Lawrenceville (NJ) Temperature by Month

The average annual maximum temperature in Lawrenceville, New Jersey, United States of America is 18°C (64°F), with daytime highs ranging from 4°C (39°F) in January to 30°C (86°F) in July. This page covers monthly averages, day-night differences, and how Lawrenceville compares to cities worldwide.

With significant temperature fluctuations, Lawrenceville enjoys distinct seasons year-round. Nighttime lows range from 19°C (66°F) in July to -5°C (23°F) in January.

The chart below illustrates the average maximum day and minimum night temperatures in Lawrenceville by month:

Daily lows are most common between 4 AM and 6 AM. By 3 PM temperatures reach their daily high, driven by peak solar heating. July, the warmest month of the year, receives 269 hours of sunshine.

The chart below shows the average temperature throughout the year:

Lawrenceville's average annual maximum temperature is 18°C (64°F). To put that in context, here's how it compares to a few well-known destinations:

Lisbon, Portugal averages 21°C (70°F) annually, warm summers, mild winters, and rain mainly in the cooler months.

Queenstown, New Zealand averages 10°C (50°F) annually, remember seasons are flipped, so its coldest months fall in June and July.

Seoul, South Korea averages 18°C (64°F) a year, with four clear seasons, cold winters, and hot humid summers.

Tokyo, Japan averages 21°C (70°F) a year, with hot summers, cool winters, and a well-defined cherry blossom spring.

Climate temperature data is typically calculated as a 30-year average. This smooths out year-to-year variability and gives a more reliable picture of what a place is actually like, rather than what happened in any single unusual year.

The readings come from a range of sources, land-based weather stations, ocean buoys, ships, and satellites. That data is collected by weather services around the world, then pooled, quality-checked, and averaged to produce the climate records you see here.

Global average temperatures have risen by around 1.2°C since the pre-industrial era, and the effects are visible across many regions. Winters are milder on average, with fewer frost days and less snow in many parts of the world. Heatwaves are more frequent and more intense, and Europe's summers of 2018, 2019, and 2020 all set records.

Summers are also getting drier in some areas, while winter rainfall has increased in others. This contributies to higher river levels and more flooding. In many countries, spring arrives earlier and autumn lasts longer. It has knock-on effects for wildlife, agriculture, and local ecosystems.

For more on Lawrenceville's weather, including monthly rainfall, sunshine hours, and humidity, visit our Lawrenceville climate page.