Colorado · United States
Castle Rock travel guide
Castle Rock is a city in Colorado, United States, home to about 73,000 people.
- Best months
- May, June, August and September
- Nearest airport
- DEN56 km · Denver International Airport
- Currency
- USDUnited States dollar
- Time zone
- America/Denver
- Language
- Carolinian, Chamorro, Hawaiian
When to go
The best time to visit Castle Rock
The most comfortable months for a city stay in Castle Rock are May, June, August and September. July is the warmest month, with average highs of 29 °C; August is the wettest, with about 75 mm of rain.
Comfortable means average daytime high between 18 °C and 29 °C and under 80 mm of rain in the month. Averages for 1991–2020 over the surrounding area, a grid square about 50 km across, so a coast or a nearby mountain can make the town itself warmer or cooler. Data: CRU TS v4.10, Climatic Research Unit, University of East Anglia (Open Database License).
Getting there
Getting to Castle Rock: airports and arrival
The nearest airport with scheduled flights is Denver International Airport (DEN), about 56 km from the city centre in a straight line; Rocky Mountain Metropolitan Airport (BJC, 64 km) and City of Colorado Springs Municipal Airport (COS, 64 km) are also within reach.
DEN · Denver International Airport
BJC · Rocky Mountain Metropolitan Airport
COS · City of Colorado Springs Municipal Airport
Questions
Castle Rock: questions travellers ask
When is the best time to visit Castle Rock?
The most comfortable months for a city stay in Castle Rock are May, June, August and September. July is the warmest month, with average highs of 29 °C; August is the wettest, with about 75 mm of rain.
Which airport is closest to Castle Rock?
The nearest airport with scheduled flights is Denver International Airport (DEN), about 56 km from the city centre in a straight line; Rocky Mountain Metropolitan Airport (BJC, 64 km) and City of Colorado Springs Municipal Airport (COS, 64 km) are also within reach.
What currency is used in Castle Rock?
United States dollar (USD).
Nearby
Destinations near Castle Rock
Sources: city facts from Wikidata and Wikipedia; airports from OurAirports; climate from CRU TS v4.10 (University of East Anglia Climatic Research Unit), 1991–2020 monthly means, 0.5° grid; places to stay, guest scores and amenities from each operator's own public pages. How this guide is made.