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July Weather in Saint Peter, United States

Last updated: June 24, 2025

In July, the average temperature in Saint Peter, United States hovers around 23°C (74°F), making it a pleasant time to visit. Expect a cool minimum of 12°C (55°F) and a warm maximum reaching 34°C (93°F). However, don’t forget your umbrella, as precipitation can total 108 mm (4.2 in) over 11 days. With an average humidity of 78%, the weather can feel quite tropical!

July Temperature in Saint Peter

In July in Saint Peter, the average temperature is 23°C (74°F). Maximums can reach 34°C (93°F), and minimums can be as low as 12°C (55°F). This comfortable climate makes Saint Peter an ideal destination for travelers seeking pleasant weather.

July Weather in Saint Peter: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Saint Peter, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Peter, July typically has an average temperature of 23°C (74°F), with highs reaching up to 34°C (93°F) and lows dropping to around 12°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec212234445768737064513628
Data source: Temperature data for Saint Peter 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 Saint Peter

In Saint Peter in July, the precipitation amount is 108 mm (4.2 in), distributed over 11 days.

July Precipitation Trends in Saint Peter

The chart displays monthly precipitation patterns in Saint Peter, 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 Saint Peter, July typically receives around 108 mm (4.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec47475810311810410893831064446
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Saint Peter

In Saint Peter in July humidity is 78%. With an average temperature of 23°C (74°F), this humidity feels like a warm, enveloping embrace, making travel somewhat stifling and prompting frequent breaks to hydrate and seek shade.

July Average Humidity in Saint Peter

This chart illustrates the average monthly humidity levels in Saint Peter, 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 Saint Peter 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 Saint Peter

In Saint Peter 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 Saint Peter.

Maximum UV Index Levels in Saint Peter for July

The chart shows the monthly maximum UV Index (UVI) for Saint Peter 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 Saint Peter typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: Saint Peter 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 Saint Peter Compares to Other Months

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

This table compares monthly weather conditions in Saint Peter, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)47 mm (1.9 inches)85%low
February Weather-6°C (22°F)47 mm (1.9 inches)85%moderate
March Weather1°C (34°F)58 mm (2.3 inches)85%moderate
April Weather7°C (44°F)103 mm (4.1 inches)85%very high
May Weather14°C (58°F)118 mm (4.6 inches)78%very high
June Weather20°C (69°F)104 mm (4.1 inches)80%very high
July Weather23°C (74°F)108 mm (4.2 inches)78%very high
August Weather21°C (71°F)93 mm (3.7 inches)76%very high
September Weather18°C (64°F)83 mm (3.3 inches)79%high
October Weather10°C (51°F)106 mm (4.2 inches)83%moderate
November Weather2°C (36°F)44 mm (1.7 inches)88%moderate
December Weather-2°C (29°F)46 mm (1.8 inches)81%low

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