Lake Powell & Glen Canyon National Recreation Area, UT

Today’s Forecast:

Today’s Report:

About Lake Powell & Glen Canyon National Recreation Area

Outdoor plans at Lake Powell & Glen Canyon National Recreation Area work best when timing follows the destination’s wind, precipitation, temperature, and seasonal access. Conditions may differ between Bullfrog and Hole-in-the-Rock, so use the forecast for the exact part of the destination you plan to visit.

Planning an Outing at Lake Powell & Glen Canyon National Recreation Area

Choose the activity window with the best combination of safe access, manageable wind, comfortable temperatures, and enough daylight. For this page, the main planning focus is boating, paddling, fishing; verify the approach toward Halls Crossing rather than assuming the entire region is operating normally.

Weather Tips for Lake Powell & Glen Canyon National Recreation Area

• Carry a land-based alternative when ramps, ice, lightning, smoke, or rough water make the original plan unsuitable.
• Check water temperature, wind, waves, launch or marina status, and current water level before committing to open water.
• Afternoon gusts and thunderstorms can erase a calm small-craft window quickly; an early launch usually preserves more options.
• For Lake Powell & Glen Canyon National Recreation Area, compare upstream rainfall and flash-flood guidance with the condition of local washes and access roads before entering confined terrain.

Nearby Towns and Areas

Use this forecast as practical context for outdoor plans near:

• Bullfrog
• Halls Crossing
• Hite
• Escalante River arm
• San Juan arm
• Rainbow Bridge
• Hole-in-the-Rock

Adjust the Day to the Forecast

A lower, earlier, calmer, or more sheltered alternative can preserve the outing without forcing the original itinerary.

7-Day Forecast for Lake Powell & Glen Canyon National Recreation Area

Lake Powell & Glen Canyon National Recreation Area Weather by Season

Winter

Cold water, wind, limited services, and possible ice narrow the margin for water recreation. Verify ice independently wherever approved winter use occurs. Around Rainbow Bridge, confirm local roads and facilities before committing to the day.

Spring

Runoff and changing levels alter ramps, currents, shoreline access, and water temperature before warm recreation fully returns. Around Hole-in-the-Rock, confirm local roads and facilities before committing to the day.

Summer

Heat, afternoon gusts, lightning, crowds, and exposed shorelines make morning the most dependable boating or paddling window. Around Bullfrog, confirm local roads and facilities before committing to the day.

Fall

Cooling air can improve camping and fishing, while colder water, stronger fronts, lower levels, and shorter daylight require added caution. Around Halls Crossing, confirm local roads and facilities before committing to the day.

Key Climate Data Points

• Annual average temperature: roughly 55–65°F in Utah’s lower desert and canyon country; local elevation and aspect create substantial variation.
• Annual snowfall: usually light at low elevations, while nearby mountains receive much more.
• Warmest months: July is generally warmest, moderated strongly by elevation.
• Coolest months: December and January are usually coolest.
• Wettest season: Winter and early spring bring much of the mountain precipitation, while southern and eastern Utah also receive summer monsoon moisture.
• Driest season: Late spring into early summer is commonly driest before monsoon influence develops.
• Best outdoor window: Spring and fall for exposed terrain; use early hours for summer activity.