October Weather in Norwalk, United States

Last updated: June 24, 2025

In October, the average temperature in Norwalk, United States hovers around 14°C (58°F). Visitors can expect a minimum of 0°C (33°F) and a potential maximum of 30°C (86°F). With an average humidity of 82%, it’s essential to stay hydrated. Furthermore, anticipate around 105 mm (4.2 in) of precipitation spread over approximately 15 days, making an umbrella a wise companion for your travels!

October Temperature in Norwalk

In October in Norwalk, the average temperature is 14°C (58°F). Maximums can reach 30°C (86°F), while minimums can be as low as 0°C (33°F). This makes Norwalk a destination with a diverse climate perfect for a range of outdoor activities, so be sure to pack accordingly!

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

The chart illustrates October temperature patterns in Norwalk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Norwalk, October typically has an average temperature of 14°C (58°F), with highs reaching up to 30°C (86°F) and lows dropping to around 0°C (33°F).

Data source: Temperature data for Norwalk generated using information from the Copernicus Climate Change Service.

October Precipitation in Norwalk

In Norwalk in October, the total precipitation amount is 105 mm (4.2 in) spread over 15 days.

October Precipitation Trends in Norwalk

The chart displays monthly precipitation patterns in Norwalk, 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 Norwalk, October typically receives around 105 mm (4.2 inches) of precipitation spread over approximately 15 days.

Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Norwalk

In Norwalk in October, humidity is 82%. With an average temperature of 14°C (58°F), this humidity feels like a heavy blanket wrapping around you, making travel uncomfortable and sticky.

October Average Humidity in Norwalk

This chart illustrates the average monthly humidity levels in Norwalk, 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 Norwalk is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Norwalk

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

Maximum UV Index Levels in Norwalk for October

The chart shows the monthly maximum UV Index (UVI) for Norwalk 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 Norwalk typically reaches 6, which falls under the high exposure category.

Data source: Norwalk 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 Norwalk Compares to Other Months

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

This table compares monthly weather conditions in Norwalk, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	83 mm (3.3 inches)	88%	moderate
February Weather	0°C (32°F)	95 mm (3.7 inches)	87%	moderate
March Weather	4°C (39°F)	99 mm (3.9 inches)	87%	high
April Weather	9°C (49°F)	120 mm (4.7 inches)	87%	very high
May Weather	16°C (61°F)	129 mm (5.1 inches)	81%	very high
June Weather	21°C (70°F)	124 mm (4.9 inches)	82%	very high
July Weather	24°C (75°F)	124 mm (4.9 inches)	81%	very high
August Weather	23°C (73°F)	86 mm (3.4 inches)	78%	very high
September Weather	20°C (68°F)	81 mm (3.2 inches)	78%	very high
October Weather	14°C (58°F)	105 mm (4.2 inches)	82%	high
November Weather	5°C (42°F)	99 mm (3.9 inches)	89%	moderate
December Weather	2°C (35°F)	87 mm (3.4 inches)	86%	low