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October Weather in Holtville, United States

Last updated: June 24, 2025

In October, the average temperature in Holtville, United States hovers around 20°C (69°F). Expect a range of temperatures from a cool 2°C (36°F) to a sweltering 36°C (98°F). During this month, you can anticipate about 119 mm (4.7 in) of precipitation, spread over approximately 8 days, with an average humidity of 73%.

October Temperature in Holtville

In October in Holtville, the average temperature is 20°C (69°F). Maximum temperatures can reach 36°C (98°F), while minimums can drop as low as 2°C (36°F). This range makes it essential for travelers to pack both light clothing for the warm days and warmer layers for the cooler evenings.

October Weather in Holtville: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Holtville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Holtville, October typically has an average temperature of 20°C (69°F), with highs reaching up to 36°C (98°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec485459647378818077695551
Data source: Temperature data for Holtville 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.

October Precipitation in Holtville

In Holtville in October, the precipitation amount is 119 mm (4.7 in) over a span of 8 days.

October Precipitation Trends in Holtville

The chart displays monthly precipitation patterns in Holtville, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Holtville, October typically receives around 119 mm (4.7 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec1221471291371281461161119311982148
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Holtville

In Holtville in October humidity is 73%. With an average temperature of 20°C (69°F), this humidity feels like a warm embrace, making travel slightly sticky but ultimately comfortable as long as you stay hydrated and take breaks in the shade.

October Average Humidity in Holtville

This chart illustrates the average monthly humidity levels in Holtville, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Holtville is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%84%82%82%81%77%77%72%73%73%85%88%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Holtville

In Holtville in October, 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 Holtville.

Maximum UV Index Levels in Holtville for October

The chart shows the monthly maximum UV Index (UVI) for Holtville in October, 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 October, the maximum UV index in Holtville typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47810111111119864
Data source: Holtville October 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 October Weather in Holtville Compares to Other Months

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

This table compares monthly weather conditions in Holtville, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (48°F)122 mm (4.8 inches)85%moderate
February Weather12°C (54°F)147 mm (5.8 inches)84%high
March Weather15°C (60°F)129 mm (5.1 inches)82%very high
April Weather18°C (65°F)137 mm (5.4 inches)82%very high
May Weather23°C (73°F)128 mm (5.0 inches)81%extreme
June Weather26°C (78°F)146 mm (5.7 inches)77%extreme
July Weather27°C (81°F)116 mm (4.6 inches)77%extreme
August Weather27°C (81°F)111 mm (4.4 inches)72%extreme
September Weather25°C (78°F)93 mm (3.6 inches)73%very high
October Weather20°C (69°F)119 mm (4.7 inches)73%very high
November Weather13°C (55°F)82 mm (3.2 inches)85%high
December Weather11°C (51°F)148 mm (5.8 inches)88%moderate

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