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February Weather in East Saint Louis, United States

Last updated: June 24, 2025

In February, the average temperature in East Saint Louis, United States hovers around 2°C (36°F). However, temperatures can range widely, dipping as low as -19°C (-2°F) and soaring up to 25°C (77°F). Expect a total precipitation of 82 mm (3.2 in) over approximately 10 days, with humidity levels averaging around 80%, creating a brisk yet moist atmosphere.

February Temperature in East Saint Louis

In February in East Saint Louis, the average temperature is 2°C (36°F), with maximums reaching 25°C (77°F) and minimums plunging as low as -19°C (-2°F). It's essential to pack for a wide range of temperatures if you're planning to travel during this time.

February Weather in East Saint Louis: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in East Saint Louis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In East Saint Louis, February typically has an average temperature of 2°C (36°F), with highs reaching up to 25°C (77°F) and lows dropping to around -19°C (-2°F).
JanFebMarAprMayJunJulAugSepOctNovDec333647556877807773594539
Data source: Temperature data for East Saint Louis generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

February Precipitation in East Saint Louis

In East Saint Louis in February, the total precipitation amount is 82 mm (3.2 in) observed over a span of 10 days.

February Precipitation Trends in East Saint Louis

The chart displays monthly precipitation patterns in East Saint Louis, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In East Saint Louis, February typically receives around 82 mm (3.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec79831351351469492131581077564
Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.
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February Humidity in East Saint Louis

In East Saint Louis in February humidity is 80%. With an average temperature of 2°C (36°F), this humidity feels like a heavy, damp chill that seeps into your bones, making it challenging for outdoor adventures and often necessitating layered clothing to stay warm and comfortable while exploring.

February Average Humidity in East Saint Louis

This chart illustrates the average monthly humidity levels in East Saint Louis, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in East Saint Louis is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in East Saint Louis

In East Saint Louis in February, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in East Saint Louis.

Maximum UV Index Levels in East Saint Louis for February

The chart shows the monthly maximum UV Index (UVI) for East Saint Louis in February, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In February, the maximum UV index in East Saint Louis typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110109753
Data source: East Saint Louis February UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How February Weather in East Saint Louis Compares to Other Months

Weather in East Saint Louis varies notably across the year, with each month offering distinct climate conditions. This page compares February’s weather to other months in East Saint Louis, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in East Saint Louis, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)79 mm (3.1 inches)82%moderate
February Weather2°C (36°F)82 mm (3.2 inches)80%moderate
March Weather8°C (48°F)134 mm (5.3 inches)80%high
April Weather13°C (56°F)135 mm (5.3 inches)80%very high
May Weather20°C (68°F)146 mm (5.7 inches)82%very high
June Weather25°C (77°F)94 mm (3.7 inches)83%extreme
July Weather27°C (80°F)92 mm (3.6 inches)81%very high
August Weather25°C (77°F)131 mm (5.1 inches)80%very high
September Weather23°C (73°F)58 mm (2.3 inches)76%very high
October Weather15°C (60°F)107 mm (4.2 inches)76%high
November Weather7°C (45°F)75 mm (3.0 inches)85%moderate
December Weather4°C (40°F)64 mm (2.5 inches)86%moderate

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