Sligo Weather in January
Average highs run from 8°C on January 1 to 8°C on January 31, and lows from 5°C to 5°C. Normal precipitation for the month is 140 mm over about 22 wet days.
January day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
January at a glance
- Average high
- 8°C
- Average low
- 5°C
- Precipitation
- 140 mm
- Record high
- 14°CJan 9, 1939
- Record low
- -6°CJan 10, 2010
- Daylight
- 7 h 27 min to 8 h 48 min
- Cloud cover
- 84%
- Humidity
- 86%
- Dew point
- 5°C
- Wind
- 33.1 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Jan 1 | 8°C | 5°C | 11°C 1933 | -5°C 2002 | 72% |
| Jan 2 | 8°C | 5°C | 12°C 1932 | -2°C 2010 | 72% |
| Jan 3 | 8°C | 5°C | 13°C 1932 | -3°C 2010 | 72% |
| Jan 4 | 8°C | 5°C | 13°C 1932 | -5°C 2008 | 71% |
| Jan 5 | 8°C | 5°C | 12°C 1934 | -1°C 1998 | 72% |
| Jan 6 | 8°C | 6°C | 13°C 1932 | -3°C 2010 | 72% |
| Jan 7 | 8°C | 6°C | 12°C 1934 | -3°C 2010 | 73% |
| Jan 8 | 8°C | 6°C | 13°C 1939 | -6°C 2010 | 73% |
| Jan 9 | 8°C | 6°C | 14°C 1939 | -4°C 2010 | 72% |
| Jan 10 | 8°C | 6°C | 12°C 1998 | -6°C 2010 | 72% |
| Jan 11 | 8°C | 6°C | 12°C 1998 | -1°C 2001 | 72% |
| Jan 12 | 8°C | 6°C | 14°C 1937 | -2°C 1999 | 73% |
| Jan 13 | 8°C | 6°C | 11°C 2025 | 0°C 2001 | 73% |
| Jan 14 | 8°C | 6°C | 11°C 1935 | -2°C 2015 | 73% |
| Jan 15 | 8°C | 5°C | 12°C 1933 | -1°C 2000 | 72% |
| Jan 16 | 8°C | 6°C | 13°C 1932 | -1°C 2024 | 72% |
| Jan 17 | 8°C | 6°C | 12°C 1932 | -2°C 2023 | 72% |
| Jan 18 | 8°C | 6°C | 12°C 1932 | -3°C 2024 | 72% |
| Jan 19 | 8°C | 6°C | 12°C 1932 | -2°C 2024 | 72% |
| Jan 20 | 8°C | 5°C | 12°C 1938 | -4°C 1998 | 70% |
| Jan 21 | 8°C | 5°C | 12°C 1938 | -2°C 2011 | 70% |
| Jan 22 | 8°C | 5°C | 11°C 1938 | -1°C 2015 | 69% |
| Jan 23 | 8°C | 5°C | 12°C 1938 | -2°C 2017 | 69% |
| Jan 24 | 8°C | 5°C | 12°C 2016 | 0°C 2009 | 68% |
| Jan 25 | 8°C | 5°C | 11°C 1932 | -2°C 2021 | 67% |
| Jan 26 | 8°C | 5°C | 12°C 1938 | -2°C 2010 | 66% |
| Jan 27 | 8°C | 5°C | 11°C 2002 | -1°C 2000 | 66% |
| Jan 28 | 8°C | 5°C | 11°C 2018 | -1°C 2020 | 66% |
| Jan 29 | 8°C | 5°C | 12°C 1938 | -2°C 1998 | 66% |
| Jan 30 | 8°C | 5°C | 11°C 2000 | -2°C 2019 | 67% |
| Jan 31 | 8°C | 5°C | 11°C 1932 | -3°C 2006 | 66% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+0).
- January 1
- sunrise 8:54 AM, sunset 4:21 PM
- January 31
- sunrise 8:24 AM, sunset 5:12 PM
Other months
Sources
Records: NOAA GHCN-Daily, station EIM00003973, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine, and temperature and precipitation: 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.