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October Weather in Saint Paul, United States

Last updated: June 24, 2025

In October, the average temperature in Saint Paul, United States hovers around 15°C (58°F). You can expect a minimum chill of -1°C (31°F) and a hot maximum of 34°C (93°F). Prepare for some wet days, as 97 mm (3.8 in) of precipitation may fall over 11 days. With an average humidity of 76%, the air will feel quite moist throughout the month.

October Temperature in Saint Paul

In October in Saint Paul, the average temperature is 15°C (58°F), with maximums reaching 34°C (93°F) and minimums dropping to as low as -1°C (31°F). Travelers should be prepared for a broad range of temperatures, making layering essential for comfort during their visit.

October Weather in Saint Paul: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Saint Paul, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Paul, October typically has an average temperature of 15°C (58°F), with highs reaching up to 34°C (93°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec313543536573767470584237
Data source: Temperature data for Saint Paul 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.

October Precipitation in Saint Paul

In Saint Paul in October, the total precipitation amount is 97 mm (3.8 in) over the course of 11 days.

October Precipitation Trends in Saint Paul

The chart displays monthly precipitation patterns in Saint Paul, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Saint Paul, October typically receives around 97 mm (3.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec811031401131361151098878979796
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Saint Paul

In Saint Paul in October, humidity is 76%. With an average temperature of 15°C (58°F), this humidity feels like a warm, heavy blanket wrapping around you, making traveling somewhat uncomfortable and sticky, while the mild temperature encourages you to explore but demands frequent breaks in the shade.

October Average Humidity in Saint Paul

This chart illustrates the average monthly humidity levels in Saint Paul, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Saint Paul is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%86%84%79%82%79%70%69%76%88%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Saint Paul

In Saint Paul in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Saint Paul, you can refer to this Hourly UV Index in Saint Paul.

Maximum UV Index Levels in Saint Paul for October

The chart shows the monthly maximum UV Index (UVI) for Saint Paul in October, 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 October, the maximum UV index in Saint Paul typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910111098643
Data source: Saint Paul October 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 October Weather in Saint Paul Compares to Other Months

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

This table compares monthly weather conditions in Saint Paul, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)81 mm (3.2 inches)87%moderate
February Weather1°C (35°F)103 mm (4.1 inches)85%moderate
March Weather6°C (44°F)140 mm (5.5 inches)86%high
April Weather12°C (53°F)113 mm (4.4 inches)84%very high
May Weather18°C (65°F)136 mm (5.4 inches)79%very high
June Weather23°C (73°F)114 mm (4.5 inches)82%extreme
July Weather25°C (77°F)109 mm (4.3 inches)79%very high
August Weather23°C (74°F)88 mm (3.5 inches)70%very high
September Weather21°C (70°F)78 mm (3.1 inches)69%very high
October Weather15°C (58°F)97 mm (3.8 inches)76%high
November Weather6°C (43°F)97 mm (3.8 inches)88%moderate
December Weather3°C (37°F)96 mm (3.8 inches)87%moderate

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