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Princeton

United States · 1 August 2024

← 31 July 20242 August 2024 →

Average

20.8°C

low 18° · high 25.5°

Rainfall

74.7mm

rain recorded

Wind

2.5m/s

daily average

Humidity

86.3%

daily average

Cloud

82%

cover

Pressure

1014hPa

daily average

The temperature ranged from 18°C around 02:00 to 25.5°C around 19:00. Rain was recorded across 16 hours, from around 00:00 to 15:00 (74.7mm total).

How unusual was this day?

Compared against the same 135 calendar days (±7 days) across the other 9 years on file.

High temperature

27th percentile

Low temperature

62th percentile

Rainfall

100th percentile

Wind

41th percentile

A percentile of 100 means this was the hottest/wettest/windiest of the comparable days on file; 50 is right in the middle. This window's average temperature was 22.2°C, versus 20.8°C on this specific day.

Sun & daylight

Sunrise

05:58

Sunset

20:41

Day length

14h 43m

Hour by hour

Temperature (line) and hourly rainfall (bars), local time — America/Chicago.

↓ Download CSV
00:0006:0012:0018:0023:00

Cumulative rainfall through the day.

00:0006:0012:0018:0023:00
Local timeUTCTemp °CFeels °CRain mmWind m/sDirHumidity %Pressure hPa
00:0005:0019.419.49.533.6W891014
01:0006:0018.519.713.431.9WNW921013
02:0007:001819.50.521.2NNE931012
03:0008:0018.218.90.162.5NNE931011
04:0009:0018.419.23.472.5N941011
05:0010:0019.3217.251.1NE881013
06:0011:0019.521.66.580.3NNE861014
07:0012:0019.120.56.731.4NNW871014
08:0013:0019.120.86.021.2NW891014
09:0014:0019.521.25.051.8NW921015
10:0015:0019.620.94.422.4NW921015
11:0016:0019.520.34.152.9NW931015
12:0017:0019.720.34.383.5NW931015
13:0018:0020.3212.463.4NW911015
14:0019:0020.721.50.393.4NW891015
15:0020:0021.922.70.133.6NW851015
16:0021:0022.923.80.043.8NNW811015
17:0022:002525.903.4NNW701015
18:0023:0025.526.403.4NW681015
19:0000:0025.526.902.8NW681015
20:0001:0024.726.602.2NW731015
21:0002:0022.624.602.1NW841015
22:0003:0021.523.202.4NW881016
23:0004:0020.321.802.5NW911016

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Data source & coverage — ERA5 reanalysis, 2016–2025 (10 years)details
Source
ERA5 reanalysis, accessed via the Copernicus Climate Change Service (C3S) Climate Data Store
Data type
Reanalysis — a physically consistent reconstruction combining a forecast model with historical observations, not a live station reading or a forecast
Coverage
2016–2025 (10 years) for United States
Location
Princeton — 45.500°, -93.500°, ERA5 grid cell center, 10.0 km from requested point
Time zone
America/Chicago
What's shown here
The hourly and daily record for 1 August 2024 specifically — not a monthly average. See the Princeton climate overview for typical conditions.
Spatial resolution
0.25° (~25 km) distributed grid — ERA5's native model resolution is finer; this is the publicly distributed regridded product
Version / refreshed
Methodology v2026.07 · data last refreshed December 31, 2025
Limitations
A model reconstruction, not a station observation — hyper-local extremes (a single storm cell, an urban heat pocket) can differ from a nearby gauge. See the full methodology.
Attribution
Generated using Copernicus Climate Change Service information

Cite this data

Plain text
PastClimate (2026-07-16). Historical climate data for Princeton, United States (45.50°N, 93.50°W), derived from ERA5 (Hersbach et al., 2023, Copernicus Climate Change Service). Retrieved from https://www.pastclimate.com/
APA
PastClimate. (2026). Historical climate data for Princeton, United States [Data set]. Derived from ERA5 (Copernicus Climate Change Service). Retrieved July 16, 2026, from https://www.pastclimate.com/
MLA
"Historical Climate Data for Princeton, United States." PastClimate, derived from ERA5 (Copernicus Climate Change Service), July 16, 2026, www.pastclimate.com.
BibTeX
@misc{pastclimate,
  author = {PastClimate},
  title = {Historical climate data for Princeton, United States},
  year = {2026},
  note = {Derived from ERA5 (Hersbach et al., 2023), Copernicus Climate Change Service. Accessed 2026-07-16},
  url = {https://www.pastclimate.com/}
}

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