Guilford climate

Guilford Weather in January

NOAA 1991-2020 normals for Chambersburg 1 Ese, 4 km from Guilford

Average highs run from 38°F on January 1 to 38°F on January 31, and lows from 24°F to 23°F. Normal precipitation for the month is 3.21 in over about 10 wet days.

January day by day

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

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

January at a glance

Average high
37°F
Average low
23°F
Precipitation
3.21 in
Snowfall
10.0 in
Record high
69°FJan 29, 2002
Record low
-18°FJan 19, 1994
Chance of a freeze
100%
Daylight
9 h 24 min to 10 h 09 min
Cloud cover
70%
Humidity
87%
Dew point
23°F
Wind
7.6 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
Jan 138°F24°F61°F 20053°F 197730%11%
Jan 238°F24°F63°F 2000-2°F 196830%11%
Jan 338°F24°F66°F 2004-1°F 197930%11%
Jan 438°F24°F65°F 19970°F 198130%11%
Jan 538°F24°F64°F 1998-2°F 196830%12%
Jan 638°F24°F65°F 20071°F 198830%12%
Jan 738°F24°F67°F 20085°F 198830%12%
Jan 837°F23°F66°F 2008-6°F 197030%12%
Jan 937°F23°F62°F 2006-6°F 197030%12%
Jan 1037°F23°F60°F 1998-6°F 198230%13%
Jan 1137°F23°F64°F 1975-7°F 198230%13%
Jan 1237°F23°F62°F 1975-4°F 196830%13%
Jan 1337°F23°F65°F 19951°F 197730%13%
Jan 1437°F23°F65°F 19956°F 198830%13%
Jan 1537°F23°F64°F 1995-1°F 199430%13%
Jan 1637°F23°F58°F 1995-7°F 197230%14%
Jan 1737°F23°F63°F 1990-16°F 198231%14%
Jan 1837°F23°F67°F 1973-8°F 198231%14%
Jan 1937°F22°F63°F 1973-18°F 199431%14%
Jan 2037°F22°F58°F 2006-9°F 198531%14%
Jan 2137°F22°F57°F 2006-16°F 198531%14%
Jan 2237°F22°F55°F 1986-5°F 197031%14%
Jan 2337°F22°F59°F 1999-2°F 197031%14%
Jan 2437°F22°F59°F 19993°F 198731%14%
Jan 2537°F22°F57°F 20101°F 198731%14%
Jan 2637°F22°F56°F 19734°F 198231%14%
Jan 2738°F22°F66°F 20025°F 198731%14%
Jan 2838°F22°F65°F 20020°F 198631%14%
Jan 2938°F23°F69°F 2002-7°F 197731%14%
Jan 3038°F23°F69°F 20028°F 198031%14%
Jan 3138°F23°F62°F 20122°F 197731%14%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Guilford, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EST).

January 1
sunrise 7:32 AM, sunset 4:56 PM
January 31
sunrise 7:20 AM, sunset 5:29 PM

Every day of January: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00361354 (Chambersburg 1 Ese), public domain. Records: NOAA GHCN-Daily, station USC00181530, 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.