January Weather in Shamrock, United States

Last updated: June 24, 2025

In January, the average temperature in Shamrock, United States hovers around 3°C (39°F). However, temperatures can vary widely, with a minimum plunge to -16°C (4°F) and a maximum soaring to 24°C (75°F). Throughout the month, expect around 24 mm (0.9 in) of precipitation over approximately 3 days, while the average humidity remains high at 75%.

January Temperature in Shamrock

In January in Shamrock, the average temperature is 3°C (39°F), with maximums reaching 24°C (75°F) and minimums plummeting to -16°C (4°F). This wide temperature range makes it essential to pack layered clothing for your travels.

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

The chart illustrates January temperature patterns in Shamrock, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shamrock, January typically has an average temperature of 3°C (39°F), with highs reaching up to 24°C (75°F) and lows dropping to around -16°C (4°F).

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

January Precipitation in Shamrock

In Shamrock in January, the precipitation amount is 24 mm (0.9 in) over a span of 3 days.

January Precipitation Trends in Shamrock

The chart displays monthly precipitation patterns in Shamrock, 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 Shamrock, January typically receives around 24 mm (0.9 inches) of precipitation spread over approximately 3 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 Shamrock

In Shamrock in January humidity is 75%. With an average temperature of 3°C (39°F), this humidity feels like a damp chill settling in, making it essential to dress in layers and stay active to avoid the cold’s grip, as you navigate through the misty streets.

January Average Humidity in Shamrock

This chart illustrates the average monthly humidity levels in Shamrock, 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 Shamrock is approximately 75%, 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 Shamrock

In Shamrock 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 Shamrock for better planning.

Maximum UV Index Levels in Shamrock for January

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

Data source: Shamrock 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 Shamrock Compares to Other Months

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

This table compares monthly weather conditions in Shamrock, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (39°F)	24 mm (0.9 inches)	75%	moderate
February Weather	4°C (39°F)	16 mm (0.6 inches)	76%	high
March Weather	11°C (52°F)	66 mm (2.6 inches)	64%	very high
April Weather	14°C (58°F)	37 mm (1.5 inches)	70%	very high
May Weather	20°C (68°F)	88 mm (3.5 inches)	78%	extreme
June Weather	25°C (78°F)	68 mm (2.7 inches)	81%	extreme
July Weather	27°C (81°F)	37 mm (1.4 inches)	82%	extreme
August Weather	26°C (80°F)	40 mm (1.6 inches)	78%	extreme
September Weather	23°C (74°F)	50 mm (2.0 inches)	72%	very high
October Weather	15°C (60°F)	71 mm (2.8 inches)	73%	high
November Weather	9°C (49°F)	14 mm (0.6 inches)	80%	moderate
December Weather	6°C (43°F)	22 mm (0.9 inches)	81%	moderate