January Weather in Atwater, United States

Last updated: June 24, 2025

In Atwater, United States, the average temperature in January hovers around -2°C (29°F). While temperatures can plummet to a chilly -24°C (-12°F), they can also rise to a pleasant 20°C (69°F). Expect about 87 mm (3.4 in) of precipitation spread across 12 days, and prepare for a high average humidity of 88%.

January Temperature in Atwater

In January in Atwater, the average temperature is -2°C (29°F). The maximum can reach 20°C (69°F), while the minimum can drop to as low as -24°C (-12°F). Travelers should be prepared for a wide range of temperatures and pack accordingly to enjoy their visit.

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

The chart illustrates January temperature patterns in Atwater, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Atwater, January typically has an average temperature of -2°C (29°F), with highs reaching up to 20°C (69°F) and lows dropping to around -24°C (-12°F).
JanFebMarAprMayJunJulAugSepOctNovDec293240506170747267564135
Data source: Temperature data for Atwater 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 Atwater

In Atwater in January, the precipitation amount is 87 mm (3.4 in) over the course of 12 days.

January Precipitation Trends in Atwater

The chart displays monthly precipitation patterns in Atwater, 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 Atwater, January typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec87100103136124135125981061079393
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Atwater

In Atwater in January, humidity is 88%. With an average temperature of -2°C (29°F), this humidity feels like a biting chill in the air that penetrates layers of clothing, making outdoor activities challenging and potentially uncomfortable for travelers.

January Average Humidity in Atwater

This chart illustrates the average monthly humidity levels in Atwater, 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 Atwater is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%87%81%83%82%76%77%82%89%86%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Atwater

In Atwater 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 Atwater, you can check the information here.

Maximum UV Index Levels in Atwater for January

The chart shows the monthly maximum UV Index (UVI) for Atwater 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 Atwater typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Atwater 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 Atwater Compares to Other Months

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

This table compares monthly weather conditions in Atwater, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)87 mm (3.4 inches)88%moderate
February Weather0°C (33°F)99 mm (3.9 inches)88%moderate
March Weather4°C (40°F)103 mm (4.1 inches)87%high
April Weather10°C (50°F)136 mm (5.3 inches)87%very high
May Weather16°C (62°F)124 mm (4.9 inches)81%very high
June Weather21°C (70°F)134 mm (5.3 inches)83%very high
July Weather23°C (75°F)125 mm (4.9 inches)82%very high
August Weather22°C (72°F)98 mm (3.9 inches)76%very high
September Weather19°C (67°F)106 mm (4.2 inches)77%very high
October Weather13°C (56°F)107 mm (4.2 inches)82%high
November Weather5°C (41°F)93 mm (3.7 inches)89%moderate
December Weather1°C (35°F)93 mm (3.6 inches)86%low

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