nomadseason

January Weather in Junction City, United States

Last updated: June 24, 2025

In Junction City, United States, the average temperature in January hovers around 3°C (37°F). Expect a wide range, with minimums plummeting to -19°C (-2°F) and maximums soaring up to 20°C (68°F). This month typically sees about 100 mm (3.9 in) of precipitation spread over 10 days, contributing to a high average humidity of 88%.

January Temperature in Junction City

In January in Junction City, the average temperature is 3°C (37°F). The maximum can reach 20°C (68°F), while the minimum can drop as low as -19°C (-2°F). This range makes it essential to pack layers for your trip to Junction City in January.

January Weather in Junction City: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Junction City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Junction City, January typically has an average temperature of 3°C (37°F), with highs reaching up to 20°C (68°F) and lows dropping to around -19°C (-2°F).
JanFebMarAprMayJunJulAugSepOctNovDec374249566773777671614642
Data source: Temperature data for Junction City generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Junction City

In Junction City in January, the precipitation amount is 100 mm (3.9 in) over a span of 10 days.

January Precipitation Trends in Junction City

The chart displays monthly precipitation patterns in Junction City, 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 Junction City, January typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec10016914314413816411211812812087144
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Junction City

In Junction City in January, humidity is 88%. With an average temperature of 3°C (37°F), this humidity feels like a chilling fog that clings to your skin, making every step outside a damp and brisk challenge for travelers.

January Average Humidity in Junction City

This chart illustrates the average monthly humidity levels in Junction City, 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 Junction City is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%84%84%83%79%66%67%76%89%88%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Junction City

In Junction City 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 Junction City, you can check the information here.

Maximum UV Index Levels in Junction City for January

The chart shows the monthly maximum UV Index (UVI) for Junction City 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 Junction City typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3679101111109753
Data source: Junction City 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 Junction City Compares to Other Months

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

This table compares monthly weather conditions in Junction City, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)100 mm (3.9 inches)88%moderate
February Weather5°C (42°F)169 mm (6.6 inches)88%high
March Weather9°C (49°F)143 mm (5.6 inches)87%high
April Weather13°C (56°F)144 mm (5.7 inches)84%very high
May Weather20°C (67°F)138 mm (5.4 inches)84%very high
June Weather23°C (74°F)164 mm (6.4 inches)83%extreme
July Weather25°C (78°F)112 mm (4.4 inches)79%extreme
August Weather24°C (76°F)118 mm (4.6 inches)66%very high
September Weather22°C (71°F)128 mm (5.0 inches)67%very high
October Weather16°C (61°F)120 mm (4.7 inches)76%high
November Weather8°C (46°F)87 mm (3.4 inches)89%moderate
December Weather5°C (42°F)144 mm (5.7 inches)88%moderate

Compare Junction City's Climate with Cities Worldwide