Johnstown Weather in January
Average highs run from 43°F on January 1 to 44°F on January 31, and lows from 12°F to 14°F. Normal precipitation for the month is 0.52 in over about 5 wet days.
January day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
January at a glance
- Average high
- 44°F
- Average low
- 13°F
- Precipitation
- 0.52 in
- Snowfall
- 6.0 in
- Record high
- 74°FJan 27, 2015
- Record low
- -24°FJan 16, 2024
- Chance of a freeze
- 100%
- Daylight
- 9 h 21 min to 10 h 07 min
- Cloud cover
- 65%
- Humidity
- 57%
- Dew point
- 16°F
- Wind
- 10.7 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.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Jan 1 | 43°F | 12°F | 65°F 1998 | -19°F 2015 | 15% | 13% |
| Jan 2 | 43°F | 12°F | 67°F 1997 | -14°F 2022 | 15% | 13% |
| Jan 3 | 43°F | 12°F | 62°F 2026 | -7°F 2022 | 15% | 13% |
| Jan 4 | 43°F | 12°F | 60°F 2014 | -6°F 1995 | 15% | 13% |
| Jan 5 | 44°F | 12°F | 63°F 2026 | -6°F 1996 | 16% | 13% |
| Jan 6 | 44°F | 12°F | 63°F 2012 | -22°F 2017 | 16% | 13% |
| Jan 7 | 44°F | 13°F | 72°F 2006 | -22°F 2017 | 16% | 13% |
| Jan 8 | 44°F | 13°F | 72°F 2006 | -19°F 2010 | 16% | 13% |
| Jan 9 | 44°F | 13°F | 66°F 1990 | -16°F 2010 | 16% | 13% |
| Jan 10 | 44°F | 13°F | 73°F 1990 | -4°F 1993 | 16% | 13% |
| Jan 11 | 44°F | 13°F | 61°F 1999 | -13°F 2011 | 16% | 13% |
| Jan 12 | 44°F | 13°F | 66°F 1996 | -12°F 2011 | 16% | 13% |
| Jan 13 | 44°F | 13°F | 71°F 1996 | -12°F 2024 | 16% | 13% |
| Jan 14 | 44°F | 13°F | 64°F 2026 | -13°F 2024 | 16% | 13% |
| Jan 15 | 44°F | 13°F | 65°F 1995 | -14°F 2007 | 17% | 13% |
| Jan 16 | 44°F | 13°F | 62°F 2026 | -24°F 2024 | 17% | 13% |
| Jan 17 | 44°F | 13°F | 63°F 2009 | -16°F 2024 | 17% | 13% |
| Jan 18 | 44°F | 13°F | 61°F 1999 | -4°F 2007 | 17% | 13% |
| Jan 19 | 44°F | 13°F | 65°F 2009 | -14°F 2025 | 17% | 13% |
| Jan 20 | 44°F | 13°F | 66°F 2009 | -14°F 2025 | 17% | 14% |
| Jan 21 | 44°F | 13°F | 69°F 2005 | -18°F 2025 | 18% | 14% |
| Jan 22 | 44°F | 13°F | 67°F 2005 | -14°F 2025 | 18% | 14% |
| Jan 23 | 44°F | 13°F | 67°F 2009 | -7°F 2008 | 18% | 14% |
| Jan 24 | 44°F | 13°F | 66°F 2005 | 0°F 2008 | 18% | 14% |
| Jan 25 | 44°F | 13°F | 63°F 2005 | -7°F 1996 | 18% | 14% |
| Jan 26 | 44°F | 13°F | 65°F 2012 | -15°F 2026 | 19% | 14% |
| Jan 27 | 44°F | 13°F | 74°F 2015 | -15°F 2026 | 19% | 14% |
| Jan 28 | 44°F | 14°F | 71°F 2015 | -13°F 2009 | 19% | 15% |
| Jan 29 | 44°F | 14°F | 65°F 2011 | -4°F 1991 | 19% | 15% |
| Jan 30 | 44°F | 14°F | 62°F 1997 | -5°F 1991 | 20% | 15% |
| Jan 31 | 44°F | 14°F | 67°F 1997 | -12°F 2023 | 20% | 15% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MST).
- January 1
- sunrise 7:23 AM, sunset 4:44 PM
- January 31
- sunrise 7:10 AM, sunset 5:17 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00055236 (Loveland 2N), public domain. Records: NOAA GHCN-Daily, station USC00055236, 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.