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July Weather in Marengo, United States

Last updated: June 24, 2025

In July, the average temperature in Marengo, United States hovers around 24°C (75°F), making it a pleasant time of year. Expect a range from a minimum of 12°C (54°F) to a maximum of 34°C (93°F). While you soak in the weather, be prepared for about 92 mm (3.6 in) of precipitation scattered over 12 days. The air will be quite humid, with an average humidity level of 78%, creating a tropical feel.

July Temperature in Marengo

In July in Marengo, the average temperature is 24°C (75°F). Maximum temperatures can reach 34°C (93°F), while the minimum can drop to as low as 12°C (54°F). It's a great time to explore and enjoy outdoor activities in Marengo.

July Weather in Marengo: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Marengo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marengo, July typically has an average temperature of 24°C (75°F), with highs reaching up to 34°C (93°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec232538476071757266533731
Data source: Temperature data for Marengo 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.

July Precipitation in Marengo

In Marengo in July, the precipitation amount is 92 mm (3.6 in) over the course of 12 days.

July Precipitation Trends in Marengo

The chart displays monthly precipitation patterns in Marengo, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Marengo, July typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec6159721121621199292991215153
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Marengo

In Marengo in July humidity is 78%. With an average temperature of 24°C (75°F), this humidity feels like a warm blanket wrapping around you, making travel sticky and heavy but also inviting, as long as you're prepared with plenty of water and light clothing.

July Average Humidity in Marengo

This chart illustrates the average monthly humidity levels in Marengo, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Marengo is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Marengo

In Marengo in July, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Marengo.

Maximum UV Index Levels in Marengo for July

The chart shows the monthly maximum UV Index (UVI) for Marengo in July, 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 July, the maximum UV index in Marengo typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098532
Data source: Marengo July 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 July Weather in Marengo Compares to Other Months

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

This table compares monthly weather conditions in Marengo, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)61 mm (2.4 inches)85%moderate
February Weather-4°C (26°F)59 mm (2.3 inches)85%moderate
March Weather3°C (38°F)72 mm (2.8 inches)85%high
April Weather8°C (47°F)112 mm (4.4 inches)85%very high
May Weather15°C (60°F)162 mm (6.4 inches)78%very high
June Weather21°C (71°F)119 mm (4.7 inches)80%very high
July Weather24°C (75°F)92 mm (3.6 inches)78%very high
August Weather22°C (72°F)92 mm (3.6 inches)76%very high
September Weather19°C (67°F)99 mm (3.9 inches)79%very high
October Weather11°C (53°F)121 mm (4.8 inches)83%moderate
November Weather3°C (38°F)51 mm (2.0 inches)88%moderate
December Weather0°C (32°F)53 mm (2.1 inches)81%low

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