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August Weather in Saint David, United States

Last updated: June 24, 2025

In Saint David, United States, the average temperature in August is a pleasant 27°C (81°F). Expect a minimum of 17°C (63°F) and the possibility of reaching a maximum of 40°C (104°F). During this time, you can anticipate 52 mm (2.0 in) of precipitation spread over about 10 days, with an average humidity level of 60%.

August Temperature in Saint David

In August in Saint David, the average temperature is 27°C (81°F). Maximums can reach 40°C (104°F), while minimums can be as low as 17°C (63°F). Pack light clothing and stay hydrated to enjoy your travels in this warm destination!

August Weather in Saint David: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Saint David, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint David, August typically has an average temperature of 27°C (81°F), with highs reaching up to 40°C (104°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec464956657282828176665748
Data source: Temperature data for Saint David 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.

August Precipitation in Saint David

In Saint David in August, the precipitation amount is 52 mm (2.0 in) over the course of 10 days.

August Precipitation Trends in Saint David

The chart displays monthly precipitation patterns in Saint David, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Saint David, August typically receives around 52 mm (2.0 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec243217438655231132327
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Saint David

In Saint David in August, humidity is 60%. With an average temperature of 27°C (81°F), this humidity feels like a warm, enveloping blanket, making outdoor activities slightly muggy but still enjoyable for travel, requiring regular breaks in shaded areas to stay comfortable.

August Average Humidity in Saint David

This chart illustrates the average monthly humidity levels in Saint David, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Saint David is approximately 60%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%71%60%43%32%28%38%60%72%66%74%81%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Saint David

In Saint David in August, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Saint David.

Maximum UV Index Levels in Saint David for August

The chart shows the monthly maximum UV Index (UVI) for Saint David in August, 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 August, the maximum UV index in Saint David typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec5710121213121211965
Data source: Saint David August 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 August Weather in Saint David Compares to Other Months

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

This table compares monthly weather conditions in Saint David, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)24 mm (0.9 inches)74%moderate
February Weather10°C (49°F)32 mm (1.2 inches)71%high
March Weather13°C (57°F)17 mm (0.7 inches)60%very high
April Weather18°C (65°F)3 mm (0.1 inches)43%extreme
May Weather22°C (73°F)3 mm (0.1 inches)32%extreme
June Weather28°C (83°F)8 mm (0.3 inches)28%extreme
July Weather28°C (82°F)65 mm (2.6 inches)38%extreme
August Weather27°C (81°F)52 mm (2.0 inches)60%extreme
September Weather25°C (76°F)31 mm (1.2 inches)72%extreme
October Weather19°C (67°F)13 mm (0.5 inches)66%very high
November Weather14°C (57°F)23 mm (0.9 inches)74%high
December Weather9°C (48°F)27 mm (1.1 inches)81%moderate

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