January Weather in Tool, United States

Last updated: June 24, 2025

In Tool, United States, the average temperature in January hovers around 9°C (49°F). Expect a range of -11°C (13°F) at its coldest, while the mercury can rise to a pleasant 26°C (80°F) at times. Be prepared for 81 mm (3.2 in) of precipitation spread across 7 days, and don’t forget the 80% humidity that often accompanies this season!

January Temperature in Tool

In January in Tool, the average temperature is 9°C (49°F). The maximum can reach 26°C (80°F), while the minimum can dip as low as -11°C (13°F). It's advisable to pack layers to accommodate the wide temperature range during your travels.

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

The chart illustrates January temperature patterns in Tool, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tool, January typically has an average temperature of 9°C (49°F), with highs reaching up to 26°C (80°F) and lows dropping to around -11°C (13°F).

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

January Precipitation in Tool

In Tool in January, the precipitation amount is 81 mm (3.2 in) over a period of 7 days.

January Precipitation Trends in Tool

The chart displays monthly precipitation patterns in Tool, 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 Tool, January typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 7 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 Tool

In Tool in January, humidity is 80%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and prompting a need for layered clothing to stay comfortable while traveling.

January Average Humidity in Tool

This chart illustrates the average monthly humidity levels in Tool, 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 Tool is approximately 80%, 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 Tool

In Tool 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 Tool for better planning.

Maximum UV Index Levels in Tool for January

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

Data source: Tool 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 Tool Compares to Other Months

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

This table compares monthly weather conditions in Tool, 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)	81 mm (3.2 inches)	80%	moderate
February Weather	10°C (51°F)	116 mm (4.6 inches)	79%	high
March Weather	16°C (62°F)	105 mm (4.1 inches)	78%	very high
April Weather	19°C (66°F)	122 mm (4.8 inches)	78%	very high
May Weather	24°C (75°F)	166 mm (6.5 inches)	81%	extreme
June Weather	28°C (82°F)	89 mm (3.5 inches)	78%	extreme
July Weather	30°C (85°F)	68 mm (2.7 inches)	73%	extreme
August Weather	30°C (86°F)	79 mm (3.1 inches)	66%	extreme
September Weather	27°C (81°F)	104 mm (4.1 inches)	65%	very high
October Weather	21°C (69°F)	132 mm (5.2 inches)	72%	very high
November Weather	14°C (58°F)	63 mm (2.5 inches)	82%	high
December Weather	12°C (53°F)	81 mm (3.2 inches)	87%	moderate