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Home > Climate > NWS St. Louis > Climate Prediction > Local Temperature Outlook

Three-Month Temperature Outlook (Issued: August 2021)

National Outlook Local Outlook Background Information Questions and Feedback
ST LOUIS INTL AP, MO
ST. LOUIS County, Coop ID: 237455
Elevation: 531 ft.
Latitude: 38° 45' N Longitude: 90° 22' W 		NOAA Online Weather Data Help

Probability of Exceedance Curve  
Probability of Exceedance Curve
54°F at 99% 54.5°F at 98% 54.8°F at 97% 55°F at 96% 55.2°F at 95% 55.9°F at 90% 56.7°F at 80% 57.3°F at 70% 57.8°F at 60% 58.3°F at 50% 58.7°F at 40% 59.2°F at 30% 59.8°F at 20% 60.6°F at 10% 61.3°F at 5% 61.5°F at 4% 61.7°F at 3% 62.1°F at 2% 62.6°F at 1% 54.6°F at 99% 55.1°F at 98% 55.4°F at 97% 55.6°F at 96% 55.8°F at 95% 56.5°F at 90% 57.3°F at 80% 57.9°F at 70% 58.3°F at 60% 58.8°F at 50% 59.3°F at 40% 59.7°F at 30% 60.3°F at 20% 61.1°F at 10% 61.8°F at 5% 62°F at 4% 62.2°F at 3% 62.5°F at 2% 63°F at 1% 54°F at 99% 54.5°F at 98% 54.8°F at 97% 55°F at 96% 55.2°F at 95% 55.9°F at 90% 56.7°F at 80% 57.3°F at 70% 57.8°F at 60% 58.3°F at 50% 58.7°F at 40% 59.2°F at 30% 59.8°F at 20% 60.6°F at 10% 61.3°F at 5% 61.5°F at 4% 61.7°F at 3% 62.1°F at 2% 62.6°F at 1% 54.6°F at 99% 55.1°F at 98% 55.4°F at 97% 55.6°F at 96% 55.8°F at 95% 56.5°F at 90% 57.3°F at 80% 57.9°F at 70% 58.3°F at 60% 58.8°F at 50% 59.3°F at 40% 59.7°F at 30% 60.3°F at 20% 61.1°F at 10% 61.8°F at 5% 62°F at 4% 62.2°F at 3% 62.5°F at 2% 63°F at 1%
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Customized Confidence Interval Worksheet

If you want to be
%
Confident
You may then expect the average temperature during this 3-month period to be between
54.2 and 63.4 °F

Note: If only one POE curve is shown, the forecast is equal to 1971-2000 observed.

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PoE Table
PoE Table 		Three Category Calendar
Three Category Calendar 		Temperature Range
Temperature Range
St. Louis Weather Forecast Office
12 Missouri Research Park Drive
St. Charles, MO 63304
Tel: (636) 441-8467
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Page last modified: 18-Dec-2014 9:25 PM
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