Jefferson City
Missouri, USA
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Jefferson City, MO

The scenic view of the State Capitol building in Jefferson City, Missouri, surrounded by a beautiful park, reflected in a pool of water nearby
The scenic view of the State Capitol building in Jefferson City, Missouri, surrounded by a beautiful park, reflected in a pool of water nearby
The last month of the summer, August, is another tropical month in Jefferson City, Missouri, with temperature in the range of an average high of 87.8°F (31°C) and an average low of 65.5°F (18.6°C).

Temperature

In Jefferson City, the average high-temperature in August is practically the same as in July - a still hot 87.8°F (31°C). The average low-temperature, in August, is 65.5°F (18.6°C).

Rainfall

In Jefferson City, it is raining for 8 days, with typically 4" (101.3mm) of accumulated precipitation. In Jefferson City, during the entire year, the rain falls for 109 days and collects up to 43" (1093mm) of precipitation.

Snowfall

In Jefferson City snow does not fall in May through October.

Daylight

In Jefferson City, the average length of the day is 13.6h.

Sunshine

In Jefferson City, the average sunshine is 9h.

UV index

In Jefferson City, the average daily maximum UV index in August is 9. A UV Index of 8 to 10 symbolizes a very high health vulnerability from unsafe exposure to the UV radiation for ordinary individuals.
Note: In August, the average maximum UV index of 9 translate into the following recommendations:
Take extra precautions. Protection against sun damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise.

What is the temperature in August in Jefferson City?

The average high-temperature, in August, in Jefferson City, is 87.8°F (31°C), while the average low-temperature is 65.5°F (18.6°C).

How much does it rain in Jefferson City in August?

In Jefferson City, in August, during 8 rainfall days, 4" (101.3mm) of precipitation is typically accumulated.

When it does not snow in Jefferson City?

In Jefferson City, Missouri, snow does not fall in May through October.

What is the average length of the day in August in Jefferson City?

The average length of the day in August in Jefferson City, Missouri, is 13.6h.

How long on average sun shines in August in Jefferson City?

In Jefferson City, the average sunshine in August is 9h.

How high is the UV index in August in Jefferson City?

In Jefferson City, the average daily maximum UV index in August is 9. A UV Index of 8 to 10 symbolizes a very high health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in August - Jefferson City, MO
  • Average high temperature in August: 87.8°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in August: 65.4°F

The month with the highest average low temperature is July (67.2°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

Average rainfall in August - Jefferson City, MO
  • Average rainfall in August: 4"

The wettest month (with the highest rainfall) is May (5.2").
The driest month (with the lowest rainfall) is January (1.9").

Average rainfall days in August - Jefferson City, MO
  • Average rainfall days in August: 8 days

The month with the highest number of rainy days is May (12 days).
The month with the lowest number of rainy days is January (7 days).

Average snowfall in August - Jefferson City, MO
  • Average snowfall in August: 0"

The month with the highest snowfall is January (4.8").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average daylight in August / Average sunshine in August - Jefferson City, MO
  • Average daylight in August: 13.6h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.5h).

  • Average sunshine in August: 9h

Months with most sunshine are June and July (Average sunshine: 10h).
Months with least sunshine are January, November and December (Average sunshine: 5).

Average UV index in August - Jefferson City, MO
  • Average UV index in August: 9

The month with the highest UV index is July (UV index 10).
Months with the lowest UV index are January and December (UV index 2).