San Dimas, California, United States of America: What to pack, what to wear, and when to go [2022]
Traveling to San Dimas, California, United States of America? If you're planning to go to San Dimas, below is some important information about when to go, what to wear, and what to pack.
Contents
- When to go to San Dimas
- Important essentials for San Dimas
- Activities for San Dimas
- San Dimas in January: weather and what to pack
- San Dimas in February: weather and what to pack
- San Dimas in March: weather and what to pack
- San Dimas in April: weather and what to pack
- San Dimas in May: weather and what to pack
- San Dimas in June: weather and what to pack
- San Dimas in July: weather and what to pack
- San Dimas in August: weather and what to pack
- San Dimas in September: weather and what to pack
- San Dimas in October: weather and what to pack
- San Dimas in November: weather and what to pack
- San Dimas in December: weather and what to pack

About your travel guide
Hi! I'm Dev. I've traveled all over the world and in my travels, I have made many packing lists. In this series, my team and I have compiled the most useful information, as well as things we couldn't live without, to help you plan your trip.
When to go to San Dimas, California, United States of America
Based on the climate and weather in San Dimas, the best time to go is June. See below for details.
Important essentials for San Dimas, California, United States of America
Here are some general tips on what to wear in San Dimas, as well as several items to remember to pack when traveling there.
COVID-19 ESSENTIALS FOR 2022
Travel insurance
If you or a companion get COVID-19, your amazing trip can be ruined. Good travel insurance can help. See plans
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Travel disinfecting wipes
Use these to sanitize plane and hotel surfaces.
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N95 masks to use in crowded airports
These N95 masks provide the best level of COVID-19 protection available.
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Hand sanitizer
This hand sanitizer is a good plane-friendly option.
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A vaccine card protector
Vaccine cards may wear away. An unreadable vaccination card may result in severe consequences. This vaccine card protector helps avoid that.
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Kids' KN95 masks
N95 masks don't exist for kids. These are a good alternative (and can also be used by adults if N95 masks are not available).
General health necessities
Don't forget these
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Airplane or car necessities
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For families with young children
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Power bank for devices
A portable power bank, like this one
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Money/passport pouch
A money pouch is vital for protecting your passport and credit cards.
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Voice and data SIM card
A SIM card that works in San Dimas. A good global SIM card works in most countries, but check the country list before buying.
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Plug adapter
A plug adapter that supports outlet types A and B. This one is sufficent for most locations, but check with your hotel.
What to wear/what to pack for San Dimas, California, United States of America by month
Already know when you're traveling?
January
Traveling to San Dimas in January, you will notice that it is balmy. Expect it to rain sometimes. Daytime temperatures are in the high 60s F (high 10s C).
What to wear/what to pack:
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Long sleeve shirts or blouses
-
Dresses
-
Light and heavy skirts
-
Extra socks
-
Light jacket or fleece
-
Pants or jeans
-
Standard footwear
-
A rain poncho to layer with a coat
-
100% waterproof footwear
We recommend rain boots:
-
Rain pants
These can be a lifesaver in a rainstorm.
-
Waterproof phone bag
-
Wind resistant umbrella
This one is a perfect choice.
-
Waterproof bag/luggage cover
So your bags stay dry. We suggest:
February
February in San Dimas is mild. The rain can amount to several inches/centimeters. During this time, temperatures average in the high 50s F (mid 10s C) to high 60s F (low 10s C), although night temperatures can dip into the low 40s F (single digits C).
What to wear/what to pack:
-
Extra socks
-
Light jacket or fleece
-
Dresses
-
Light and heavy skirts
-
Long sleeve shirts or blouses
-
Pants or jeans
-
Standard footwear
-
A rain poncho to layer with a coat
-
100% waterproof footwear
We recommend rain boots:
-
Rain pants
These can be essential in heavy rain.
-
Waterproof phone bag
-
Umbrella
This one is a great choice.
-
Waterproof bag/luggage cover
So your suitcases remain dry. We suggest:
March
March in San Dimas is mild. The rain can amount to several inches/centimeters. During this time, temperatures average in the high 60s F (low 20s C), although night temperatures can dip into the low 40s F (single digits C).
What to wear/what to pack:
-
Long sleeve shirts or blouses
-
Standard footwear
-
Extra socks
-
Light jacket or fleece
-
Pants or jeans
-
Dresses
-
Light and heavy skirts
-
A rain coat to layer with a coat
-
100% waterproof footwear
We like these rain boots:
-
Rain pants
These will be vital in a storm.
-
Waterproof phone bag
-
Windproof umbrella
This one is a great one to buy.
-
Waterproof bag/luggage cover
So your suitcases remain dry. We recommend:
April
If you vacation in San Dimas during April, you are likely to see 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 low 50s F (low 10s C). Humidity is generally between 50 and 60% during the day.
What to wear/what to pack:
-
Bug repellent
-
Long and short sleeve shirts
-
Light skirts
-
Sunscreen lotion
-
Short pants or heavy shorts
-
Sandals
-
Light dresses
You can find some great options here
-
Breathable footwear or sandals
-
Extra socks
-
A rain jacket to layer with a jacket
-
100% waterproof footwear
We like rain boots:
-
Rain pants
These pants are vital in a storm.
