Rancho Cucamonga, California, United States of America: What to pack, what to wear, and when to go [2021]

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Traveling to Rancho Cucamonga, California, United States of America? If you're planning to go to Rancho Cucamonga, this article contains some important information about when to go, what to wear, and what to pack.

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When to go to Rancho Cucamonga, California, United States of America

Based on the climate and weather in Rancho Cucamonga, the best time to go is June. See below for details.

Important esssentials for Rancho Cucamonga, California, United States of America

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

What to wear/what to pack for Rancho Cucamonga, California, United States of America by month

January

January in Rancho Cucamonga can be chilly. The rain can amount to several inches/centimeters.

During this time, temperatures average in the low 60s F (mid 10s C), although night temperatures can dip into the low 30s F (single digits C).

What to wear/what to pack:

February

If you visit Rancho Cucamonga during February, you might see that it can be chilly. Temperatures tend to hover around the low 60s F (high 10s C) during the day, while at night they can dip into the low 40s F (single digits C).

Humidity is generally between 30 and 40% during the day. In terms of precipitation, you can expect it to rain once in a while.

What to wear/what to pack:

March

March in Rancho Cucamonga is mild. The average overnight temperatures in the area are in the 40s F (single digits C).

It tends to rain a bit less than half of the time. With the colder weather comes lower humidity, which is in the 40% to 50% range on average.

What to wear/what to pack:

April

April for Rancho Cucamonga is mild and dry with little rain. Temperatures average in the low 70s F (low 20s C) during the day. It rains once in a while.

What to wear/what to pack:

May

Traveling to Rancho Cucamonga in May, you will notice that it is warm and dry with little rain. Daytime temperatures are in the 70s F (mid 20s C).

What to wear/what to pack:

June

June in this region is extremely warm and very dry with almost no rain. Temperatures average in the 80s F (high 20s C) during the day.

What to wear/what to pack:

July

If you go to Rancho Cucamonga in July, you will notice that it can be sizzling and very dry with almost no rain. Daytime temperatures are in the low 90s F (mid 30s C).

What to wear/what to pack:

August

August for Rancho Cucamonga can be blisteringly hot and very dry with almost no rain. Temperatures average in the low 90s F (mid 30s C) during the day.

What to wear/what to pack:

September

September can be sweltering and very dry with almost no rain. Temperatures average in the high 80s F (low 30s C) during the day.

What to wear/what to pack:

October

If you are traveling to Rancho Cucamonga in October, you will notice that it is warm and dry with little rain. Daytime temperatures are in the high 70s F (mid 20s C).

What to wear/what to pack:

November

November in Rancho Cucamonga is balmy and dry with little rain. The average overnight temperatures in the area are in the low 40s F (single digits C).

It tends to rain occasionally. With the colder weather comes lower humidity, which is in the 30% to 40% range on average.

What to wear/what to pack:

December

December in this region is crisp. Temperatures average in the low 60s F (high 10s C) during the day. It rains sometimes.

What to wear/what to pack:

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