Riley climate

Riley Weather in October

NOAA 1991-2020 normals for Manhattan, 24.3 km from Riley

Average highs run from 76°F on October 1 to 62°F on October 31, and lows from 51°F to 38°F. Normal precipitation for the month is 2.50 in over about 8 wet days.

October day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Riley, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
69°F
Average low
44°F
Precipitation
2.50 in
Record high
99°FOct 5, 2024
Record low
17°FOct 31, 2019
Chance of a freeze
87%
Days of 90°F or more
1.0
Daylight
11 h 46 min to 10 h 33 min
Cloud cover
50%
Humidity
66%
Dew point
42°F
Wind
11.2 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Oct 176°F51°F95°F 200632°F 200328%0%
Oct 275°F50°F95°F 196327°F 200427%0%
Oct 375°F50°F98°F 202433°F 199927%0%
Oct 475°F49°F94°F 196327°F 199927%0%
Oct 574°F49°F99°F 202431°F 196427%0%
Oct 674°F49°F94°F 196327°F 196427%0%
Oct 773°F48°F93°F 202024°F 200027%0%
Oct 873°F48°F90°F 201021°F 200027%0%
Oct 972°F47°F94°F 202120°F 200027%0%
Oct 1072°F47°F95°F 196324°F 200027%0%
Oct 1172°F46°F93°F 202430°F 201927%0%
Oct 1271°F46°F90°F 202426°F 201926%0%
Oct 1371°F45°F89°F 196227°F 200626%0%
Oct 1470°F45°F89°F 196226°F 200626%0%
Oct 1570°F45°F89°F 199927°F 202426%0%
Oct 1669°F44°F88°F 201624°F 201826%0%
Oct 1769°F44°F90°F 201627°F 199926%0%
Oct 1868°F43°F87°F 200522°F 202226%0%
Oct 1968°F43°F88°F 200319°F 202225%0%
Oct 2067°F42°F90°F 200322°F 201125%0%
Oct 2167°F42°F90°F 202228°F 201125%0%
Oct 2266°F41°F86°F 202226°F 200625%0%
Oct 2366°F41°F89°F 201221°F 200625%1%
Oct 2465°F41°F93°F 202421°F 199925%1%
Oct 2565°F40°F88°F 201425°F 200525%1%
Oct 2665°F40°F89°F 201424°F 200125%1%
Oct 2764°F39°F86°F 199920°F 199725%1%
Oct 2864°F39°F87°F 202421°F 200825%1%
Oct 2963°F39°F85°F 201623°F 201725%1%
Oct 3063°F38°F81°F 202422°F 202325%1%
Oct 3162°F38°F82°F 201617°F 201924%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Riley, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

October 1
sunrise 7:24 AM, sunset 7:10 PM
October 31
sunrise 7:54 AM, sunset 6:27 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00144972 (Manhattan), public domain. Records: NOAA GHCN-Daily, station USW00003936, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.