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January Weather in Caldwell, United States

Last updated: June 24, 2025

In Caldwell, United States, the average temperature in January hovers around 0°C (32°F). During this time, temperatures can swing dramatically with a minimum of -22°C (-8°F) and a maximum reaching 22°C (71°F). Expect 91 mm (3.6 in) of precipitation spread over about 10 days, contributing to the high average humidity of 88%. 🌧️

January Temperature in Caldwell

In January in Caldwell, the average temperature is 0°C (32°F). Maximum temperatures can reach 22°C (71°F), while minimums can drop as low as -22°C (-8°F). Be prepared for a wide range of temperatures during your trip, from chilly to surprisingly warm days.

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

The chart illustrates January temperature patterns in Caldwell, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Caldwell, January typically has an average temperature of 0°C (32°F), with highs reaching up to 22°C (71°F) and lows dropping to around -22°C (-8°F).
JanFebMarAprMayJunJulAugSepOctNovDec323643536471757369584337
Data source: Temperature data for Caldwell 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 Caldwell

In Caldwell in January, the precipitation amount totals 91 mm (3.6 in) over a span of 10 days.

January Precipitation Trends in Caldwell

The chart displays monthly precipitation patterns in Caldwell, 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 Caldwell, January typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec9212312214314716912610610911390116
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Caldwell

In Caldwell in January, humidity is 88%. With an average temperature of 0°C (32°F), this humidity feels like a chilly, damp blanket enveloping you, making travel uncomfortable as every breath seems to carry the weight of the cold moisture, turning each step into a struggle against the biting chill.

January Average Humidity in Caldwell

This chart illustrates the average monthly humidity levels in Caldwell, 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 Caldwell is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%87%82%84%82%73%74%81%89%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Caldwell

In Caldwell 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 Caldwell, you can check the information here.

Maximum UV Index Levels in Caldwell for January

The chart shows the monthly maximum UV Index (UVI) for Caldwell 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 Caldwell typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098643
Data source: Caldwell 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 Caldwell Compares to Other Months

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

This table compares monthly weather conditions in Caldwell, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)91 mm (3.6 inches)88%moderate
February Weather2°C (37°F)123 mm (4.8 inches)88%moderate
March Weather6°C (44°F)122 mm (4.8 inches)88%high
April Weather12°C (53°F)143 mm (5.6 inches)86%very high
May Weather18°C (64°F)147 mm (5.8 inches)82%very high
June Weather22°C (71°F)169 mm (6.7 inches)84%very high
July Weather24°C (76°F)126 mm (4.9 inches)82%very high
August Weather23°C (74°F)106 mm (4.2 inches)73%very high
September Weather20°C (69°F)109 mm (4.3 inches)73%very high
October Weather15°C (58°F)113 mm (4.5 inches)81%high
November Weather6°C (43°F)90 mm (3.6 inches)89%moderate
December Weather3°C (38°F)116 mm (4.6 inches)86%moderate

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