
Boulder Reservoir
Boulder Reservoir is a man-made lake located in Boulder County, Colorado. With a surface area of 586 acres, the reservoir is a popular destination for outdoor enthusiasts looking to engage in water-based activities such as swimming, fishing, and boating. The lake is also surrounded by beautiful natural landscapes, including the Rocky Mountains, which provide visitors with plenty of opportunities to explore the great outdoors. The reservoir was created in 1955 when the Boulder Dam and Reservoir Company constructed a dam on the Boulder Creek. The primary purpose of the dam was to provide a reliable water source for the surrounding area, including the city of Boulder. Today, the reservoir also serves as a popular recreational area, attracting visitors from all over the region. Fishing is a popular activity at Boulder Reservoir, with anglers seeking out species such as channel catfish, largemouth bass, bluegill, and rainbow trout. The reservoir is stocked regularly with fish, and fishing licenses can be purchased on-site or online. Boating is another popular activity at the reservoir, with visitors able to launch boats from the on-site boat ramp. However, due to safety concerns, motorized boats are only allowed on the reservoir during specific hours. Boulder Reservoir is also home to a swimming beach that is open during the summer months. The beach is staffed with lifeguards, and there are facilities on-site for changing and showering. In addition to swimming, visitors can also engage in other water-based activities such as kayaking, stand-up paddleboarding, and windsurfing. The surrounding area of the reservoir is home to several hiking and biking trails, providing visitors with plenty of opportunities to explore the beautiful natural landscapes of Colorado. There are also several picnic areas located around the reservoir, making it an ideal spot for a day out with family or friends. Overall, Boulder Reservoir is a great destination for anyone looking to enjoy the beauty of the Colorado outdoors while engaging in a variety of recreational activities.
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Boulder Reservoir
Boulder Reservoir is a man-made lake located in Boulder County, Colorado. With a surface area of 586 acres, the reservoir is a popular destination for outdoor enthusiasts looking to engage in water-based activities such as swimming, fishing, and boating. The lake is also surrounded by beautiful natural landscapes, including the Rocky Mountains, which provide visitors with plenty of opportunities to explore the great outdoors. The reservoir was created in 1955 when the Boulder Dam and Reservoir Company constructed a dam on the Boulder Creek. The primary purpose of the dam was to provide a reliable water source for the surrounding area, including the city of Boulder. Today, the reservoir also serves as a popular recreational area, attracting visitors from all over the region. Fishing is a popular activity at Boulder Reservoir, with anglers seeking out species such as channel catfish, largemouth bass, bluegill, and rainbow trout. The reservoir is stocked regularly with fish, and fishing licenses can be purchased on-site or online. Boating is another popular activity at the reservoir, with visitors able to launch boats from the on-site boat ramp. However, due to safety concerns, motorized boats are only allowed on the reservoir during specific hours. Boulder Reservoir is also home to a swimming beach that is open during the summer months. The beach is staffed with lifeguards, and there are facilities on-site for changing and showering. In addition to swimming, visitors can also engage in other water-based activities such as kayaking, stand-up paddleboarding, and windsurfing. The surrounding area of the reservoir is home to several hiking and biking trails, providing visitors with plenty of opportunities to explore the beautiful natural landscapes of Colorado. There are also several picnic areas located around the reservoir, making it an ideal spot for a day out with family or friends. Overall, Boulder Reservoir is a great destination for anyone looking to enjoy the beauty of the Colorado outdoors while engaging in a variety of recreational activities.
Read more detailsCurrent Conditions
Water Temperature
Current water temperature for Boulder Reservoir is 60°F.
Current Snapshot
Forecast: Thursday, May 1
Drizzle
Hourly Insights
Temperature
Precipitation
Wind
Sun, Moon & UV
Solunar Fishing Forecast
Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)
10:32 PM - 1:02 AM
7:53 AM - 10:23 AM
2:24 PM - 3:54 PM
6:00 AM - 6:00 AM
Outlook for Thursday at Boulder Reservoir
Expect temperatures ranging from 41°F to 60°F. There's a 38% chance of rain, potentially bringing around 0.16" rain. Winds will be averaging 5 mph, with potential gusts reaching up to 18 mph. The maximum UV index will be 6 (High), so plan sun protection accordingly. For anglers, today's fishing action is rated 2/5 (Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 10:32 PM and 7:53 AM, or try the minor windows near 2:24 PM and 6:00 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for Boulder Reservoir.
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Lake Information
Nearby Lakes
Water Temperature History
Trends for Boulder Reservoir
Current Temp
Latest recorded surface temperature.
Lowest in Period
33°F
On Jan 12
Coldest point in the Last 12 Months.
Average in Period
53°F
Typical temp during the Last 12 Months.
Temperature Trend: Last 12 Months
Surface temperature over the selected period.
Key Observations (Last 12 Months)
- Warmest avg: July (80°F).
- Coolest avg: February (33°F).
- Rapid warming often occurs: March → April (+18°F).
- Sharpest cooling trend: September → October (-18°F).
Weather Forecast
Wind speed and pressure trends
Hourly Wind Forecast
Wind Direction
261°
Pressure
1017 mb
Cloud Cover
99%
Visibility
8 miles
Daily Pressure Forecast


Frequently Asked Questions About Boulder Reservoir
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