Bolivar County Climate
Bolivar County, Mississippi
Avg Annual Temp
63.4°F
Annual Precip
56.7"
Annual Snowfall
1.0"
Extreme Heat Days
86.25
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Bolivar County Weather
Extreme Heat in the Delta
Bolivar County's annual average temperature of 63.4°F is well above the national median. This Delta region is known for intense humidity and a high volume of extreme heat days. It averages 56.7 inches of rain, making it one of the drier parts of the state despite the humid air.
Hotter Summers than State Average
While the annual average of 63.4°F is near the state average of 63.9°F, Bolivar's extreme heat is more intense. It receives less precipitation than the state average of 59.6 inches. This combination makes for a particularly oppressive summer season.
The Hottest Peak in the Region
Bolivar's July average of 81.9°F is higher than neighbors like Calhoun (81.0°F) or Benton (78.9°F). It records 86 days of extreme heat, significantly more than the 60 days seen in Alcorn. This makes it a hotspot even by Mississippi standards.
Extreme Heat and Mild Snow
With 86 days over 90°F, Bolivar has one of the longest heat seasons in the state. Winters are mild at 44.5°F, and the county typically sees only 1.0 inch of snow. July is the peak of the heat with an average of 81.9°F.
Prioritizing Extreme Heat Safety
Eighty-six days of extreme heat demand reliable HVAC systems and sun protection. Residents should manage water carefully, as the 56.7 inches of rain is lower than in southern counties. Winter coats are necessary for the 44.5°F winter average, though snow remains rare.
Frequently Asked Questions
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.