Door County Weather by Month — Temperature & Rainfall Guide

Door County is a region in the United States of America. Many people wonder what the weather conditions are in Door County over the year. What is the best time to visit Door County?

This page shows the average weather conditions by month in Door County over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

January is a winter month. In Ephraim you can expect very cold maximum average daytime temperatures around -3°C (27°F) and nighttime temperatures around -11°C (12°F). On average, this month is one of the coldest months of the year in Door County. So be prepared and make sure to dress up warm.

Find more detailed climate information for Door County in January here.

February is a winter month. In Ephraim you can expect very cold maximum average daytime temperatures around -3°C (27°F) and nighttime temperatures around -12°C (10°F). It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Door County in February here.

In Ephraim you can expect cold maximum average daytime temperatures around 4°C (39°F) and nighttime temperatures around -6°C (21°F). It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Door County in March here.

In Ephraim you can expect cold maximum average daytime temperatures around 10°C (50°F) and nighttime temperatures around 0°C (32°F).

Find more detailed climate information for Door County in April here.

In Ephraim you can expect mild maximum average daytime temperatures around 18°C (64°F) and nighttime temperatures around 6°C (43°F).

Find more detailed climate information for Door County in May here.

June is a summer month. In Ephraim you can expect warm maximum average daytime temperatures around 23°C (73°F) and nighttime temperatures around 12°C (54°F).

Find more detailed climate information for Door County in June here.

July is a summer month. In Ephraim you can expect warm maximum average daytime temperatures around 26°C (79°F) and nighttime temperatures around 15°C (59°F). On average, this month is one of the warmest months of the year in Door County. So be prepared and make sure to dress lightly.

Find more detailed climate information for Door County in July here.

August is a summer month. In Ephraim you can expect warm maximum average daytime temperatures around 26°C (79°F) and nighttime temperatures around 14°C (57°F).

Find more detailed climate information for Door County in August here.

In Ephraim you can expect pleasant maximum average daytime temperatures around 21°C (70°F) and nighttime temperatures around 10°C (50°F).

Find more detailed climate information for Door County in September here.

In Ephraim you can expect mild maximum average daytime temperatures around 14°C (57°F) and nighttime temperatures around 5°C (41°F).

Find more detailed climate information for Door County in October here.

In Ephraim you can expect cold maximum average daytime temperatures around 6°C (43°F) and nighttime temperatures around -1°C (30°F).

Find more detailed climate information for Door County in November here.

December is a winter month. In Ephraim you can expect very cold maximum average daytime temperatures around 0°C (32°F) and nighttime temperatures around -7°C (19°F). It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Door County in December here.