Home / Hope / 21 August 2018

Hope

United States · 21 August 2018

← 20 August 201822 August 2018 →

Average

25.5°C

low 20° · high 31.2°

Rainfall

0mm

dry day

Wind

3m/s

daily average

Humidity

65.9%

daily average

Cloud

28%

cover

Pressure

1017hPa

daily average

The temperature ranged from 20°C around 07:00 to 31.2°C around 16:00. No measurable rain was recorded during the day.

How unusual was this day?

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

High temperature

25th percentile

Low temperature

9th percentile

Rainfall

34th percentile

Wind

93th 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 27.8°C, versus 25.5°C on this specific day.

Sun & daylight

Sunrise

06:40

Sunset

19:53

Day length

13h 13m

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
00:0005:0024.826.402.2WNW691015
01:0006:0022.823.702.8WNW741015
02:0007:0022.623.502.8W761015
03:0008:002222.902.6W771015
04:0009:0021.922.602.7W771015
05:0010:0020.52102.9WSW821016
06:0011:0020.220.603W831016
07:0012:002020.402.9W851017
08:0013:0021.122.202.7W851018
09:0014:0023.825.102.8WNW751018
10:0015:0025.42603.1WNW641018
11:0016:0026.526.704NW611018
12:0017:0027.727.404.2NW541018
13:0018:0028.528.404NW521018
14:0019:0029.93004.1NW491017
15:0020:0030.830.504.1NW451017
16:0021:0031.230.803.8NNW431017
17:0022:003131.903NNW471017
18:0023:0030.331.502.9N511017
19:0000:002930.302.9NNE561017
20:0001:0027.828.902.9NNE571018
21:0002:0025.527.202NNE651018
22:0003:0024.527.301.3NNE761018
23:0004:0024.226.601.8NNW771019

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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
Hope — 33.750°, -93.500°, ERA5 grid cell center, 12.5 km from requested point
Time zone
America/Chicago
What's shown here
The hourly and daily record for 21 August 2018 specifically — not a monthly average. See the Hope 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 (2026-07-17). Historical climate data for Hope, United States (33.75°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 Hope, United States [Data set]. Derived from ERA5 (Copernicus Climate Change Service). Retrieved July 17, 2026, from https://www.pastclimate.com/
MLA
"Historical Climate Data for Hope, United States." PastClimate, derived from ERA5 (Copernicus Climate Change Service), July 17, 2026, www.pastclimate.com.
BibTeX
@misc{pastclimate,
  author = {PastClimate},
  title = {Historical climate data for Hope, United States},
  year = {2026},
  note = {Derived from ERA5 (Hersbach et al., 2023), Copernicus Climate Change Service. Accessed 2026-07-17},
  url = {https://www.pastclimate.com/}
}

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