January Weather in Byron, United States

Last updated: June 24, 2025

In Byron, United States, the average temperature in January hovers around 9°C (49°F), with a minimum dropping to -2°C (29°F) and a maximum climbing to 23°C (74°F). Expect about 93 mm (3.7 in) of precipitation spread over 8 days, contributing to an average humidity of 82%. Whether you're exploring the local scenery or planning indoor activities, prepare for a mix of chilly air and refreshing rain!

January Temperature in Byron

In January in Byron, the average temperature is 9°C (49°F). Maximums can reach 23°C (74°F), and minimums can drop as low as -2°C (29°F). Travelers should be prepared for varying weather conditions, ranging from mild to chilly.

January Weather in Byron: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Byron, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Byron, January typically has an average temperature of 9°C (49°F), with highs reaching up to 23°C (74°F) and lows dropping to around -2°C (29°F).

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

January Precipitation in Byron

In Byron in January, the total precipitation amount is 93 mm (3.7 in) over the course of 8 days.

January Precipitation Trends in Byron

The chart displays monthly precipitation patterns in Byron, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Byron, January typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 8 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Byron

In Byron in January, humidity is 82%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities less enjoyable and prompting travelers to seek warmth indoors or in cozy cafes.

January Average Humidity in Byron

This chart illustrates the average monthly humidity levels in Byron, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Byron is approximately 82%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Byron

In Byron in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Byron, you can check the information here.

Maximum UV Index Levels in Byron for January

The chart shows the monthly maximum UV Index (UVI) for Byron in January, 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 January, the maximum UV index in Byron typically reaches 3, which falls under the moderate exposure category.

Data source: Byron January 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 January Weather in Byron Compares to Other Months

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

This table compares monthly weather conditions in Byron, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	93 mm (3.7 inches)	82%	moderate
February Weather	11°C (51°F)	81 mm (3.2 inches)	84%	moderate
March Weather	12°C (54°F)	74 mm (2.9 inches)	82%	very high
April Weather	14°C (58°F)	28 mm (1.1 inches)	78%	very high
May Weather	17°C (63°F)	16 mm (0.6 inches)	71%	extreme
June Weather	20°C (69°F)	1 mm (0.0 inches)	64%	extreme
July Weather	22°C (72°F)	0 mm (0.0 inches)	58%	extreme
August Weather	22°C (72°F)	0 mm (0.0 inches)	54%	very high
September Weather	21°C (69°F)	2 mm (0.1 inches)	55%	very high
October Weather	17°C (63°F)	22 mm (0.9 inches)	62%	high
November Weather	13°C (55°F)	35 mm (1.4 inches)	78%	moderate
December Weather	9°C (49°F)	78 mm (3.1 inches)	80%	moderate