Derby climate

Derby Weather in October

NOAA 1991-2020 normals for Ansonia 1 Ne, 3.1 km from Derby

Average highs run from 68°F on October 1 to 59°F on October 31, and lows from 47°F to 37°F. Normal precipitation for the month is 5.00 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 Derby, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
63°F
Average low
41°F
Precipitation
5.00 in
Snowfall
0.1 in
Record high
84°FOct 11, 2011
Record low
23°FOct 19, 2015
Chance of a freeze
88%
Daylight
11 h 45 min to 10 h 26 min
Cloud cover
57%
Humidity
77%
Dew point
45°F
Wind
4.9 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 168°F47°F76°F 201141°F 201728%0%
Oct 268°F46°F76°F 201339°F 201728%0%
Oct 367°F46°F79°F 201339°F 201728%0%
Oct 467°F45°F76°F 201343°F 201728%0%
Oct 567°F45°F83°F 201342°F 201728%0%
Oct 666°F45°F81°F 201735°F 201128%0%
Oct 766°F44°F80°F 201735°F 201128%0%
Oct 866°F44°F77°F 201735°F 201127%0%
Oct 965°F43°F79°F 201138°F 201227%0%
Oct 1065°F43°F82°F 201140°F 201427%0%
Oct 1165°F43°F84°F 201134°F 201627%0%
Oct 1264°F42°F74°F 201733°F 201627%0%
Oct 1364°F42°F76°F 201527°F 201227%0%
Oct 1464°F42°F71°F 201526°F 201227%0%
Oct 1564°F41°F75°F 201433°F 201627%0%
Oct 1663°F41°F76°F 201429°F 201527%0%
Oct 1763°F41°F70°F 201433°F 201227%0%
Oct 1863°F40°F78°F 201630°F 201527%0%
Oct 1962°F40°F80°F 201623°F 201527%0%
Oct 2062°F40°F83°F 201631°F 201426%0%
Oct 2162°F39°F73°F 201235°F 201326%0%
Oct 2262°F39°F78°F 201734°F 201326%0%
Oct 2361°F39°F79°F 201735°F 201326%1%
Oct 2461°F39°F76°F 201734°F 201326%1%
Oct 2561°F38°F72°F 201730°F 201326%1%
Oct 2660°F38°F73°F 201732°F 201626%1%
Oct 2760°F38°F64°F 201528°F 201426%1%
Oct 2860°F38°F70°F 201428°F 201326%1%
Oct 2959°F37°F72°F 201429°F 201326%1%
Oct 3059°F37°F68°F 201529°F 201326%1%
Oct 3159°F37°F74°F 201625°F 201126%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Derby, 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 (EDT).

October 1
sunrise 6:49 AM, sunset 6:34 PM
October 31
sunrise 7:23 AM, sunset 5:49 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00060128 (Ansonia 1 Ne), public domain. Records: NOAA GHCN-Daily, station USC00060128, 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.