February Weather in Lewiston, United States

Last updated: June 24, 2025

In February, the average temperature in Lewiston, United States hovers around 5°C (41°F). Be prepared for a wide range, as temperatures can dip as low as -9°C (16°F) and soar up to 22°C (71°F). Expect 156 mm (6.1 in) of precipitation over 10 days, coupled with a high average humidity of 85%.

February Temperature in Lewiston

In February in Lewiston, the average temperature is 5°C (41°F). The maximum can reach 22°C (71°F) and the minimum can drop as low as -9°C (16°F). Be prepared for a wide range of temperatures when traveling to Lewiston during this month.

February Weather in Lewiston: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Lewiston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lewiston, February typically has an average temperature of 5°C (41°F), with highs reaching up to 22°C (71°F) and lows dropping to around -9°C (16°F).

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

February Precipitation in Lewiston

In Lewiston in February, the precipitation amount is 156 mm (6.1 in) over a span of 10 days.

February Precipitation Trends in Lewiston

The chart displays monthly precipitation patterns in Lewiston, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In Lewiston, February typically receives around 156 mm (6.1 inches) of precipitation spread over approximately 10 days.

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

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Millimeters (mm) Inches (in)

February Humidity in Lewiston

In Lewiston in February, humidity is 85%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration a challenge as the cold air clings to your skin.

February Average Humidity in Lewiston

This chart illustrates the average monthly humidity levels in Lewiston, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in Lewiston is approximately 85%, offering insight into how humid the weather typically is during this month.

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

February UV Index in Lewiston

In Lewiston in February, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Lewiston.

Maximum UV Index Levels in Lewiston for February

The chart shows the monthly maximum UV Index (UVI) for Lewiston in February, 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 February, the maximum UV index in Lewiston typically reaches 5, which falls under the moderate exposure category.

Data source: Lewiston February 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 February Weather in Lewiston Compares to Other Months

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

This table compares monthly weather conditions in Lewiston, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	163 mm (6.4 inches)	86%	moderate
February Weather	5°C (41°F)	156 mm (6.1 inches)	85%	moderate
March Weather	7°C (44°F)	137 mm (5.4 inches)	85%	high
April Weather	11°C (51°F)	82 mm (3.2 inches)	82%	very high
May Weather	15°C (59°F)	62 mm (2.4 inches)	81%	extreme
June Weather	20°C (69°F)	15 mm (0.6 inches)	79%	extreme
July Weather	25°C (77°F)	2 mm (0.1 inches)	70%	extreme
August Weather	24°C (76°F)	4 mm (0.1 inches)	60%	very high
September Weather	20°C (68°F)	12 mm (0.5 inches)	62%	very high
October Weather	13°C (56°F)	52 mm (2.0 inches)	72%	high
November Weather	8°C (46°F)	97 mm (3.8 inches)	87%	moderate
December Weather	4°C (39°F)	118 mm (4.6 inches)	86%	moderate