Koper, Slovenia: What to pack, what to wear, and when to go [2021]

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Traveling to Koper, Slovenia? If you're planning to go to Koper, here is some important information about when to go, what to wear, and what to pack.

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When to go to Koper, Slovenia

Based on the climate and weather in Koper, the best time to go is September. See below for details.

Important esssentials for Koper, Slovenia

Here are some general tips on what to wear in Koper, as well as several items to remember to pack when traveling there.

What to wear/what to pack for Koper, Slovenia by month

January

If you go to Koper in January, you will notice that it is brisk. Expect it to rain a bit less than half of the time. Daytime temperatures are in the 40s F (single digits C).

What to wear/what to pack:

February

If you are traveling to Koper in February, you will notice that it is pretty cool. Expect it to rain regularly. Daytime temperatures are in the high 40s F (single digits C).

What to wear/what to pack:

March

March in Koper can be brisk. The rain can amount to several inches/centimeters. During this time, temperatures average in the 50s F (low 10s C), although night temperatures can dip into the low 30s F (single digits C).

What to wear/what to pack:

April

April in Koper is relatively cool. The rain can amount to several inches/centimeters. During this time, temperatures average in the low 60s F (high 10s C).

What to wear/what to pack:

May

If you visit Koper during May, you may notice that it is mild. Temperatures tend to hover around the low 70s F (low 20s C) during the day, while at night they can dip into the high 50s F (mid 10s C).

Humidity is generally between 50 and 60% during the day. In terms of precipitation, you can expect it to rain a bit less than half of the time.

What to wear/what to pack:

June

June in Koper is a perfect temperature. Temperatures average in the high 70s F (mid 20s C) during the day. It rains 5-10 days this month.

What to wear/what to pack:

July

If you visit Koper during July, you will probably see that it is extremely warm. Temperatures tend to hover around the low 80s F (high 20s C) during the day, while at night they can dip into the high 60s F (low 10s C).

Humidity is generally between 50 and 60% during the day. In terms of precipitation, you can expect it to rain regularly.

What to wear/what to pack:

August

August in Koper is hot. The rain can amount to several inches/centimeters. During this time, temperatures average in the 70s F (mid 20s C) to low 80s F (high 20s C).

What to wear/what to pack:

September

If you visit Koper during September, you are likely to notice that it is a perfect temperature. Temperatures tend to hover around the 70s F (mid 20s C) during the day, while at night they can dip into the low 60s F (high 10s C).

Humidity is generally around 60 during the day. In terms of precipitation, you can expect it to rain 5-10 days this month.

What to wear/what to pack:

October

October in this region can be chilly. Temperatures average in the 60s F (high 10s C) during the day. It rains regularly.

What to wear/what to pack:

November

November in Koper is cold. The rain can amount to several inches/centimeters. During this time, temperatures average in the 50s F (low 10s C), although night temperatures can dip into the low 30s F (single digits C).

What to wear/what to pack:

December

December in Koper can be brisk. The rain can amount to several inches/centimeters.

During this time, temperatures average in the low 40s F (single digits C) to high 40s F (single digits C), although night temperatures can dip into the low 30s F (single digits C).

What to wear/what to pack:

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