January Weather in John Sam Lake, United States

Last updated: June 24, 2025

In January, the average temperature in John Sam Lake, United States hovers around 5°C (42°F). Expect chilly days with minimums dropping to -7°C (20°F), while highs can reach up to 15°C (58°F). This month brings 219 mm (8.6 in) of precipitation over about 16 days, contributing to an average humidity of 86%.

January Temperature in John Sam Lake

In January in John Sam Lake, the average temperature is 5°C (42°F). Maximums can reach 15°C (58°F), while minimums can dip as low as -7°C (20°F). Travelers should be prepared for chilly conditions and pack accordingly to enjoy their time in this location.

January Weather in John Sam Lake: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in John Sam Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In John Sam Lake, January typically has an average temperature of 5°C (42°F), with highs reaching up to 15°C (58°F) and lows dropping to around -7°C (20°F).

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

January Precipitation in John Sam Lake

In John Sam Lake in January, the precipitation amount is 219 mm (8.6 in) spread over 16 days.

January Precipitation Trends in John Sam Lake

The chart displays monthly precipitation patterns in John Sam Lake, 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 John Sam Lake, January typically receives around 219 mm (8.6 inches) of precipitation spread over approximately 16 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 John Sam Lake

In John Sam Lake in January, humidity is 86%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that penetrates your layers, making outdoor activities quite uncomfortable and prompting you to seek warmth indoors more often.

January Average Humidity in John Sam Lake

This chart illustrates the average monthly humidity levels in John Sam Lake, 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 John Sam Lake is approximately 86%, 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 John Sam Lake

In John Sam Lake in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in John Sam Lake, you can visit Hourly UV Index in John Sam Lake.

Maximum UV Index Levels in John Sam Lake for January

The chart shows the monthly maximum UV Index (UVI) for John Sam Lake 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 John Sam Lake typically reaches 2, which falls under the low exposure category.

Data source: John Sam Lake 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 John Sam Lake Compares to Other Months

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

This table compares monthly weather conditions in John Sam Lake, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (42°F)	219 mm (8.6 inches)	86%	low
February Weather	4°C (40°F)	209 mm (8.2 inches)	86%	moderate
March Weather	7°C (44°F)	165 mm (6.5 inches)	87%	moderate
April Weather	9°C (49°F)	138 mm (5.4 inches)	84%	high
May Weather	13°C (55°F)	87 mm (3.4 inches)	81%	very high
June Weather	15°C (60°F)	81 mm (3.2 inches)	82%	very high
July Weather	17°C (64°F)	31 mm (1.2 inches)	79%	very high
August Weather	18°C (65°F)	33 mm (1.3 inches)	63%	very high
September Weather	15°C (60°F)	114 mm (4.5 inches)	62%	high
October Weather	11°C (51°F)	196 mm (7.7 inches)	83%	moderate
November Weather	8°C (46°F)	254 mm (10.0 inches)	89%	low
December Weather	5°C (42°F)	247 mm (9.7 inches)	88%	low