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Folsom Lake | Granite Bay kitesurf and wingfoil spot
United States · California
Overview
Folsom Lake / Granite Bay is a kitesurfing spot located on Folsom Lake, a popular reservoir in the Sierra Nevada foothills, east of Sacramento, California. This man-made lake offers a flat water body ideal for freeriding, with delta thermal winds blowing from the southwest in the late afternoon from May through October. Granite Bay is the most popular launch area for kitesurfing on the lake.
Spot forecast for Folsom Lake | Granite Bay
Sunrise 16:19 · Sunset 03:19
Forecasts provided by Open-Meteo
Folsom Lake | Granite Bay: when to go?
Rideable days and hours computed for a minimum wind of 7 knots · log in to set your own (foil, twin-tip…)
112h
in July · 17.5 rideable days
The season runs from May to August, peaking in July: 15 rideable days a month and 112 hours of usable wind, at 31 °C. The low point is November, at 7.5 days.
Rideable days per month
Wind strength when it is rideable
When the spot works, wind sits mostly between 7 and 12 knots — 86% of rideable hours. Big-kite territory. The coldest month is December, at 12 °C. The wettest month is February, with 160 mm.
Monthly averages: Folsom Lake | Granite Bay
| Month | Rideable days | Usable wind | Temperature | Rain |
|---|---|---|---|---|
| January | 9.0 | 49 h | 13 °C | 41 mm |
| February | 11.5 | 63 h | 15 °C | 160 mm |
| March | 17.0 | 105 h | 16 °C | 62 mm |
| April | 10.5 | 69 h | 21 °C | 18 mm |
| May | 12.5 | 93 h | 27 °C | 21 mm |
| June | 14.5 | 107 h | 31 °C | 0 mm |
| July | 17.5 | 112 h | 34 °C | 0 mm |
| August | 17.0 | 96 h | 33 °C | 2 mm |
| September | 12.0 | 75 h | 30 °C | 0 mm |
| October | 9.0 | 41 h | 25 °C | 18 mm |
| November | 7.5 | 46 h | 16 °C | 79 mm |
| December | 8.5 | 51 h | 12 °C | 119 mm |
Photo gallery of Folsom Lake | Granite Bay
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Technical details of Folsom Lake | Granite Bay spot
The spot works with winds from SSE, S, SSW, SW, W.
Spot opening date · Required level
- Spot opening date
- Open all year round
- Required level
- Intermediate
On the water
Reservoir lake with flat to slightly choppy water. Freshwater and warm in summer (20-26°C/68-79°F), allowing riding in a shorty or rashguard. Muddy and rocky bottom depending on the area. Lake level varies considerably by season and rainfall. No tides or significant current. Thermal winds arrive in the late afternoon.
Hazards
Heavy motorboat and jet ski traffic in summer — vigilance required. Variable lake level — submerged tree stumps and rocks when level is low. Extreme summer heat in the foothills (38-42°C/100-108°F) — risk of dehydration and heatstroke. Thermal winds sometimes gusty. State park entry fee required. Busy swimming area at Granite Bay.
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FOLSOM LAKE - DYKE 85.8 kmsource noaa
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Webcams near Folsom Lake | Granite Bay
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