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July Weather in Sycamore, United States

Last updated: June 24, 2025

The average temperature in Sycamore, United States during July is a warm 28°C (83°F). Expect minimum temperatures around 20°C (69°F) and soaring highs of 39°C (102°F). Be prepared for some rain, as the region experiences 114 mm (4.5 in) of precipitation over 18 days. With an average humidity of 80%, it’s safe to say that summer feels sultry and vibrant here!

July Temperature in Sycamore

In July in Sycamore, the average temperature is 28°C (83°F). Maximums can reach 39°C (102°F), while minimums can drop to as low as 20°C (69°F). This makes Sycamore an ideal destination for travelers seeking warm weather and plenty of sunshine.

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

The chart illustrates July temperature patterns in Sycamore, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sycamore, July typically has an average temperature of 28°C (83°F), with highs reaching up to 39°C (102°F) and lows dropping to around 20°C (69°F).
JanFebMarAprMayJunJulAugSepOctNovDec525762677580838280725854
Data source: Temperature data for Sycamore 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 Sycamore

In Sycamore in July, the precipitation amount is 114 mm (4.5 in) over the course of 18 days.

July Precipitation Trends in Sycamore

The chart displays monthly precipitation patterns in Sycamore, 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 Sycamore, July typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec791158610481951141081159056119
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Sycamore

In Sycamore in July, humidity is 80%. With an average temperature of 28°C (83°F), this humidity feels like a thick blanket enveloping you, making travel feel sluggish and sticky, as every movement generates a sheen of perspiration that clings to your skin.

July Average Humidity in Sycamore

This chart illustrates the average monthly humidity levels in Sycamore, 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 Sycamore is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%80%76%73%74%80%79%83%77%84%88%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Sycamore

In Sycamore in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Sycamore.

Maximum UV Index Levels in Sycamore for July

The chart shows the monthly maximum UV Index (UVI) for Sycamore 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 Sycamore typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589101111111110864
Data source: Sycamore 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 Sycamore Compares to Other Months

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

This table compares monthly weather conditions in Sycamore, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)79 mm (3.1 inches)85%moderate
February Weather14°C (58°F)115 mm (4.5 inches)82%very high
March Weather17°C (62°F)86 mm (3.4 inches)80%very high
April Weather19°C (67°F)104 mm (4.1 inches)76%very high
May Weather24°C (76°F)81 mm (3.2 inches)73%extreme
June Weather27°C (81°F)95 mm (3.8 inches)74%extreme
July Weather28°C (83°F)114 mm (4.5 inches)80%extreme
August Weather28°C (83°F)108 mm (4.2 inches)79%extreme
September Weather26°C (80°F)114 mm (4.5 inches)83%very high
October Weather22°C (72°F)90 mm (3.5 inches)77%very high
November Weather15°C (58°F)56 mm (2.2 inches)84%high
December Weather12°C (54°F)119 mm (4.7 inches)88%moderate

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