-
Waterproof phone bag
-
Windproof umbrella
This one is a perfect option.
-
Waterproof bag/luggage cover
So your belongings remain dry. We suggest:
May
If you vacation in San Dimas during May, you are likely to see that it is a perfect temperature and very dry with almost no rain. Temperatures tend to hover around the 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.
What to wear/what to pack:
-
Short pants or heavy shorts
-
Bug repellent
-
Extra socks
-
Light skirts
-
Long and short sleeve shirts
-
Sandals
-
Breathable footwear or sandals
-
Light dresses
You can find some great options here
-
Sunscreen lotion
June
If you vacation in San Dimas during June, you might find that it is a perfect temperature and very dry with almost no rain. Temperatures tend to hover around the high 70s F (mid 20s C) during the day, while at night they can dip into the low 60s F (mid 10s C). Humidity is generally between 50 and 60% during the day.
What to wear/what to pack:
-
Short pants or heavy shorts
-
Extra socks
-
Light skirts
-
Long and short sleeve shirts
-
Sandals
-
Light dresses
You can find some great options here
-
Bug repellent
-
Breathable footwear or sandals
-
Sunscreen lotion
July
Traveling to San Dimas in July, you will notice that it is hot and very dry with almost no rain. Daytime temperatures are in the low 80s F (high 20s C).
What to wear/what to pack:
-
Breatheable shirts
A good breatheable shirt can keep you cool and guard against skin damage:
-
Cool and dry dresses
These dresses to provide UV protection and keep you cool.
-
Bug repellent
-
Sunglasses
-
Loose-fit shorts
-
Sunscreen lotion, moderate SPF
-
Skirts
-
Insulated water bottle
Our first choice also cleans contaminants:
-
Waterproof sandals
August
If you visit San Dimas during August, you may find that it is hot and very dry with almost no rain. Temperatures tend to hover around the 80s F (high 20s C) during the day, while at night they can dip into the 60s F (high 10s C). Humidity is generally between 50 and 60% during the day.
What to wear/what to pack:
-
Breatheable shirts
A cooling shirt can keep you comfortable and guard against the sun:
-
Sunglasses
-
Insulated water bottle
Our fave also filters harmful contaminants:
-
Sunscreen lotion, moderate SPF
-
Loose-fit shorts
-
Cool and dry dresses
These dresses to provide UV protection and cool you.
-
Skirts
-
Bug repellent
-
Waterproof sandals
September
Traveling to San Dimas in September, you will notice that it is pretty consistently hot and very dry with almost no rain. Daytime temperatures are in the low 80s F (high 20s C).
What to wear/what to pack:
-
Skirts
-
Loose-fit shorts
-
Sunscreen lotion, moderate SPF
-
Cool and dry dresses
These dresses can provide UV protection and keep you cool.
-
Sunglasses
-
Waterproof sandals
-
Breatheable shirts
A good breatheable shirt can cool you down quickly and guard against UV rays:
-
Insulated water bottle
Our fave also cleans dangerous contaminants:
-
Bug repellent
October
Traveling to San Dimas 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:
-
Long and short sleeve shirts
-
Sandals
-
Short pants or heavy shorts
-
Light skirts
-
Light dresses
You can find some great options here
-
Sunscreen lotion
-
Extra socks
-
Breathable footwear or sandals
-
Bug repellent
November
November for San Dimas is mild. Temperatures average in the low 70s F (low 20s C) during the day.
What to wear/what to pack:
-
Extra socks
-
Short pants or heavy shorts
-
Light skirts
-
Sunscreen lotion
-
Light dresses
You can find some great options here
-
Long and short sleeve shirts
-
Bug repellent
-
Sandals
-
Breathable footwear or sandals
-
A rain poncho to layer with a jacket
-
100% waterproof footwear
We use rain boots:
-
Rain pants
These are essential in heavy rain.
-
Waterproof phone bag
-
Wind resistant umbrella
This one is a great option.
-
Waterproof bag/luggage cover
So your things stay dry. We like:
December
December in San Dimas is balmy. Temperatures average in the high 60s F (high 10s C) during the day. It rains once in a while.
What to wear/what to pack:
-
Standard footwear
-
Long sleeve shirts or blouses
-
Light jacket or fleece
-
Pants or jeans
-
Light and heavy skirts
-
Dresses
-
Extra socks
-
A rain jacket to layer with another jacket
-
100% waterproof footwear
We recommend these rain boots:
-
Rain pants
These pants are a lifesaver in a rainstorm.
-
Waterproof phone bag
-
Windproof umbrella
This one is a great one to buy.
-
Waterproof bag/luggage cover
So your things stay dry. We like:
Activities for San Dimas, California, United States of America
Here are some activity recommendations and activity-specific packing tips for San Dimas.
Check out our guides for these other locations: Zenica, Bosnia and Herzegovina, Hommersåk, Norway, Berridale, New South Wales, Australia, Radford, Virginia, United States of America, La Chartre sur le Loir, France, Sundsvall, Sweden, Silang, Philippines, Bergisches Land, Germany, The Summer Isles, Scotland, United Kingdom, Newfane, Vermont, United States of America, and Herning, Denmark.