Guildhall climate

Guildhall Weather in December

NOAA 1991-2020 normals for Lancaster, 7.8 km from Guildhall

Average highs run from 36°F on December 1 to 27°F on December 31, and lows from 19°F to 7°F. Normal precipitation for the month is 2.90 in over about 16 wet days.

December day by day

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

Normal daily high and low temperature at Guildhall, in °F, with the record for each date.-40-20020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
31°F
Average low
13°F
Precipitation
2.90 in
Snowfall
19.5 in
Record high
66°FDec 7, 1998
Record low
-25°FDec 30, 2017
Chance of a freeze
100%
Daylight
9 h 05 min to 8 h 53 min
Cloud cover
75%
Humidity
94%
Dew point
18°F
Wind
5.8 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
Dec 136°F19°F64°F 20201°F 200750%31%
Dec 236°F19°F55°F 1996-1°F 200250%32%
Dec 335°F18°F56°F 20092°F 200050%33%
Dec 435°F18°F57°F 1998-8°F 200250%34%
Dec 535°F18°F57°F 1999-15°F 202551%34%
Dec 634°F17°F62°F 2001-7°F 202551%35%
Dec 734°F17°F66°F 1998-6°F 200251%36%
Dec 834°F16°F46°F 2022-15°F 202551%36%
Dec 933°F16°F50°F 2019-21°F 202551%37%
Dec 1033°F15°F55°F 2008-16°F 200251%37%
Dec 1133°F15°F59°F 2021-7°F 201851%38%
Dec 1232°F15°F52°F 2010-8°F 201851%38%
Dec 1332°F14°F53°F 2010-16°F 200552%39%
Dec 1432°F14°F55°F 2019-20°F 200552%39%
Dec 1531°F13°F56°F 2008-16°F 201752%39%
Dec 1631°F13°F59°F 2021-16°F 201352%40%
Dec 1731°F13°F62°F 2000-24°F 201352%40%
Dec 1830°F12°F61°F 2023-19°F 200752%40%
Dec 1930°F12°F56°F 2025-19°F 200952%41%
Dec 2030°F11°F43°F 2002-22°F 200452%41%
Dec 2129°F11°F64°F 2018-24°F 200452%41%
Dec 2229°F11°F58°F 2018-13°F 199752%41%
Dec 2329°F10°F55°F 2004-23°F 200852%42%
Dec 2429°F10°F62°F 2015-11°F 200052%42%
Dec 2528°F9°F59°F 2020-10°F 199951%42%
Dec 2628°F9°F45°F 2015-13°F 202551%42%
Dec 2728°F9°F48°F 2016-20°F 201751%42%
Dec 2828°F8°F56°F 2008-16°F 201751%42%
Dec 2927°F8°F52°F 2024-21°F 201751%42%
Dec 3027°F8°F53°F 2022-25°F 201751%43%
Dec 3127°F7°F48°F 2004-22°F 201751%43%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Guildhall, in percent, and of at least 0.1 inch of snowfall.02040601102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EST).

December 1
sunrise 7:03 AM, sunset 4:08 PM
December 31
sunrise 7:23 AM, sunset 4:16 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00274556 (Lancaster), public domain. Records: NOAA GHCN-Daily, station USW00054728, 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.