Home / Willmar / 12 September 2019

Willmar

United States · 12 September 2019

← 11 September 201913 September 2019 →

Average

16.4°C

low 12.3° · high 22.9°

Rainfall

63.2mm

rain recorded

Wind

5.2m/s

daily average

Humidity

94.5%

daily average

Cloud

84%

cover

Pressure

1011hPa

daily average

The temperature ranged from 12.3°C around 05:00 to 22.9°C around 14:00. Rain was recorded across 19 hours, from around 00:00 to 23:00 (63.2mm total).

How unusual was this day?

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

High temperature

37th percentile

Low temperature

43th percentile

Rainfall

100th percentile

Wind

82th 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 18.5°C, versus 16.4°C on this specific day.

Sun & daylight

Sunrise

06:54

Sunset

19:36

Day length

12h 42m

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
00:0005:0013.69.40.426.7ENE881018
01:0006:0013.28.30.97.7ENE911018
02:0007:0013.181.588.1ENE921017
03:0008:0013.382.648.4ENE931016
04:0009:0012.77.14.468.8ENE951015
05:0010:0012.36.47.979.2ENE951014
06:0011:0012.76.212.4710.1E951012
07:0012:0013.18.613.647.4E961011
08:0013:0013.710.27.146.5ESE981011
09:0014:0014.712.33.135.6ESE1001010
10:0015:0015.914.21.625SE971010
11:0016:0017.116.50.574.3SSE991010
12:0017:0019.219.50.143.9SSE961010
13:0018:0021.823.40.213.3SSE921009
14:0019:0022.924.70.663.5S891009
15:0020:0022.425.53.581.6WSW931008
16:0021:0021.223.21.392.6WNW951007
17:0022:0018.519.70.312.4WSW971008
18:0023:0018.318.90.062.8WSW941009
19:0000:0018.318.80.062.8WSW931009
20:0001:0017.418.20.042.1SW961009
21:0002:0016.516.60.022.6SSW961009
22:0003:0015.614.70.033.5SSW951009
23:0004:001614.20.184.6WSW921009

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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
Willmar — 45.000°, -95.000°, ERA5 grid cell center, 14.0 km from requested point
Time zone
America/Chicago
What's shown here
The hourly and daily record for 12 September 2019 specifically — not a monthly average. See the Willmar 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 Willmar, United States (45.00°N, 95.00°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 Willmar, 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 Willmar, 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 Willmar, 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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