Typical weather at station NAVAL AIR STATION

Station information

• Weather Bureau Army Navy (WBAN): 14855
• Country: US
• State: IL
• Latitude: 42.083
• Longitude: -87.833

High Temperatures

On average, the day with the warmest high temperature in NAVAL AIR STATION is July 18 at an average of 85.2 °F (29.5 °C).

On average, the day with the coldest high temperature in NAVAL AIR STATION is January 28 at an average of 29.3 °F (-1.5 °C).

Records

The warmest recorded high temperature in NAVAL AIR STATION was 104.0 °F (40.0 °C) on June 14 in the year 1976 at — Integrated Surface Dataset (ISD) station ID: 725306 — Weather Bureau Army Navy (WBAN): 14855 .

The coldest recorded high temperature in NAVAL AIR STATION was -11.0 °F (-23.9 °C) on January 20 in the year 1985 at — Integrated Surface Dataset (ISD) station ID: 725306 — Weather Bureau Army Navy (WBAN): 14855 .

Low Temperatures

On average, the day with the warmest low temperature in NAVAL AIR STATION is July 19 at an average of 67.0 °F (19.5 °C).

On average, the day with the coldest low temperature in NAVAL AIR STATION is January 28 at an average of 14.6 °F (-9.7 °C).

Records

The warmest recorded low temperature in NAVAL AIR STATION was 82.9 °F (28.3 °C) on July 15 in the year 1980 at — Integrated Surface Dataset (ISD) station ID: 725306 — Weather Bureau Army Navy (WBAN): 14855 .

The coldest recorded low temperature in NAVAL AIR STATION was -25.1 °F (-31.7 °C) on January 10 in the year 1982 at — Integrated Surface Dataset (ISD) station ID: 725306 — Weather Bureau Army Navy (WBAN): 14855 .

Freeze

When you are gardening in NAVAL AIR STATION, consider the chance that the weather may freeze and harm your plants. There is a greater than 5% chance of temperatures dropping below freezing in 205 of 366 days per year in NAVAL AIR STATION.

According to the USA National Weather Service:

Freeze occurs when the temperature drops to 32° Fahrenheit or lower. A freeze will result in significant damage to many unprotected plants, especially if the temperature remains at-or-below freezing for several hours.

Last freeze

In NAVAL AIR STATION during the spring season, the average last freeze date is April 22. Expect^* the last freeze date after

• May 3 in one of every two years (50%),
• May 17 in one of every ten years (10%),
• May 24 in one of every twenty years (5%),
• June 2 in one of every hundred years (1%).

First freeze

In NAVAL AIR STATION during the autumn (fall) season, the average first freeze date is October 24. Expect^* the first freeze date before

• October 17 in one of every two years (50%),
• October 2 in one of every ten years (10%),
• September 28 in one of every twenty years (5%),
• September 22 in one of every hundred years (1%).

Hard Freeze

According to the USA National Weather Service:

Hard freeze typically occurs when the temperature reaches 28° Fahrenheit or lower for at least an hour (or more). This usually means that most seasonal vegetation will be destroyed. In addition, there is a possibility of damage to unprotected outdoor plumbing/un-drained sprinkler systems etc.

Last hard freeze

In NAVAL AIR STATION during the spring season, the average last hard freeze date is April 9. Expect^* the last hard freeze date after

• April 18 in one of every two years (50%),
• May 8 in one of every ten years (10%),
• May 11 in one of every twenty years (5%),
• May 25 in one of every hundred years (1%).

First hard freeze

In NAVAL AIR STATION during the autumn (fall) season, the average first hard freeze date is November 4. Expect^* the first hard freeze date before

• October 28 in one of every two years (50%),
• October 11 in one of every ten years (10%),
• October 6 in one of every twenty years (5%),
• September 28 in one of every hundred years (1%).

Frost

Frost can happen at temperatures above freezing and damage delicate plants. According to the USA National Weather Service:

Frost occurs when there is a solid deposition of water vapor from the air. Frost will form when solid surfaces are cooled below the dew point. An air temperature range of 33°- 36° Fahrenheit (or colder), along with light winds, is usually needed to initiate frost formation. At least minor damage is possible to plants. One must keep in mind that frost is not guaranteed if the air is very dry and/or winds are roughly 8+ MPH.

Last frost

In NAVAL AIR STATION during the spring season, the average last frost date is May 2. Expect^* the last frost date after

• May 11 in one of every two years (50%),
• May 29 in one of every ten years (10%),
• June 2 in one of every twenty years (5%),
• June 11 in one of every hundred years (1%).

First frost

In NAVAL AIR STATION during the autumn (fall) season, the average frost date is October 11. Expect^* the first frost date before

• October 7 in one of every two years (50%),
• September 24 in one of every ten years (10%),
• September 22 in one of every twenty years (5%),
• September 14 in one of every hundred years (1%).

Details

If you would like to see the temperatures for specific days, you can click on the corresponding links below: