January Weather in Deltana, United States

Last updated: June 24, 2025

In January, the average temperature in Deltana, United States hovers around -18°C (0°F), with extremes reaching as low as -39°C (-38°F) and peaking at 1°C (33°F). Expect around 20 mm (0.8 in) of precipitation over 5 days, accompanied by a high average humidity of 95%, making it a chilly and damp time of year.

January Temperature in Deltana

In January in Deltana, the average temperature is -18°C (0°F), with maximums reaching 1°C (33°F) and minimums dropping as low as -39°C (-38°F). Travelers should be prepared for extremely cold conditions and dress accordingly to ensure a safe and enjoyable experience.

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

The chart illustrates January temperature patterns in Deltana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Deltana, January typically has an average temperature of -18°C (0°F), with highs reaching up to 1°C (33°F) and lows dropping to around -39°C (-38°F).

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

January Precipitation in Deltana

In Deltana in January, the precipitation amount is 20 mm (0.8 in) over a period of 5 days.

January Precipitation Trends in Deltana

The chart displays monthly precipitation patterns in Deltana, 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 Deltana, January typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 5 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 Deltana

In Deltana in January, humidity is 95%. With an average temperature of -18°C (0°F), this humidity feels like an icy fog clinging to your skin, making traveling extremely challenging as you battle the biting cold and dampness that seeps through your layers, leaving you feeling chilled to the bone.

January Average Humidity in Deltana

This chart illustrates the average monthly humidity levels in Deltana, 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 Deltana is approximately 95%, 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 Deltana

In Deltana in January, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Deltana.

Maximum UV Index Levels in Deltana for January

The chart shows the monthly maximum UV Index (UVI) for Deltana 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 Deltana typically reaches 1, which falls under the low exposure category.

Data source: Deltana 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 Deltana Compares to Other Months

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

This table compares monthly weather conditions in Deltana, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-18°C (0°F)	20 mm (0.8 inches)	95%	low
February Weather	-17°C (3°F)	24 mm (0.9 inches)	93%	low
March Weather	-12°C (10°F)	27 mm (1.1 inches)	93%	moderate
April Weather	-3°C (27°F)	29 mm (1.1 inches)	91%	moderate
May Weather	6°C (42°F)	64 mm (2.5 inches)	87%	high
June Weather	11°C (53°F)	105 mm (4.1 inches)	86%	high
July Weather	13°C (56°F)	85 mm (3.4 inches)	93%	high
August Weather	10°C (51°F)	125 mm (4.9 inches)	94%	high
September Weather	5°C (41°F)	62 mm (2.4 inches)	94%	moderate
October Weather	-4°C (26°F)	61 mm (2.4 inches)	97%	low
November Weather	-14°C (7°F)	42 mm (1.7 inches)	99%	low
December Weather	-14°C (7°F)	42 mm (1.6 inches)	96%	low