January Weather in Meridian, United States

Last updated: June 24, 2025

In Meridian, United States, the average temperature in January sits at a brisk 9°C (49°F). While you may experience a chilly minimum of -12°C (10°F), there's always the possibility of warmer days peaking at 27°C (81°F). Be prepared for about 107 mm (4.2 in) of precipitation spread over 9 days during this month, contributing to an average humidity of 85%.

January Temperature in Meridian

In January in Meridian, the average temperature is 9°C (49°F). The maximum can reach 27°C (81°F), while the minimum can drop as low as -12°C (10°F). This wide temperature range makes Meridian a destination where travelers should prepare for both warm and chilly weather.

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

The chart illustrates January temperature patterns in Meridian, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Meridian, January typically has an average temperature of 9°C (49°F), with highs reaching up to 27°C (81°F) and lows dropping to around -12°C (10°F).

Data source: Temperature data for Meridian generated using information from the Copernicus Climate Change Service.

January Precipitation in Meridian

In Meridian in January, the precipitation amount is 107 mm (4.2 in), occurring over a span of 9 days.

January Precipitation Trends in Meridian

The chart displays monthly precipitation patterns in Meridian, 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 Meridian, January typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Meridian

In Meridian in January humidity is 85%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making every step outside a challenge as the moisture in the air weighs heavily and lingers, transforming even simple outings into a quest for comfort.

January Average Humidity in Meridian

This chart illustrates the average monthly humidity levels in Meridian, 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 Meridian is approximately 85%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Meridian

In Meridian in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Meridian for better planning.

Maximum UV Index Levels in Meridian for January

The chart shows the monthly maximum UV Index (UVI) for Meridian 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 Meridian typically reaches 4, which falls under the moderate exposure category.

Data source: Meridian 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 Meridian Compares to Other Months

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

This table compares monthly weather conditions in Meridian, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	107 mm (4.2 inches)	85%	moderate
February Weather	12°C (55°F)	143 mm (5.6 inches)	84%	high
March Weather	16°C (61°F)	117 mm (4.6 inches)	82%	very high
April Weather	18°C (65°F)	129 mm (5.1 inches)	82%	extreme
May Weather	23°C (74°F)	123 mm (4.8 inches)	82%	extreme
June Weather	26°C (79°F)	162 mm (6.4 inches)	79%	extreme
July Weather	27°C (81°F)	119 mm (4.7 inches)	82%	extreme
August Weather	27°C (81°F)	128 mm (5.0 inches)	77%	extreme
September Weather	25°C (78°F)	95 mm (3.7 inches)	74%	very high
October Weather	21°C (70°F)	103 mm (4.1 inches)	73%	very high
November Weather	13°C (56°F)	71 mm (2.8 inches)	85%	high
December Weather	11°C (52°F)	126 mm (5.0 inches)	88%	moderate