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February Weather in Fairfield, United States

Last updated: June 24, 2025

In February, the average temperature in Fairfield, United States hovers around 3°C (37°F). While you might experience a chilly minimum of -18°C (0°F), the mercury can rise to a pleasant 23°C (74°F). Be prepared for wet conditions, with approximately 106 mm (4.2 in) of precipitation spread over 11 days, and embrace the 82% average humidity that characterizes this month.

February Temperature in Fairfield

In February in Fairfield, the average temperature is 3°C (37°F), with maximums soaring to 23°C (74°F) and minimums plummeting as low as -18°C (0°F). Travelers should be prepared for a wide range of temperatures and pack accordingly to ensure a comfortable visit.

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

The chart illustrates February temperature patterns in Fairfield, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fairfield, February typically has an average temperature of 3°C (37°F), with highs reaching up to 23°C (74°F) and lows dropping to around -18°C (0°F).
JanFebMarAprMayJunJulAugSepOctNovDec343747566877807773604440
Data source: Temperature data for Fairfield 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 Fairfield

In Fairfield in February, the precipitation amount is 106 mm (4.2 in) spread over a duration of 11 days.

February Precipitation Trends in Fairfield

The chart displays monthly precipitation patterns in Fairfield, 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 Fairfield, February typically receives around 106 mm (4.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec921061351171381148988691089992
Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.
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February Humidity in Fairfield

In Fairfield in February, humidity is 82%. With an average temperature of 3°C (37°F), this humidity feels like an uncomfortable chill that wraps around you, making outdoor activities less enjoyable and prompting a constant search for warmth.

February Average Humidity in Fairfield

This chart illustrates the average monthly humidity levels in Fairfield, 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 Fairfield is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%84%83%80%83%82%83%79%79%88%87%
Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in Fairfield

In Fairfield 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 Fairfield.

Maximum UV Index Levels in Fairfield for February

The chart shows the monthly maximum UV Index (UVI) for Fairfield 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 Fairfield typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579111110109753
Data source: Fairfield 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 Fairfield Compares to Other Months

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

This table compares monthly weather conditions in Fairfield, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)92 mm (3.6 inches)84%moderate
February Weather3°C (37°F)106 mm (4.2 inches)82%moderate
March Weather9°C (48°F)135 mm (5.3 inches)84%high
April Weather13°C (56°F)116 mm (4.6 inches)83%very high
May Weather20°C (69°F)138 mm (5.4 inches)80%extreme
June Weather25°C (77°F)114 mm (4.5 inches)83%extreme
July Weather27°C (80°F)88 mm (3.5 inches)82%very high
August Weather25°C (77°F)88 mm (3.5 inches)82%very high
September Weather23°C (73°F)69 mm (2.7 inches)79%very high
October Weather16°C (61°F)107 mm (4.2 inches)79%high
November Weather7°C (45°F)99 mm (3.9 inches)88%moderate
December Weather4°C (40°F)92 mm (3.6 inches)87%moderate

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