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January Weather in Flat River, United States

Last updated: June 24, 2025

In Flat River, United States during January, the average temperature hovers around 1°C (34°F). Be prepared for a range of conditions, as temperatures can dip as low as -19°C (-3°F) and soar up to 19°C (67°F). Expect precipitation to be around 80 mm (3.2 in), spread over 8 days of the month, and experience an average humidity level of 83%. Stay warm and dry!

January Temperature in Flat River

In January in Flat River, the average temperature is 1°C (34°F). The maximum can reach 19°C (67°F), while the minimum can dip as low as -19°C (-3°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

January Weather in Flat River: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Flat River, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Flat River, January typically has an average temperature of 1°C (34°F), with highs reaching up to 19°C (67°F) and lows dropping to around -19°C (-3°F).
JanFebMarAprMayJunJulAugSepOctNovDec343747556675797571594440
Data source: Temperature data for Flat River 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 Flat River

In Flat River in January, the total precipitation amount is 80 mm (3.2 in), occurring over a span of 8 days.

January Precipitation Trends in Flat River

The chart displays monthly precipitation patterns in Flat River, 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 Flat River, January typically receives around 80 mm (3.2 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec801001341711519088119661157570
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Flat River

In Flat River in January, humidity is 83%. With an average temperature of 1°C (34°F), this humidity feels like a chilling embrace, making travel uncomfortable as the damp cold seeps into your bones, adding an extra layer of heaviness to the air that can leave you feeling sluggish and fatigued.

January Average Humidity in Flat River

This chart illustrates the average monthly humidity levels in Flat River, 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 Flat River is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%81%80%80%83%83%76%69%68%72%83%87%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Flat River

In Flat River 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 Flat River, you can check the information here.

Maximum UV Index Levels in Flat River for January

The chart shows the monthly maximum UV Index (UVI) for Flat River 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 Flat River typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3679111111109753
Data source: Flat River 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 Flat River Compares to Other Months

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

This table compares monthly weather conditions in Flat River, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)80 mm (3.2 inches)83%moderate
February Weather3°C (37°F)100 mm (3.9 inches)81%high
March Weather9°C (48°F)134 mm (5.3 inches)80%high
April Weather13°C (55°F)171 mm (6.7 inches)80%very high
May Weather19°C (66°F)150 mm (5.9 inches)83%extreme
June Weather24°C (75°F)90 mm (3.5 inches)83%extreme
July Weather26°C (79°F)87 mm (3.4 inches)76%extreme
August Weather24°C (76°F)119 mm (4.7 inches)69%very high
September Weather22°C (71°F)66 mm (2.6 inches)68%very high
October Weather15°C (59°F)115 mm (4.5 inches)72%high
November Weather7°C (45°F)75 mm (3.0 inches)83%moderate
December Weather4°C (40°F)70 mm (2.8 inches)86%moderate

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