Delta climate

Delta Weather in October

NOAA 1991-2020 normals for Conowingo Dam, 15.2 km from Delta

Average highs run from 73°F on October 1 to 61°F on October 31, and lows from 55°F to 41°F. Normal precipitation for the month is 4.50 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 Delta, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
67°F
Average low
48°F
Precipitation
4.50 in
Snowfall
0.3 in
Record high
94°FOct 9, 2007
Record low
20°FOct 26, 1987
Chance of a freeze
24%
Daylight
11 h 46 min to 10 h 31 min
Cloud cover
54%
Humidity
77%
Dew point
48°F
Wind
7.8 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 173°F55°F90°F 200737°F 199129%0%
Oct 273°F54°F92°F 200737°F 198729%0%
Oct 372°F54°F89°F 201932°F 197429%0%
Oct 472°F53°F89°F 199131°F 197429%0%
Oct 571°F53°F89°F 195934°F 197429%0%
Oct 671°F52°F90°F 199731°F 196529%0%
Oct 771°F52°F86°F 193932°F 199129%0%
Oct 870°F52°F90°F 200730°F 196429%0%
Oct 970°F51°F94°F 200729°F 198829%0%
Oct 1069°F51°F89°F 193930°F 198929%0%
Oct 1169°F50°F84°F 195431°F 195628%0%
Oct 1269°F50°F88°F 196229°F 196428%0%
Oct 1368°F49°F86°F 195427°F 198828%0%
Oct 1468°F49°F86°F 197523°F 198828%0%
Oct 1567°F48°F86°F 199029°F 200628%0%
Oct 1667°F48°F86°F 199030°F 193728%0%
Oct 1766°F47°F83°F 193828°F 193728%0%
Oct 1866°F47°F80°F 200729°F 197728%0%
Oct 1966°F47°F81°F 200725°F 197628%0%
Oct 2065°F46°F80°F 196925°F 197427%0%
Oct 2165°F46°F82°F 196328°F 197427%0%
Oct 2264°F45°F84°F 197924°F 197427%0%
Oct 2364°F45°F81°F 197829°F 197427%0%
Oct 2464°F44°F78°F 200723°F 196927%0%
Oct 2563°F44°F80°F 200129°F 196227%0%
Oct 2663°F43°F79°F 198420°F 198727%1%
Oct 2763°F43°F84°F 198422°F 193627%1%
Oct 2862°F43°F85°F 198420°F 193627%1%
Oct 2962°F42°F81°F 202325°F 197627%1%
Oct 3061°F42°F78°F 196125°F 196527%1%
Oct 3161°F41°F76°F 195024°F 198826%1%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Delta, 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 7:02 AM, sunset 6:48 PM
October 31
sunrise 7:33 AM, sunset 6:04 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00182060 (Conowingo Dam), public domain. Records: NOAA GHCN-Daily, station USC00182060, 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.