January Weather in Orange, United States

Last updated: June 24, 2025

In January, the average temperature in Orange, United States hovers around 3°C (38°F), bringing a crisp chill to the air. Temperatures can dip as low as -15°C (5°F) and soar up to 21°C (70°F), creating a dramatic range. Expect about 63 mm (2.5 in) of precipitation over 7 days, coupled with a high average humidity of 86%, making for a weather experience that's both refreshing and damp.

January Temperature in Orange

In January in Orange, the average temperature is 3°C (38°F). Maximum temperatures can reach up to 21°C (70°F), while minimum temperatures can drop as low as -15°C (5°F). This climate variation offers travelers the chance to experience both chilly and mild weather, making it essential to pack accordingly for a visit.

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

The chart illustrates January temperature patterns in Orange, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Orange, January typically has an average temperature of 3°C (38°F), with highs reaching up to 21°C (70°F) and lows dropping to around -15°C (5°F).

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

January Precipitation in Orange

In Orange in January, the precipitation amount is 63 mm (2.5 in) over a span of 7 days.

January Precipitation Trends in Orange

The chart displays monthly precipitation patterns in Orange, 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 Orange, January typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 7 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 Orange

In Orange 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 Orange

This chart illustrates the average monthly humidity levels in Orange, 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 Orange is approximately 86%, 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 Orange

In Orange 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 Orange, you can check the information here.

Maximum UV Index Levels in Orange for January

The chart shows the monthly maximum UV Index (UVI) for Orange 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 Orange typically reaches 3, which falls under the moderate exposure category.

Data source: Orange 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 Orange Compares to Other Months

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

This table compares monthly weather conditions in Orange, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (38°F)	63 mm (2.5 inches)	86%	moderate
February Weather	6°C (43°F)	88 mm (3.5 inches)	86%	moderate
March Weather	9°C (48°F)	70 mm (2.8 inches)	86%	high
April Weather	14°C (58°F)	107 mm (4.2 inches)	84%	very high
May Weather	20°C (67°F)	111 mm (4.4 inches)	78%	extreme
June Weather	24°C (75°F)	112 mm (4.4 inches)	79%	very high
July Weather	27°C (81°F)	70 mm (2.8 inches)	70%	very high
August Weather	25°C (78°F)	127 mm (5.0 inches)	59%	very high
September Weather	22°C (72°F)	93 mm (3.7 inches)	68%	very high
October Weather	17°C (63°F)	106 mm (4.2 inches)	80%	high
November Weather	9°C (48°F)	77 mm (3.0 inches)	86%	moderate
December Weather	5°C (42°F)	84 mm (3.3 inches)	85%	moderate