | 20°C / 8°C | 13days (106 mm) Wet | 9.8h Good | 73% Muggy | 5.8 High | Good | View Details |
| June best | 25°C / 15°C | 26°C / 15°C | 13days (117 mm) Wet | 11.2h Excellent | 73% Muggy | 6.5 High | Excellent | View Details |
| July best | 28°C / 19°C | 31°C / 20°C | 14days (134 mm) Wet | 11.6h Excellent | 75% Muggy | 7.1 Very High | Excellent | View Details |
| August best | 27°C / 18°C | 29°C / 19°C | 13days (117 mm) Wet | 10.9h Excellent | 75% Muggy | 6.3 High | Excellent | View Details |
| September best | 23°C / 14°C | 24°C / 14°C | 9days (113 mm) Wet | 9.2h Good | 76% Humid | 5.1 High | Excellent | View Details |
| October | 17°C / 9°C | 15°C / 6°C | 11days (118 mm) Wet | 7h Good | 76% Humid | 3.7 Moderate | Good | View Details |
| November | 9°C / 2°C | 5°C / -2°C | 10days (84 mm) Wet | 6h Fair | 74% Muggy | 2.5 Moderate | Poor | View Details |
| December | 3°C / -4°C | -1°C / -8°C | 11days (100 mm) Wet | 5h Fair | 74% Muggy | 1.8 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 1°C / -6°C . Feb: 4°C / -6°C . Mar: 8°C / -2°C . Apr: 14°C / 4°C . May: 20°C / 10°C . Jun: 25°C / 15°C . Jul: 28°C / 19°C . Aug: 27°C / 18°C . Sep: 23°C / 14°C . Oct: 17°C / 9°C . Nov: 9°C / 2°C . Dec: 3°C / -4°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 81 mm. Feb: 81 mm. Mar: 89 mm. Apr: 120 mm. May: 106 mm. Jun: 117 mm. Jul: 134 mm. Aug: 117 mm. Sep: 113 mm. Oct: 118 mm. Nov: 84 mm. Dec: 100 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 70%. Feb: 70%. Mar: 67%. Apr: 68%. May: 73%. Jun: 73%. Jul: 75%. Aug: 75%. Sep: 76%. Oct: 76%. Nov: 74%. Dec: 74%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 17 km/h . Feb: 18 km/h . Mar: 19 km/h . Apr: 18 km/h . May: 15 km/h . Jun: 14 km/h . Jul: 12 km/h . Aug: 12 km/h . Sep: 12 km/h . Oct: 15 km/h . Nov: 17 km/h . Dec: 17 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 7. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Frequently Asked Questions
Rotterdam has a population of approximately 20.7K.
The best months to visit Rotterdam are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Rotterdam receives approximately 1260mm of rainfall annually across 137 rainy days.
Rotterdam is located in United States, in the Americas region.
Rotterdam sits at an elevation of 103 m (338 ft) above sea level.