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March Weather in The Dalles, United States

Last updated: June 24, 2025

In March, the average temperature in The Dalles, United States hovers at 5°C (41°F). Be prepared for a range of temperatures, with minimums dipping to -15°C (6°F) and maximums reaching 19°C (66°F). Expect to encounter around 75 mm (3.0 in) of precipitation over approximately 13 days, coupled with an average humidity of 86%, creating a chilly, damp environment.

March Temperature in The Dalles

In March in The Dalles, the average temperature is 5°C (41°F). Maximums can reach 19°C (66°F), while minimums can drop as low as -15°C (6°F). Travelers should be prepared for a wide range of temperatures and dress accordingly.

March Weather in The Dalles: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in The Dalles, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In The Dalles, March typically has an average temperature of 5°C (41°F), with highs reaching up to 19°C (66°F) and lows dropping to around -15°C (6°F).
JanFebMarAprMayJunJulAugSepOctNovDec343541485664717163504135
Data source: Temperature data for The Dalles 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 The Dalles

In The Dalles in March, the precipitation amount is 75 mm (3.0 in) over the course of 13 days.

March Precipitation Trends in The Dalles

The chart displays monthly precipitation patterns in The Dalles, 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 The Dalles, March typically receives around 75 mm (3.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec1121237569312224345893118
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in The Dalles

In The Dalles in March humidity is 86%. With an average temperature of 5°C (41°F), this humidity feels like a heavy, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite challenging due to the chill combined with the stickiness in the air.

March Average Humidity in The Dalles

This chart illustrates the average monthly humidity levels in The Dalles, 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 The Dalles is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%87%86%85%80%82%79%63%59%78%88%88%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in The Dalles

In The Dalles in March, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in The Dalles, you can refer to this Hourly UV Index in The Dalles.

Maximum UV Index Levels in The Dalles for March

The chart shows the monthly maximum UV Index (UVI) for The Dalles 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 The Dalles typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101098532
Data source: The Dalles 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 The Dalles Compares to Other Months

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

This table compares monthly weather conditions in The Dalles, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)112 mm (4.4 inches)86%low
February Weather2°C (35°F)123 mm (4.8 inches)87%moderate
March Weather5°C (41°F)75 mm (3.0 inches)86%high
April Weather9°C (48°F)69 mm (2.7 inches)85%high
May Weather14°C (57°F)31 mm (1.2 inches)80%very high
June Weather18°C (64°F)22 mm (0.9 inches)82%very high
July Weather22°C (71°F)2 mm (0.1 inches)78%very high
August Weather22°C (72°F)4 mm (0.2 inches)62%very high
September Weather17°C (63°F)34 mm (1.4 inches)59%very high
October Weather10°C (50°F)58 mm (2.3 inches)78%moderate
November Weather5°C (41°F)93 mm (3.6 inches)88%moderate
December Weather1°C (35°F)118 mm (4.6 inches)88%low

Compare The Dalles's Climate with Cities Worldwide