Climate Chesterfield - Missouri
Jan Ja Feb Fe Mar Ma Apr Ap May Ma Jun Ju Average high in ºF Av. high Hi 40 45 55 67 76 85 Average low in ºF Av. low Lo 22 25 35 45 56 65 Av. precipitation in inch Av. precip. Pre. 2.03 2.32 3.27 3.67 4.98 4.03 Av. snowfall in inch Snowfall Sn 3 2 0 0 0 0
Jul Ju Aug Au Sep Se Oct Oc Nov No Dec De Average high in ºF Av. high Hi 89 87 80 69 56 43 Average low in ºF Av. low Lo 69 67 58 46 36 25 Av. precipitation in inch Av. precip. Pre. 4.05 3.22 3.37 3.33 3.90 2.97 Av. snowfall in inch Snowfall Sn 0 0 0 0 0 2
What is the average weather in Chesterfield, Missouri? Chesterfield experiences a humid continental climate, marked by very large seasonal temperature contrasts. Summers are hot, while winters are cold and bring occasional snowfall. The area is fairly wet overall, with precipitation spread relatively evenly throughout the year, though spring tends to be wetter and winter is the driest season.
January February March April May June July August September October November December
1 Jan 39.4 21.8 0.08 0.08 0.12 0.30 2 Jan 39.3 21.7 0.16 0.16 0.20 0.50 3 Jan 39.3 21.6 0.24 0.24 0.20 0.50 4 Jan 39.2 21.5 0.31 0.31 0.31 0.80 5 Jan 39.2 21.5 0.39 0.39 0.39 1.00 6 Jan 39.2 21.4 0.47 0.47 0.51 1.30 7 Jan 39.2 21.4 0.51 0.51 0.59 1.50 8 Jan 39.2 21.3 0.59 0.59 0.71 1.80 9 Jan 39.2 21.3 0.67 0.67 0.71 1.80 10 Jan 39.2 21.3 0.71 0.71 0.79 2.00 11 Jan 39.2 21.3 0.79 0.79 0.91 2.30 12 Jan 39.2 21.3 0.87 0.87 0.98 2.50 13 Jan 39.2 21.2 0.91 0.91 1.10 2.80 14 Jan 39.3 21.2 0.98 0.98 1.10 2.80 15 Jan 39.3 21.2 1.02 1.02 1.18 3.00 16 Jan 39.4 21.3 1.06 1.06 1.30 3.30 17 Jan 39.4 21.3 1.10 1.10 1.42 3.60 18 Jan 39.5 21.3 1.18 1.18 1.50 3.80 19 Jan 39.6 21.3 1.22 1.22 1.61 4.10 20 Jan 39.7 21.3 1.30 1.30 1.69 4.30 21 Jan 39.8 21.4 1.38 1.38 1.89 4.80 22 Jan 39.9 21.4 1.46 1.46 2.01 5.10 23 Jan 40.0 21.5 1.50 1.50 2.09 5.30 24 Jan 40.1 21.5 1.57 1.57 2.20 5.60 25 Jan 40.2 21.6 1.61 1.61 2.28 5.80 26 Jan 40.4 21.7 1.69 1.69 2.40 6.10 27 Jan 40.5 21.8 1.77 1.77 2.60 6.60 28 Jan 40.7 21.9 1.85 1.85 2.72 6.90 29 Jan 40.8 22.0 1.89 1.89 2.91 7.40 30 Jan 41.0 22.1 1.97 1.97 2.99 7.60 31 Jan 41.2 22.2 2.05 2.05 3.11 7.90
Weather history Chesterfield - July 2026
Day 01 Jul 96.1 77.0 0.00 - - 02 Jul 93.9 77.0 0.00 - - 03 Jul - - - - - 04 Jul - - - - - 05 Jul - - - - - 06 Jul - - - - - 07 Jul - - - - - 08 Jul - - - - - 09 Jul - - - - - 10 Jul - - - - - 11 Jul - - - - - 12 Jul - - - - - 13 Jul - - - - - 14 Jul - - - - - 15 Jul - - - - - 16 Jul - - - - - 17 Jul - - - - - 18 Jul - - - - - 19 Jul - - - - - 20 Jul - - - - - 21 Jul - - - - - 22 Jul - - - - - 23 Jul - - - - - 24 Jul - - - - - 25 Jul - - - - - 26 Jul - - - - - 27 Jul - - - - - 28 Jul - - - - - 29 Jul - - - - - 30 Jul - - - - - 31 Jul - - - - -
Past weather Chesterfield
Jul 26 Normal Average high temperature Av. high temp. 95.0 ºF 40 ºF Average low temperature Av. low temp. 77.0 ºF 22 ºF Total precipitation Total precip. 0.00 inch 2.03 inch Total snowfall Total snowfall - inch 3 inch Highest max temperature Highest max temp. 96.1 ºF - Lowest max temperature Lowest max temp. 93.9 ºF - Highest min temperature Highest min temp. 77.0 ºF - Lowest min temperature Lowest min temp. 77.0 ºF -
× Past weather July 2026 incomplete - Missing data
Geo Chesterfield - Missouri
Country United States State Missouri County - City Chesterfield Zip Code 63005 Longitude -90.58 dec. degr. Latitude 38.66 dec. degr. Altitude - Elevation
479ft ICAO - IATA -
Date and Time Chesterfield - Missouri
Local Time 11:35 AM Sunrise 05:41 AM Sunset 08:32 PM Day/Night Day Timezone Central Daylight Time Timezone DB America - Chicago
Map of Chesterfield - Missouri