nomadseason

March Weather in Fairfield, United States

Last updated: June 24, 2025

In March, the average temperature in Fairfield, United States is a pleasant 17°C (62°F). However, be prepared for a wide range of conditions, with minimum temperatures dropping to -5°C (24°F) and highs reaching up to 30°C (86°F). Visitors can expect about 105 mm (4.1 in) of precipitation spread over 11 days, contributing to the area's average humidity of 78%.

March Temperature in Fairfield

In March, in Fairfield, the average temperature is 17°C (62°F). Maximum temperatures can reach as high as 30°C (86°F), while minimums can drop to as low as -5°C (24°F). It's advisable to pack layers and be prepared for varying weather conditions while traveling.

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

The chart illustrates March 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, March typically has an average temperature of 17°C (62°F), with highs reaching up to 30°C (86°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec505262667582868681705954
Data source: Temperature data for Fairfield generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Fairfield

In Fairfield in March, the precipitation amount is 105 mm (4.1 in) over the course of 11 days.

March Precipitation Trends in Fairfield

The chart displays monthly precipitation patterns in Fairfield, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Fairfield, March typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec841131051171718266861001176992
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

March Humidity in Fairfield

In Fairfield in March, humidity is 78%. With an average temperature of 17°C (62°F), this humidity feels like a warm, enveloping blanket, making travel feel a bit sticky and heavy but also refreshing, as long as you're prepared with light clothing and plenty of water.

March Average Humidity in Fairfield

This chart illustrates the average monthly humidity levels in Fairfield, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Fairfield is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%80%78%79%81%77%71%67%69%73%82%87%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Fairfield

In Fairfield in March, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Fairfield.

Maximum UV Index Levels in Fairfield for March

The chart shows the monthly maximum UV Index (UVI) for Fairfield in March, 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 March, the maximum UV index in Fairfield typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478111111121110864
Data source: Fairfield March 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 March 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 March’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 March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)84 mm (3.3 inches)79%moderate
February Weather11°C (52°F)113 mm (4.5 inches)80%high
March Weather17°C (62°F)105 mm (4.1 inches)78%very high
April Weather19°C (67°F)117 mm (4.6 inches)79%extreme
May Weather24°C (75°F)171 mm (6.7 inches)81%extreme
June Weather28°C (82°F)82 mm (3.2 inches)77%extreme
July Weather30°C (86°F)65 mm (2.6 inches)71%extreme
August Weather30°C (86°F)86 mm (3.4 inches)67%extreme
September Weather27°C (81°F)100 mm (4.0 inches)69%very high
October Weather21°C (70°F)117 mm (4.6 inches)73%very high
November Weather15°C (59°F)69 mm (2.7 inches)82%high
December Weather12°C (54°F)92 mm (3.6 inches)87%moderate

Compare Fairfield's Climate with Cities Worldwide