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Baton Rouge, LA vs St. Louis, MO weather comparison

Baton Rouge

LA

St. Louis picks up around 13 more inches of snow each winter.

Baton Rouge has around 61 fewer freezing nights a year. Baton Rouge endures about 44 more days above 90 °F each year.

The year at a glance

Averages from 30 years of climate history, 1991-2020

Annual weather statistics for Baton Rouge, LA and St. Louis, MO
Baton RougeMetricSt. Louis
214 daysSunny daysclear or partly cloudy skies201 days
67 inPrecipitationper year42 in
115 daysWet daysrain or snow per year118 days
0 inSnowfallper year14 in
90 daysHot daysabove 90 °F46 days
20 daysFreezing nightsat or below 32 °F81 days
77%Humidityaverage relative67%
68 °FAverage temperatureyear round58 °F

Monthly temperatures

Average daily high and low for each month, in °F. The gap between the two lines is what an ordinary day feels like across the year.

Baton RougeSt. Louis

Daily highs

406080JanMarMayJulSepNovBaton Rouge, Jan: 62 °FBaton Rouge, Feb: 65 °FBaton Rouge, Mar: 72 °FBaton Rouge, Apr: 78 °FBaton Rouge, May: 85 °FBaton Rouge, Jun: 90 °FBaton Rouge, Jul: 91 °FBaton Rouge, Aug: 91 °FBaton Rouge, Sep: 88 °FBaton Rouge, Oct: 81 °FBaton Rouge, Nov: 71 °FBaton Rouge, Dec: 64 °FSt. Louis, Jan: 41 °FSt. Louis, Feb: 46 °FSt. Louis, Mar: 56 °FSt. Louis, Apr: 68 °FSt. Louis, May: 77 °FSt. Louis, Jun: 86 °FSt. Louis, Jul: 90 °FSt. Louis, Aug: 88 °FSt. Louis, Sep: 81 °FSt. Louis, Oct: 70 °FSt. Louis, Nov: 56 °FSt. Louis, Dec: 45 °F

Daily lows

4060JanMarMayJulSepNovBaton Rouge, Jan: 40 °FBaton Rouge, Feb: 44 °FBaton Rouge, Mar: 50 °FBaton Rouge, Apr: 56 °FBaton Rouge, May: 65 °FBaton Rouge, Jun: 71 °FBaton Rouge, Jul: 73 °FBaton Rouge, Aug: 73 °FBaton Rouge, Sep: 68 °FBaton Rouge, Oct: 57 °FBaton Rouge, Nov: 47 °FBaton Rouge, Dec: 42 °FSt. Louis, Jan: 24 °FSt. Louis, Feb: 28 °FSt. Louis, Mar: 38 °FSt. Louis, Apr: 48 °FSt. Louis, May: 58 °FSt. Louis, Jun: 67 °FSt. Louis, Jul: 71 °FSt. Louis, Aug: 70 °FSt. Louis, Sep: 61 °FSt. Louis, Oct: 50 °FSt. Louis, Nov: 39 °FSt. Louis, Dec: 30 °F
View monthly temperatures as a table
Monthly temperatures (°F)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Baton Rouge high626572788590919188817164
St. Louis high414656687786908881705645
Baton Rouge low404450566571737368574742
St. Louis low242838485867717061503930

Monthly precipitation

Total rain plus melted snow for each month, in inches. Taller bars mean wetter months.

Baton RougeSt. Louis
0.02.04.06.0JanMarMayJulSepNovBaton Rouge, Jan: 6.2 inBaton Rouge, Feb: 5.7 inBaton Rouge, Mar: 5.8 inBaton Rouge, Apr: 5.8 inBaton Rouge, May: 5.2 inBaton Rouge, Jun: 6.0 inBaton Rouge, Jul: 6.6 inBaton Rouge, Aug: 6.6 inBaton Rouge, Sep: 5.0 inBaton Rouge, Oct: 4.3 inBaton Rouge, Nov: 4.5 inBaton Rouge, Dec: 5.6 inSt. Louis, Jan: 2.8 inSt. Louis, Feb: 2.5 inSt. Louis, Mar: 3.7 inSt. Louis, Apr: 4.6 inSt. Louis, May: 5.0 inSt. Louis, Jun: 4.2 inSt. Louis, Jul: 3.4 inSt. Louis, Aug: 2.9 inSt. Louis, Sep: 3.3 inSt. Louis, Oct: 3.4 inSt. Louis, Nov: 3.6 inSt. Louis, Dec: 2.6 in
View monthly precipitation as a table
Monthly precipitation (inches)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Baton Rouge6.25.75.85.85.26.06.66.65.04.34.55.6
St. Louis2.82.53.74.65.04.23.42.93.33.43.62.6

Monthly sunny days

Days each month with clear or partly cloudy skies, so compare the same month between cities.

Baton RougeSt. Louis
01020JanMarMayJulSepNovBaton Rouge, Jan: 15 daysBaton Rouge, Feb: 13 daysBaton Rouge, Mar: 16 daysBaton Rouge, Apr: 17 daysBaton Rouge, May: 20 daysBaton Rouge, Jun: 20 daysBaton Rouge, Jul: 18 daysBaton Rouge, Aug: 18 daysBaton Rouge, Sep: 20 daysBaton Rouge, Oct: 22 daysBaton Rouge, Nov: 19 daysBaton Rouge, Dec: 16 daysSt. Louis, Jan: 14 daysSt. Louis, Feb: 12 daysSt. Louis, Mar: 15 daysSt. Louis, Apr: 15 daysSt. Louis, May: 16 daysSt. Louis, Jun: 17 daysSt. Louis, Jul: 21 daysSt. Louis, Aug: 22 daysSt. Louis, Sep: 21 daysSt. Louis, Oct: 19 daysSt. Louis, Nov: 16 daysSt. Louis, Dec: 14 days
View monthly sunny days as a table
Monthly sunny days (days)
CityJanFebMarAprMayJunJulAugSepOctNovDec
Baton Rouge151316172020181820221916
St. Louis141215151617212221191614

Keep comparing

Nearby cities and popular picks for each side of this matchup. Any two cities can be compared from the home page.

About this data

Every figure on this page is a 30 year average computed from daily climate history for 1991-2020, using each city's own coordinates. Wet days count days with measurable precipitation, calibrated against the wet day counts in NOAA's published climate normals. Sunny days count clear plus partly cloudy days, defined as average cloud cover of 63 percent or less and calibrated against NOAA's published sky cover tables. Snowfall figures are model estimates anchored to NOAA station measurements near each city.

Weather data by Open-Meteo.com (CC BY 4.0). Contains modified Copernicus Climate Change Service information (ERA5, ERA5-Land).