Updated
Black Diamond Reservoir
Reservoir
Cool todaycamping-nearby
Interactive map not available
Weather at Black Diamond Reservoir
H: 71° L: 57°
Cloudy

59°
|
Feels like 59°
Precipitation
18%
Humidity
87%
Wind
3 mph
UV Index
0
Water Conditions:
🥶Too cold for most swimmers
12 AM

59°
3 AM

59°
6 AM

58°
9 AM

61°
12 PM

67°
3 PM

69°
6 PM

65°
9 PM

60°
Sponsored gear checklist
Pack smarter for Black Diamond Reservoir
Useful gear categories for this kind of water spot. These links open Amazon search results so you can compare current options.
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Inflatable PaddleboardA popular way to explore calm coves and shorelines.
Compare on Amazon →Life JacketImportant around boats, paddling, and deeper swimming areas.
Compare on Amazon →Floating CoolerKeeps drinks nearby for swim areas, docks, and boats.
Compare on Amazon →Waterproof Phone PouchProtects phones around docks, boats, and splashy shorelines.
Compare on Amazon →Frequently asked questions
- Where is Black Diamond Reservoir?
- Black Diamond Reservoir is a reservoir in Washington.
- Can you swim at Black Diamond Reservoir?
- There is no fixed answer for Black Diamond Reservoir: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Black Diamond Reservoir in Washington. Check current water conditions before you go, and follow posted signs and local guidance.
- What amenities does Black Diamond Reservoir have?
- Visitor-listed amenities at Black Diamond Reservoir include camping-nearby.
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Been here? A quick note helps the next visitor plan their day. Handy things to mention:
Water temperatureCrowds & parkingBest time to goSafety & access
Best Times to Visit
🧥
Right Now
Cool weather - dress warmly
🏞️ Lakes Tips:
- ›Check for boat launch facilities and fees
- ›Obtain required fishing licenses before arrival
- ›Be aware of lake-specific regulations and restrictions
- ›Monitor water quality reports before swimming
Best Seasons:
☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)
Location & Contact
Washington
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Amenities
⛺ Camping nearby