Cool
Average highs are around 4°C, so pack for cooler days.
December verdict
Poor for holiday weather
Average highs are around 4°C, so pack for cooler days. Sunshine averages 4.5h per day, so this is not one of the brighter months. Rainfall averages 107mm, so some wet days are possible.
Monthly averages
Temp
4°C
Rain
107mm
Sun
4.5h
Weather score
26
Poor
Cool
Average highs are around 4°C, so pack for cooler days.
Showers
Rainfall averages 107mm, so some wet days are possible.
Limited sun
Sunshine averages 4.5h per day, so this is not one of the brighter months.
Map
Compare Madison (Connecticut), United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
December4°C average high
December has some of the coolest average daytime highs of the year, so pack for fresher conditions.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
December107mm average rain
December is close to Madison (Connecticut)'s usual rainfall pattern, with little seasonal change across the year.
Driest monthsAll year
Rainfall stays comparatively low through the year.
December4.5 hours average sun
December is one of Madison (Connecticut)'s cloudier months, so sunshine-led plans are less reliable.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
December26 weather score
December is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.
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