Forssa Weather in January
Average highs run from -4°C on January 1 to -5°C on January 31, and lows from -9°C to -11°C. Normal precipitation for the month is 53 mm over about 12 wet days.
January day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
January at a glance
- Average high
- -5°C
- Average low
- -10°C
- Precipitation
- 53 mm
- Reanalysis high
- 7°CJan 15, 2020
- Reanalysis low
- -34°CJan 19, 2006
- Daylight
- 5 h 47 min to 7 h 45 min
- Cloud cover
- 77%
- Humidity
- 98%
- Dew point
- -7°C
- Wind
- 10.4 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 | Reanalysis high | Reanalysis low | Chance wet |
|---|---|---|---|---|---|
| Jan 1 | -4°C | -9°C | 3°C 2014 | -26°C 2002 | 47% |
| Jan 2 | -4°C | -9°C | 2°C 2020 | -27°C 2003 | 46% |
| Jan 3 | -4°C | -9°C | 4°C 1992 | -29°C 2003 | 45% |
| Jan 4 | -4°C | -9°C | 3°C 2007 | -28°C 2003 | 45% |
| Jan 5 | -4°C | -9°C | 3°C 2007 | -27°C 2003 | 47% |
| Jan 6 | -4°C | -9°C | 1°C 1993 | -28°C 2003 | 48% |
| Jan 7 | -4°C | -9°C | 2°C 2020 | -28°C 2003 | 47% |
| Jan 8 | -4°C | -9°C | 5°C 2020 | -24°C 2010 | 47% |
| Jan 9 | -4°C | -9°C | 6°C 2007 | -21°C 1999 | 47% |
| Jan 10 | -4°C | -9°C | 6°C 2007 | -27°C 2003 | 48% |
| Jan 11 | -4°C | -9°C | 4°C 2005 | -26°C 2003 | 48% |
| Jan 12 | -4°C | -9°C | 3°C 2020 | -22°C 1991 | 47% |
| Jan 13 | -4°C | -9°C | 3°C 2005 | -23°C 1991 | 47% |
| Jan 14 | -4°C | -9°C | 2°C 2020 | -20°C 1999 | 47% |
| Jan 15 | -4°C | -9°C | 7°C 2020 | -24°C 2011 | 45% |
| Jan 16 | -4°C | -9°C | 4°C 2020 | -24°C 2011 | 44% |
| Jan 17 | -4°C | -9°C | 3°C 2008 | -23°C 2013 | 44% |
| Jan 18 | -4°C | -9°C | 4°C 2020 | -31°C 2006 | 45% |
| Jan 19 | -4°C | -10°C | 3°C 2020 | -34°C 2006 | 43% |
| Jan 20 | -5°C | -10°C | 3°C 2020 | -34°C 2006 | 42% |
| Jan 21 | -5°C | -10°C | 4°C 2020 | -28°C 2006 | 40% |
| Jan 22 | -5°C | -10°C | 1°C 1999 | -28°C 2006 | 40% |
| Jan 23 | -5°C | -10°C | 0°C 1991 | -24°C 2010 | 40% |
| Jan 24 | -5°C | -11°C | 1°C 2008 | -19°C 1996 | 39% |
| Jan 25 | -5°C | -11°C | 3°C 2018 | -23°C 1996 | 39% |
| Jan 26 | -5°C | -11°C | 2°C 2020 | -23°C 2010 | 39% |
| Jan 27 | -5°C | -11°C | 1°C 1992 | -24°C 1999 | 39% |
| Jan 28 | -5°C | -11°C | 2°C 1992 | -33°C 1999 | 41% |
| Jan 29 | -5°C | -11°C | 2°C 1992 | -33°C 1999 | 40% |
| Jan 30 | -5°C | -11°C | 2°C 2016 | -30°C 1999 | 41% |
| Jan 31 | -5°C | -11°C | 1°C 1992 | -24°C 2009 | 41% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT+2).
- January 1
- sunrise 9:36 AM, sunset 3:23 PM
- January 31
- sunrise 8:47 AM, sunset 4:32 PM
Other months
Sources
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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.