Average Weather in January in Gersau Switzerland
The lowest daily average high temperature is 36°F on January 12.
Daily low temperatures are around 25°F, rarely falling below 15°F or exceeding 34°F. The lowest daily average low temperature is 24°F on January 19.
For reference, on August 4, the hottest day of the year, temperatures in Gersau typically range from 56°F to 74°F, while on January 18, the coldest day of the year, they range from 24°F to 36°F.
Average High and Low Temperature in January
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on January. The horizontal axis is the day, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day.
Average Hourly Temperature in January
The month of January in Gersau experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 57% throughout the month.
The clearest day of the month is January 29, with clear, mostly clear, or partly cloudy conditions 44% of the time.
For reference, on May 8, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 62%, while on July 25, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 59%.
Cloud Cover Categories in January
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Gersau, the chance of a wet day over the course of January is essentially constant, remaining around 31% throughout.
For reference, the year's highest daily chance of a wet day is 51% on June 12, and its lowest chance is 30% on March 3.
Over the course of January in Gersau, the chance of a day with only rain decreases from 19% to 16%, the chance of a day with mixed snow and rain remains an essentially constant 9% throughout, and the chance of a day with only snow remains an essentially constant 5% throughout.
Probability of Precipitation in January
The average sliding 31-day rainfall during January in Gersau is essentially constant, remaining about 2.1 inches throughout, and rarely exceeding 4.4 inches or falling below 0.4 inches.
The lowest average 31-day accumulation is 2.0 inches on January 22.
Average Monthly Rainfall in January
We report snowfall in liquid-equivalent terms. The actual depth of new snowfall is typically between 5 and 10 times the liquid-equivalent amount, assuming the ground is frozen. As with rainfall, we consider the liquid-equivalent snowfall accumulated over a sliding 31-day period centered around each day.
The average sliding 31-day liquid-equivalent snowfall during January in Gersau is essentially constant, remaining about 0.6 inches throughout, and rarely exceeding 1.6 inches or falling to 0.0 inches.
The highest average 31-day liquid-equivalent accumulation is 0.6 inches on January 15.
Average Monthly Liquid-Equivalent Snowfall in January
Over the course of January in Gersau, the length of the day is increasing. From the start to the end of the month, the length of the day increases by 59 minutes, implying an average daily increase of 1 minute, 59 seconds, and weekly increase of 13 minutes, 52 seconds.
The shortest day of the month is January 1, with 8 hours, 36 minutes of daylight and the longest day is January 31, with 9 hours, 35 minutes of daylight.
Hours of Daylight and Twilight in January
The latest sunrise of the month in Gersau is 8:11 AM on January 1 and the earliest sunrise is 20 minutes earlier at 7:51 AM on January 31.
The earliest sunset is 4:47 PM on January 1 and the latest sunset is 40 minutes later at 5:27 PM on January 31.
Daylight saving time is observed in Gersau during 2017, but it neither starts nor ends during January, so the entire month is in standard time.
For reference, on June 21, the longest day of the year, the Sun rises at 5:30 AM and sets 15 hours, 54 minutes later, at 9:24 PM, while on December 21, the shortest day of the year, it rises at 8:08 AM and sets 8 hours, 31 minutes later, at 4:39 PM.
Sunrise & Sunset with Twilight in January
The chance that a given day will be muggy in Gersau is essentially constant during January, remaining around 0% throughout.
For reference, on July 24, the muggiest day of the year, there are muggy conditions 4% of the time, while on January 1, the least muggy day of the year, there are muggy conditions 0% of the time.
Humidity Comfort Levels in January
The average hourly wind speed in Gersau is essentially constant during January, remaining within 0.1 miles per hour of 6.0 miles per hour throughout.
For reference, on January 26, the windiest day of the year, the daily average wind speed is 6.0 miles per hour, while on August 10, the calmest day of the year, the daily average wind speed is 4.4 miles per hour.
The highest daily average wind speed during January is 6.0 miles per hour on January 26.
Average Wind Speed in January
Wind Direction in January
The growing season in Gersau typically lasts for 6.2 months (191 days), from around April 22 to around October 30, rarely starting before April 5 or after May 11, and rarely ending before October 12 or after November 19.
The month of January in Gersau is reliably fully outside of the growing season.
Time Spent in Various Temperature Bands and the Growing Season in January
The average accumulated growing degree days in Gersau are essentially constant during January, remaining around 0°F throughout.
Growing Degree Days in January
The average daily incident shortwave solar energy in Gersau is gradually increasing during January, rising by 0.6 kWh, from 1.4 kWh to 2.0 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in January
For the purposes of this report, the geographical coordinates of Gersau are 46.994 deg latitude, 8.525 deg longitude, and 2,326 ft elevation.
The topography within 2 miles of Gersau contains extreme variations in elevation, with a maximum elevation change of 3,799 feet and an average elevation above sea level of 2,377 feet. Within 10 miles also contains extreme variations in elevation (8,179 feet). Within 50 miles also contains extreme variations in elevation (13,002 feet).
The area within 2 miles of Gersau is covered by water (46%), trees (35%), and grassland (16%), within 10 miles by trees (34%) and grassland (31%), and within 50 miles by trees (30%) and grassland (22%).
This report illustrates the typical weather in Gersau year round, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016.
Temperature and Dew Point
There are 3 weather stations near enough to contribute to our estimation of the temperature and dew point in Gersau.
For each station, the records are corrected for the elevation difference between that station and Gersau according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations.
The estimated value at Gersau is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Gersau and a given station.
Time zones for aiports and weather stations are provided by AskGeo.com .