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October Weather in Colo, United States

Last updated: June 24, 2025

In Colo, United States, the average temperature in October hovers around 11°C (52°F). During this time, temperatures can fluctuate dramatically, with minimums reaching -7°C (21°F) and maximums soaring up to 31°C (88°F). Expect to encounter approximately 132 mm (5.2 in) of precipitation over 11 days, accompanied by a high average humidity level of 75%.

October Temperature in Colo

In October in Colo, the average temperature is 11°C (52°F), with maximums reaching up to 31°C (88°F) and minimums dropping as low as -7°C (21°F). Travelers should be prepared for a wide range of temperatures and pack accordingly to enjoy their visit.

October Weather in Colo: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Colo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Colo, October typically has an average temperature of 11°C (52°F), with highs reaching up to 31°C (88°F) and lows dropping to around -7°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec212238486273767368523730
Data source: Temperature data for Colo 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 Colo

In Colo in October, the precipitation amount is 132 mm (5.2 in), which occurs over a span of 11 days.

October Precipitation Trends in Colo

The chart displays monthly precipitation patterns in Colo, 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 Colo, October typically receives around 132 mm (5.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec3844778315110575621151324336
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Colo

In Colo in October, humidity is 75%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration a little less inviting and prompting the need for warm layers.

October Average Humidity in Colo

This chart illustrates the average monthly humidity levels in Colo, 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 Colo is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%80%77%78%77%81%81%77%73%75%85%83%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Colo

In Colo 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 Colo, you can refer to this Hourly UV Index in Colo.

Maximum UV Index Levels in Colo for October

The chart shows the monthly maximum UV Index (UVI) for Colo 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 Colo typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689111098643
Data source: Colo 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 Colo Compares to Other Months

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

This table compares monthly weather conditions in Colo, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)38 mm (1.5 inches)78%moderate
February Weather-6°C (22°F)44 mm (1.7 inches)80%moderate
March Weather3°C (38°F)77 mm (3.0 inches)77%high
April Weather9°C (48°F)83 mm (3.3 inches)77%very high
May Weather16°C (62°F)151 mm (5.9 inches)77%very high
June Weather23°C (74°F)105 mm (4.1 inches)81%extreme
July Weather24°C (76°F)74 mm (2.9 inches)81%very high
August Weather23°C (73°F)62 mm (2.4 inches)77%very high
September Weather20°C (68°F)115 mm (4.5 inches)73%very high
October Weather11°C (52°F)132 mm (5.2 inches)75%high
November Weather3°C (38°F)43 mm (1.7 inches)85%moderate
December Weather-1°C (30°F)35 mm (1.4 inches)83%moderate

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