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March Weather in Clear Lake, United States

Last updated: June 24, 2025

In March, the average temperature in Clear Lake, United States hovers around 0°C (32°F), with a possible minimum of -26°C (-15°F) and a comfortable maximum of 20°C (68°F). Expect about 56 mm (2.2 in) of precipitation spread over 8 days, contributing to a relatively high average humidity of 86%. Make sure to prepare for varying conditions if you're planning a visit!

March Temperature in Clear Lake

In March in Clear Lake, the average temperature is 0°C (32°F). The maximum can reach 20°C (68°F) and the minimum can be as low as -26°C (-15°F). Be sure to pack for a wide range of temperatures if you plan to travel during this time.

March Weather in Clear Lake: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Clear Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Clear Lake, March typically has an average temperature of 0°C (32°F), with highs reaching up to 20°C (68°F) and lows dropping to around -26°C (-15°F).
JanFebMarAprMayJunJulAugSepOctNovDec151632425769726962473222
Data source: Temperature data for Clear Lake 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.

March Precipitation in Clear Lake

In Clear Lake in March, the precipitation amount is 56 mm (2.2 in) over the course of 8 days.

March Precipitation Trends in Clear Lake

The chart displays monthly precipitation patterns in Clear Lake, 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 Clear Lake, March typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec283956901351101051251021014160
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Clear Lake

In Clear Lake in March humidity is 86%. With an average temperature of 0°C (32°F), this humidity feels like a biting chill that seeps into your bones, making travel feel uncomfortable and damp, as the cold air combines with the moisture to create a brisk sensation that may deter outdoor exploration.

March Average Humidity in Clear Lake

This chart illustrates the average monthly humidity levels in Clear Lake, 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 Clear Lake is approximately 86%, 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 March generated using information from the Copernicus Climate Change Service.

March UV Index in Clear Lake

In Clear Lake in March, 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 Clear Lake.

Maximum UV Index Levels in Clear Lake for March

The chart shows the monthly maximum UV Index (UVI) for Clear Lake 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 Clear Lake typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: Clear Lake 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 Clear Lake Compares to Other Months

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

This table compares monthly weather conditions in Clear Lake, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)28 mm (1.1 inches)88%low
February Weather-9°C (16°F)39 mm (1.5 inches)89%moderate
March Weather0°C (32°F)56 mm (2.2 inches)86%moderate
April Weather6°C (42°F)90 mm (3.5 inches)85%high
May Weather14°C (58°F)135 mm (5.3 inches)79%very high
June Weather21°C (69°F)110 mm (4.3 inches)80%very high
July Weather22°C (73°F)105 mm (4.1 inches)80%very high
August Weather20°C (69°F)125 mm (4.9 inches)78%very high
September Weather17°C (63°F)102 mm (4.0 inches)80%high
October Weather8°C (47°F)101 mm (4.0 inches)84%moderate
November Weather0°C (32°F)41 mm (1.6 inches)89%moderate
December Weather-6°C (22°F)60 mm (2.3 inches)85%low

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