Now
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21.6°
Loading current temperature, humidity, wind, and air quality context for North Plainfield, New Jersey, United States.
Current temperature, humidity, wind, and air quality context for North Plainfield, New Jersey, United States.
Clear sky
Feels like 19°C
Humidity
37%
Relative humidity
Wind
8.1 km/h
SSW
UV
0
Low
Pressure
1020.6 hPa
Surface pressure
Now
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21.6°
11pm
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20.2°
12am
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19.2°
01am
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18.3°
02am
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17.6°
03am
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16.8°
04am
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16.2°
05am
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15.5°
06am
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15.3°
07am
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17.7°
08am
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21.3°
09am
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24.9°
10am
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27.4°
11am
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28.8°
12pm
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29.7°
01pm
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30.4°
02pm
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30.5°
03pm
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30.6°
04pm
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30.9°
05pm
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30.9°
06pm
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30.5°
07pm
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29.6°
08pm
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27.4°
09pm
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25.2°
Loading air quality context...
19°C
2° cooler than actual
37%
Comfortable
8.1 km/h
Direction: SSW
0
Low
0%
Sky coverage
0 mm
Current rainfall
North Plainfield, New Jersey, occupies a strategically important position within the broader New York metropolitan area, nestled within the Raritan River Basin. Its coordinates (40.6209, -74.4386) place it on relatively flat terrain, characteristic of the coastal plain extending inland from the Atlantic Ocean. The city’s elevation averages around 150 feet above sea level, contributing to a tendency for stagnant air conditions, particularly during periods of stable weather. Surrounded by a mix of suburban residential areas and pockets of light industrial development, North Plainfield exhibits a gradual urban–rural gradient as one moves further west. The proximity to the Raritan River, while providing a valuable water resource, can also influence local air quality through humidity and potential for fog formation, trapping pollutants. The city’s location within the heavily industrialized and densely populated New Jersey corridor means it’s susceptible to influences from regional pollution sources, including emissions from transportation corridors like Interstate 287 and nearby industrial zones concentrated further south and east. Agricultural land, primarily focused on produce and livestock, exists in the surrounding Somerset County, contributing to occasional particulate matter from farming activities, especially during harvest seasons. The prevailing winds generally flow from the southwest, carrying pollutants from larger urban centers and industrial areas towards North Plainfield, a factor significantly impacting its air quality profile. The relatively low elevation and flat topography exacerbate the effects of temperature inversions, a common occurrence in the region, which can trap pollutants near the ground.
North Plainfield’s air quality experiences a distinct seasonal cycle heavily influenced by meteorological patterns. Summer months, typically June through August, often see elevated levels of ground-level ozone due to high temperatures and intense sunlight, which drive photochemical reactions involving vehicle exhaust and industrial emissions. Stagnant air masses are common during these months, preventing pollutants from dispersing. Fall (September-November) can bring periods of improved air quality as temperatures cool, but also introduces agricultural burning in surrounding areas, contributing to particulate matter. Winter (December-February) presents a mixed picture. While cooler temperatures generally reduce ozone formation, the prevalence of temperature inversions, particularly during clear, calm nights, traps pollutants close to the ground, leading to episodes of elevated particulate matter and potentially other pollutants. Fog, common during winter mornings, further exacerbates this issue. Spring (March-May) often offers the most favorable air quality, with increasing wind speeds and rainfall helping to disperse pollutants. However, pollen levels rise significantly during spring, impacting respiratory health even if overall air quality is relatively good. Sensitive groups, including children, the elderly, and individuals with respiratory conditions like asthma, should be particularly cautious during summer afternoons and winter mornings. Outdoor activities are generally best enjoyed during the cooler, windier days of spring and fall, avoiding periods of stagnant air or high pollen counts. Monitoring local weather forecasts and air quality reports is crucial for making informed decisions about outdoor exposure.