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February Weather in Merrillan, United States

Last updated: June 24, 2025

In February, the average temperature in Merrillan, United States hovers around -7°C (19°F), with potential extremes ranging from a chilly -34°C (-29°F) to a milder 16°C (61°F). Expect 52 mm (2.1 in) of precipitation spread over about 8 days, while the air remains quite damp with an average humidity of 89%.

February Temperature in Merrillan

In February in Merrillan, the average temperature is -7°C (19°F), with maximums reaching 16°C (61°F) and minimums dropping as low as -34°C (-29°F). Travelers should be prepared for an extreme range of temperatures, ensuring they pack suitable clothing for both cold and milder conditions.

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

The chart illustrates February temperature patterns in Merrillan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Merrillan, February typically has an average temperature of -7°C (19°F), with highs reaching up to 16°C (61°F) and lows dropping to around -34°C (-29°F).
JanFebMarAprMayJunJulAugSepOctNovDec181934445869726963483425
Data source: Temperature data for Merrillan 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.

February Precipitation in Merrillan

In Merrillan in February, the total precipitation amount is 52 mm (2.1 in) over the course of 8 days.

February Precipitation Trends in Merrillan

The chart displays monthly precipitation patterns in Merrillan, 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 Merrillan, February typically receives around 52 mm (2.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec33525695130135112136971195350
Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.
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February Humidity in Merrillan

In Merrillan in February humidity is 89%. With an average temperature of -7°C (19°F), this humidity feels like an icy mist clinging to your skin, making travel uncomfortable as each breath brings in a sharp chill that bites through layers of clothing.

February Average Humidity in Merrillan

This chart illustrates the average monthly humidity levels in Merrillan, 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 Merrillan is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%89%86%85%79%80%80%78%80%84%89%85%
Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in Merrillan

In Merrillan in February, 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 Merrillan for better planning.

Maximum UV Index Levels in Merrillan for February

The chart shows the monthly maximum UV Index (UVI) for Merrillan 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 Merrillan typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24588101097532
Data source: Merrillan 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 Merrillan Compares to Other Months

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

This table compares monthly weather conditions in Merrillan, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)33 mm (1.3 inches)88%low
February Weather-7°C (19°F)52 mm (2.1 inches)89%moderate
March Weather1°C (34°F)56 mm (2.2 inches)86%moderate
April Weather6°C (44°F)95 mm (3.8 inches)85%very high
May Weather15°C (58°F)130 mm (5.1 inches)79%very high
June Weather20°C (69°F)135 mm (5.3 inches)80%very high
July Weather22°C (73°F)112 mm (4.4 inches)80%very high
August Weather20°C (69°F)136 mm (5.4 inches)78%very high
September Weather17°C (63°F)97 mm (3.8 inches)80%high
October Weather9°C (49°F)119 mm (4.7 inches)84%moderate
November Weather1°C (34°F)53 mm (2.1 inches)89%moderate
December Weather-4°C (25°F)50 mm (2.0 inches)85%low

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