Herndon, Virginia, United States of America: What to pack, what to wear, and when to go [2022]
This article contains affiliate links to Amazon and other vendors. We may earn commission from purchases made through these links.
Traveling to Herndon, Virginia, United States of America? If you're planning to go to Herndon, the following is some important information about when to go, what to wear, and what to pack.
Contents
- When to go to Herndon
- Important essentials for Herndon
- Activities for Herndon
- Herndon in January: weather and what to pack
- Herndon in February: weather and what to pack
- Herndon in March: weather and what to pack
- Herndon in April: weather and what to pack
- Herndon in May: weather and what to pack
- Herndon in June: weather and what to pack
- Herndon in July: weather and what to pack
- Herndon in August: weather and what to pack
- Herndon in September: weather and what to pack
- Herndon in October: weather and what to pack
- Herndon in November: weather and what to pack
- Herndon 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 Herndon, Virginia, United States of America
Based on the climate and weather in Herndon, the best time to go is September. See below for details.
Important essentials for Herndon, Virginia, United States of America
Here are some general tips on what to wear in Herndon, as well as several items to remember to pack when traveling there.
IMPORTANT COVID-19 ESSENTIALS
Hand sanitizer
This hand sanitizer is an excellent plane-friendly option.
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).
A vaccine card protector
Vaccine cards frequently wear away. An unreadable vaccination card can cause severe consequences. This vaccine card protector helps avoid that.
-
Proof of COVID-19 vaccination/negative test
Touchless thermometer
A touchless thermometer is important to have.
Travel disinfecting wipes
Use these to sanitize plane and hotel surfaces.
N95 masks
These N95 masks provide the best level of protection available.
Other health necessities
Don't forget these
Money/passport pouch
A money pouch is vital for protecting your passport and credit cards.
Plug adapter
A plug adapter that supports outlet types A and B. This one works in most countries, but you may want to check with your hotel.
Power bank for devices
A portable power bank, like this one
Voice and data SIM card
A SIM card that works in Herndon. A good global SIM card works in most countries, but check the country list before buying.
For families with young children
Airplane or car necessities
Photography accessories
- cell phone photography gimbal
- camera drone for outdoor shots
- extra batteries
- extra memory cards
Activities for Herndon, Virginia, United States of America
Here are some activity recommendations and activity-specific packing tips for Herndon.
If you see Herndon Historical Society & Train Depot Museum, wear museum-appropriate clothing and take:
Ultralight day pack
Like this, so you don't have to lug around a heavy suitcase.
Comfy walking shoes
Small portable cooler
Save money on drinks with this portable cooler.
We also recommend these top tours in and around Herndon.
What to wear/what to pack for Herndon, Virginia, United States of America by month
Already know when you're traveling?
January
January in this region can be brisk, snowy and somewhat rainy. Temperatures average in the low 40s F (single digits C) during the day. It rains about a third of the time.
What to wear/what to pack:
Warm pants or jeans
Heavy socks
Such as:
Gloves
Insulated water bottle
Our first choice:
Lip balm
Our pick: this one
Heavy jacket
Sweaters
-
Cold weather footwear
Waterproof snow boots
In addition to day-to-day footwear, you should bring snow boots. For traveling to Herndon, we suggest these boots:
Waterproof jacket that can be used in snow
A windproof umbrella
This is essential in this type of weather. This one is a great option.
February
February in Herndon is brisk and snowy. The average overnight temperatures in the area are in the 20s F (single digits below 0 C). It tends to rain regularly. With the colder weather comes lower humidity, which is in the 50% to 50% range on average.
What to wear/what to pack:
Lip balm
Our pick: here
Sweaters
Gloves
Warm pants or jeans
Heavy socks
Such as:
Insulated water bottle
Our choice:
Heavy jacket
-
Cold weather footwear
Waterproof snow boots
In addition to regular footwear, it's important to bring snow boots. For visiting Herndon, a great option is these boots:
Waterproof jacket that can be used in snow
A wind resistant umbrella
This is essential in this type of weather. This one is a perfect option.
March
In March, Herndon is cold and somewhat rainy. Temperatures routinely are in the 50s F (low 10s C) and about a third of the time jump into the low 60s F (mid 10s C) range. At night, lows are in the low 30s F (single digits C). During your visit, you can expect a few inches of snow. This is also a rainy time for Herndon, with several of the days of the month having rain. In March, humidity reaches as high as 50%.
What to wear/what to pack:
-
Jacket or coat
Extra socks
Light gloves or mittens
Lip balm
In our opinion, the best option: here
-
Warm pants or jeans
Fleece
-
Standard footwear
Waterproof snow boots
In addition to day-to-day shoes, it's important to bring snow boots. For traveling to Herndon, a great option is these boots:
Waterproof jacket that can be used in snow
A windproof umbrella
This is vital here. This one is a perfect choice.
April
If you go to Herndon in April, you will notice that it is chilly and somewhat rainy. Expect it to rain a bit less than half of the time. Daytime temperatures are in the 60s F (high 10s C).
What to wear/what to pack:
Fleece
Extra socks
Lip balm
In our opinion, the best pick: here
-
Warm pants or jeans
Light gloves or mittens
-
Jacket or coat
-
Standard footwear
A rain jacket to layer with a jacket
100% waterproof footwear
We use rain boots:
Rain pants
Rain pants will be vital in heavy rain.
Waterproof phone bag
Wind resistant umbrella
This one is an excellent choice.
Waterproof bag/luggage cover
So your belongings remain dry. We recommend:
May
May in Herndon is a perfect temperature and somewhat rainy. The average overnight temperatures in the area are in the low 50s F (single digits C). It tends to rain 5-10 days this month. With the colder weather comes lower humidity, which is in the 50% to 60% range on average.
