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January Weather in Junction City, United States

Last updated: June 24, 2025

In January, the average temperature in Junction City, United States hovers around 3°C (38°F), with a minimum that can plummet to -15°C (6°F) and a maximum peaking at 16°C (61°F). Expect 167 mm (6.6 in) of precipitation spread over approximately 13 days, contributing to an average humidity level of 86%.

January Temperature in Junction City

In January in Junction City, the average temperature is 3°C (38°F). Maximum temperatures can reach 16°C (61°F), while minimums can drop as low as -15°C (6°F). Be prepared for a wide range of temperatures if you plan to travel during this time.

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 (38°F), with highs reaching up to 16°C (61°F) and lows dropping to around -15°C (6°F).
JanFebMarAprMayJunJulAugSepOctNovDec373942485665747365544437
Data source: Temperature data for Junction City generated using information from the Copernicus Climate Change Service.
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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 167 mm (6.6 in) over the course of 13 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 167 mm (6.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec16715712880571524144999121
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Junction City

In Junction City in January humidity is 86%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps through your layers, making traveling uncomfortable as breath clouds visibly in the crisp air.

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 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%85%82%81%79%70%60%62%72%87%86%
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.
JanFebMarAprMayJunJulAugSepOctNovDec3579111111109643
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 (38°F)167 mm (6.6 inches)86%moderate
February Weather4°C (39°F)157 mm (6.2 inches)85%moderate
March Weather5°C (42°F)128 mm (5.1 inches)85%high
April Weather9°C (49°F)80 mm (3.2 inches)82%very high
May Weather13°C (56°F)57 mm (2.2 inches)81%extreme
June Weather18°C (65°F)15 mm (0.6 inches)79%extreme
July Weather23°C (74°F)2 mm (0.1 inches)70%extreme
August Weather23°C (73°F)4 mm (0.2 inches)60%very high
September Weather18°C (65°F)14 mm (0.5 inches)62%very high
October Weather12°C (54°F)49 mm (1.9 inches)72%high
November Weather7°C (45°F)99 mm (3.9 inches)87%moderate
December Weather3°C (37°F)121 mm (4.8 inches)86%moderate

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