United StatesThe weather in August in Saint Peters
It's warm in August in Saint Peters with an average temperature of 28°C. Temperatures this month range from a low of 26°C to a high of 30°C. At night, you can expect temperatures between 17°C and 20°C.
Looking for sun? August isn’t a good month to be in Saint Peters. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in August for Saint Peters, Pennsylvania. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 35°C in 2016, Saint Peters reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 16°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 10°C to a highest value of 25°C.
Rainfall amount
In August, there is an average of 220 mm of precipitation, spread over 20 days. The wind speed is around 3 Bft, mostly coming from the Southwest.
Daily weather in August for Saint Peters
Click on any day in August to get detailed info about the usual weather on that day in Saint Peters. Check out the historical temperatures and precipitation over the past 10 years on this day.
August weather comparison
| Saint Peters | New York | |
|---|---|---|
| Average temperature | 28°C | 30°C |
| Max. temperature | 30°C | 31°C |
| Min. temperature | 17°C | -5°C |
| Total precipitation | 220 mm | 79 mm |
| Rainy days | 20 days | 13 days |
Start of August
The month of August starts in Saint Peters with hot temps, averaging around 29°C during the day and nights around 19°C.
Mid August
By mid-August, daytime temps stay steady at around 29°C, with nights around 20°C. There’s a high chance of precipitation during this time.
End of August
By the end of August, the average daytime temperature in Saint Peters is around 28°C, while nighttime temps are about 18°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
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UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of Saint Peters for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in August in Saint Peters, Pennsylvania. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in August in Saint Peters
Temperature in August in Saint Peters over the years
Precipitation charts
These charts show the average amount of precipitation in August in Saint Peters, Pennsylvania. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in August in Saint Peters
Total precipitation in August in Saint Peters over the years
Daily UV index in August in Saint Peters
This chart shows the average daily UV index in August in Saint Peters, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in August in Saint Peters
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Average weather in Saint Peters by month
Click on a month below to see detailed weather info for Saint Peters. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.