Arkansas has a temperate climate, warmer and more humid in the southern lowlands than in the mountainous regions. At Little Rock, the normal daily temperature ranges from 40°F (4°C) in January to 81°F (27°C) in July. A record low of –29°F (–34°C) was set on 13 February 1905 at the Pond weather station, and a record high of 120°F (49°C) was recorded on 10 August 1936 at the Ozark station.

Average yearly precipitation is approximately 45 in (114 cm) in the mountainous areas and greater in the lowlands; Little Rock received an annual average (1971–2000) of 50.9 in (129.2 cm), with an average relative humidity ranging from 84% at 7 AM to 57% at 1 PM. Snowfall in the capital averages 5.2 in (13.2 cm) a year.