A fish consumption advisory has been issued recommending that walleye caught at Lyman Lake not be consumed due to tissue data indicating elevated levels of mercury. You can find more information on our Fishing page for Lyman Lake State Park.

Annual Weather

Lyman Lake is located at an elevation of approximately 6,000 feet about sea level in Apache County, Arizona. Summers are warm with temperatures in the mid to high 90s for several weeks. Summer evenings are cool to the low 70s and high 60s. Winters are cold with some heavy snow and temperatures can sometimes reach zero degrees Fahrenheit. Cell phone service is poor and seems to be dependent on the provider.

Below is a listing of average daily temperatures and monthly precipitation:

Lyman Lake State Park 
Average Daily Temperature (Degrees Fahrenheit)
& Monthly Precipitation (Inches)
Month Temperature Precipitation
High Low
January 79° F 20° F 0.75"
February 55° 23° 0.56"
March 61° 29° 0.76"
April 70° 34° 0.45"
May 78° 43° 0.46"
June 88° 51° 0.49"
July 90° 58° 1.72"
August 87° 56° 2.33"
September 82° 50° 1.42"
October 71° 38° 1.17"
November 58° 26° 0.66"
December 49° 19° 0.70"

Note: Weather data is provided as a general guide only. Arizona State Parks assumes no responsibility for any loss resulting from the use of this information.