The hottest season / summer is in June, July, August and September. The coldest month is December with an average maximum temperature of 7°C (44°F). Enjoy a variety of water recreation activities in a rugged and picturesque setting. Nevada is the driest state in the United States. Summer With the summer reaching record temperatures, both Lake Mead and Lake Mohave become the central focus of most visitors. In Reno, the summers are hot, arid, and mostly clear and the winters are very cold and partly cloudy. Reno has dry periods in March, April, May, June, July, August, September, October and November. In general, northeastern Nevada summers are short and hot and the winters long and cold. You can jump to a separate table for each region of the state: Southern Nevada, Reno Area, Central Nevada and Northern Nevada. Nevada annual average temperature - 49.87 degrees, 28th warmest state in the U.S. Record Hottest year in Nevada - 1934 / Avg temperature 53.70 degrees; Record Coldest year in Nevada - 1911 / Avg temperature 46.01 degrees; Nevada average Summer temperature (June, July, August) 69.0 F degrees, 32nd warmest U.S. summer state Average Weather in Fernley Nevada, United States. Monthly: 1981-2010 normals Climate Central’s analysis of the Urban Heat Island effect in 60 of the largest continental U.S. cities makes it clear just how big the gap between urban and rural areas can be during the summer. Station Data. Over the course of the year, the temperature typically varies from 23°F to 90°F and is rarely below 13°F or above 97°F.. Based on the tourism score, the best time of year to visit Reno for warm-weather activities is from late June to late August. Average annual temperatures for cities, towns, parks and lakes throughout Nevada are listed below. Nevada > Average temperature in the summer: 68.7° F > Hottest area in the summer: Las Vegas with avg. summer temp. Monthly averages Spring Creek Longitude: -115.586, Latitude: 40.7266 Average weather Spring Creek, NV - 89815. Take for example, Ely, Nevada… In Fernley, the summers are hot, arid, and mostly clear and the winters are very cold, dry, and partly cloudy. The tables give the normal maximum and minimum yearly temperatures based on weather data collected from 1981 to 2010 by the US National Climatic Data Center. The warmest month is July with an average maximum temperature of 33°C (91°F). It is made up of mostly desert and semi-arid climate regions, and, with the exception of the Las Vegas Valley, the average summer diurnal temperature range approaches 40 °F (22 °C) in much of the state. The Nevada Climate By the Regions. Average Weather in Reno Nevada, United States. Get the monthly weather forecast for Sparks, NV, including daily high/low, historical averages, to help you plan ahead. Average Temperature: (July, August and September): Daytime highs reach 89-103F (32-40C) degrees.