Average Temperatures and Rainfall for Arkansas

Average annual temperatures for Arkansas (17°C/63°F) are slightly above the average for United States (13°C/55°F).

Average annual rainfall for Arkansas (1,494mm/59 inches) is significantly above the average for United States (1,039mm/41 inches).

What is the warmest or hottest month in Arkansas?

July is the hottest or warmest month in Arkansas, with an average maximum temperate of 33°C/91°F.

What is the coldest or coolest month in Arkansas?

January is the coolest or coldest month in Arkansas, with an average minimum temperate of -1°C/30°F.

What is the most rainy or wettest month in Arkansas?

May is the wettest or most rainy month in Arkansas, with an average rainfall of 179mm/7 inches.

What is the least rainy or driest month in Arkansas?

September is the driest or least rainy month in Arkansas, with an average rainfall of 80mm/3 inches.

What is the warmest or hottest place in Arkansas?

Fort Smith is the hottest or warmest place in Arkansas, with an average maximum temperate of 17°C/63°F.

What is the coldest place in Arkansas?

Jonesboro is the coldest place in Arkansas, with an average maximum temperate of 16°C/61°F.

What is the most rainy or wettest place in Arkansas?

Little Rock is the most rainy or wettest place in Arkansas, with an average annual rainfall of 1,589mm/63 inches.

What is the least rainy or driest place in Arkansas?

Fort Smith is the least rainy or driest place in Arkansas, with an average annual rainfall of 1,415mm/56 inches.

Average Monthly Temperatures
Average Maximum Temperature Average Minimum Temperature
Average Monthly Rainfall
PlaceMin TempMax TempAvg TempRainfall
Conway 12 22 17 1,589
Fort Smith 11 24 17 1,415
Jonesboro 11 22 16 1,434
Little Rock 12 22 17 1,589
North Little Rock 12 22 17 1,589