Peru/Illinois Valley Rgnl

Weather station · 41.4°N 89.1°W · 198 m above sea level

ICAO KVYS

Right now14.0°C00:00 UTC · 8 h agoSource: NOAA METAR

Today so far14.0°/14.0°High at 00:00 UTC · low at 00:00 UTCSource: NOAA METAR and SYNOP

All-time record high—No history linked for this station yetSource: NOAA GHCN-Daily

All-time record low—No history linked for this station yetSource: NOAA GHCN-Daily

Where Peru/Illinois Valley Rgnl is

41.35°N 89.15°W

Daily highest and lowest air temperature at Peru/Illinois Valley Rgnl, most recent first.
Day	High	At	Low	At
2026-09-23	14.0°C	00:00 UTC	14.0°C	00:00 UTC
2026-09-22	17.0°C	21:42 UTC	14.0°C	15:42 UTC

Where each figure on this page comes from.
Figure	Source	Type
Right now, today so far	NOAA Aviation Weather Center (METAR) and NOAA NWS WMO bulletins (SYNOP)	Measured, station
All-time, monthly and on-this-day records	NOAA NCEI Global Historical Climatology Network daily (GHCN-Daily)	Measured, station
Nearby stations and distances	Computed from station positions in our own database	Calculated