January Weather in Hays, United States

Last updated: June 24, 2025

In Hays, United States, the average temperature in January hovers around 4°C (39°F). However, temperatures can fluctuate significantly, dipping as low as -14°C (7°F) and reaching a maximum of 21°C (71°F). This month also sees an average precipitation of 88 mm (3.4 in) spread over 9 days. Notably, the air is quite humid, with an average humidity level of 87%.

January Temperature in Hays

In January in Hays, the average temperature is 4°C (39°F), with maximums reaching 21°C (71°F) and minimums dropping as low as -14°C (7°F). Be prepared for a wide range of temperatures and pack accordingly for your travels.

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

The chart illustrates January temperature patterns in Hays, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hays, January typically has an average temperature of 4°C (39°F), with highs reaching up to 21°C (71°F) and lows dropping to around -14°C (7°F).

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

January Precipitation in Hays

In Hays in January, the precipitation amount is 88 mm (3.4 in) distributed over 9 days.

January Precipitation Trends in Hays

The chart displays monthly precipitation patterns in Hays, 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 Hays, January typically receives around 88 mm (3.4 inches) of precipitation spread over approximately 9 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 Hays

In Hays in January, humidity is 87%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and gritty, as the air hangs heavy and clings to your skin.

January Average Humidity in Hays

This chart illustrates the average monthly humidity levels in Hays, 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 Hays is approximately 87%, 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 Hays

In Hays in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Hays for better planning.

Maximum UV Index Levels in Hays for January

The chart shows the monthly maximum UV Index (UVI) for Hays 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 Hays typically reaches 4, which falls under the moderate exposure category.

Data source: Hays 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 Hays Compares to Other Months

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

This table compares monthly weather conditions in Hays, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	88 mm (3.4 inches)	87%	moderate
February Weather	7°C (45°F)	119 mm (4.7 inches)	87%	high
March Weather	10°C (50°F)	89 mm (3.5 inches)	86%	very high
April Weather	14°C (58°F)	138 mm (5.4 inches)	84%	very high
May Weather	19°C (66°F)	134 mm (5.3 inches)	83%	extreme
June Weather	22°C (73°F)	93 mm (3.7 inches)	83%	extreme
July Weather	25°C (77°F)	80 mm (3.1 inches)	79%	extreme
August Weather	24°C (75°F)	104 mm (4.1 inches)	66%	very high
September Weather	21°C (71°F)	130 mm (5.1 inches)	68%	very high
October Weather	16°C (61°F)	138 mm (5.4 inches)	78%	very high
November Weather	8°C (47°F)	84 mm (3.3 inches)	89%	moderate
December Weather	6°C (43°F)	110 mm (4.3 inches)	86%	moderate