What to wear/what to pack:
Short pants or heavy shorts
Light dresses
You can find some great options here
Sandals
-
Long and short sleeve shirts
Breathable footwear or sandals
Extra socks
Bug repellent
Sunscreen lotion
Light skirts
A rain poncho to layer with another jacket
100% waterproof footwear
We suggest rain boots:
Rain pants
These can be vital in heavy rain.
Waterproof phone bag
Umbrella
This one is a perfect option.
Waterproof bag/luggage cover
So your belongings remain dry. We like:
June
In June, Herndon is extremely warm. Temperatures routinely are in the low 80s F (high 20s C) and 5-10 days this month jump into the low 90s F (low 30s C) range. At night, lows are in the high 50s F (mid 10s C). This is also a rainy time for Herndon, with a few of the days of the month having rain. In June, humidity reaches as high as 60%.
What to wear/what to pack:
Sunscreen lotion, moderate SPF
Waterproof sandals
Skirts
Loose-fit shorts
Insulated water bottle
Our fave:
Bug repellent
Breatheable shirts
A breathing shirt can cool you down quickly and guard against skin damage:
Cool and dry dresses
These dresses can provide UV protection and help you stay cool.
Sunglasses
A rain coat to layer with another jacket
100% waterproof footwear
We recommend rain boots:
Rain pants
Rain pants can be vital in a rainstorm.
Waterproof phone bag
Umbrella
This one is a great option.
Waterproof bag/luggage cover
So your bags remain dry. We suggest:
July
July in Herndon is really hot and somewhat rainy. The rain can amount to several inches/centimeters. During this time, temperatures average in the 80s F (low 30s C), although night temperatures can dip into the low 60s F (mid 10s C).
What to wear/what to pack:
Waterproof sandals
Insulated water bottle
Our choice:
Bug repellent
Breatheable shirts
A cooling shirt can keep you comfortable and guard against UV rays:
Skirts
Loose-fit shorts
Sunglasses
Cool and dry dresses
These dresses can provide UV protection and cool you.
Sunscreen lotion, moderate SPF
A rain jacket to layer with another jacket
100% waterproof footwear
We recommend these rain boots:
Rain pants
Rain pants will be essential in a rainstorm.
Waterproof phone bag
Umbrella
This one is an excellent one to buy.
Waterproof bag/luggage cover
So your suitcases stay dry. We like:
August
August in Herndon is pretty consistently hot. The rain can amount to several inches/centimeters. During this time, temperatures average in the 80s F (high 20s C), although night temperatures can dip into the low 60s F (mid 10s C).
What to wear/what to pack:
Sunscreen lotion, moderate SPF
Insulated water bottle
Our first choice:
Sunglasses
Cool and dry dresses
These dresses offer UV protection and keep you cool.
Bug repellent
Waterproof sandals
Loose-fit shorts
Breatheable shirts
A breathing shirt can make you comfortable and protect you from UV rays:
Skirts
A rain coat to layer with another jacket
100% waterproof footwear
We recommend rain boots:
Rain pants
These can be essential in heavy rain.
Waterproof phone bag
Wind resistant umbrella
This one is an excellent option.
Waterproof bag/luggage cover
So your things remain dry. We like:
September
September in Herndon is warm. The rain can amount to several inches/centimeters. During this time, temperatures average in the 60s F (high 10s C) to high 70s F (mid 20s C), although night temperatures can dip into the low 50s F (single digits C).
What to wear/what to pack:
Light dresses
You can find some great options here
Light skirts
Breathable footwear or sandals
Short pants or heavy shorts
Sandals
Extra socks
Sunscreen lotion
Bug repellent
-
Long and short sleeve shirts
A rain jacket to layer with another jacket
100% waterproof footwear
We recommend these rain boots:
Rain pants
Rain pants are essential in a rainstorm.
Waterproof phone bag
Wind resistant umbrella
This one is a great choice.
Waterproof bag/luggage cover
So your belongings remain dry. We suggest:
October
October in Herndon is balmy. The rain can amount to several inches/centimeters. During this time, temperatures average in the 60s F (high 10s C), although night temperatures can dip into the low 40s F (single digits C).
What to wear/what to pack:
Light and heavy skirts
-
Standard footwear
-
Long sleeve shirts or blouses
-
Dresses
Pants or jeans
Light jacket or fleece
Extra socks
A rain poncho to layer with another jacket
100% waterproof footwear
We use these rain boots:
Rain pants
These are essential in a storm.
Waterproof phone bag
Umbrella
This one is a perfect one to buy.
Waterproof bag/luggage cover
So your suitcases remain dry. We suggest:
November
If you vacation in Herndon during November, you will probably notice that it is cool. Temperatures tend to hover around the 50s F (low 10s C) during the day, while at night they can dip into the 30s F (single digits 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:
-
Jacket or coat
Light gloves or mittens
Extra socks
Fleece
Lip balm
In our opinion, the best choice: this
-
Warm pants or jeans
-
Standard footwear
Waterproof snow boots
In addition to day-to-day footwear, you should bring snow boots. For traveling to Herndon, a great option is these boots:
Waterproof jacket that can be used in snow
A umbrella
This is vital here. This one is a great option.
December
If you go to Herndon in December, you will notice that it is cold. Expect it to rain regularly. Daytime temperatures are in the 40s F (single digits C).
What to wear/what to pack:
Warm pants or jeans
Insulated water bottle
Our pick:
Heavy jacket
Lip balm
Our pick is: this
Gloves
Sweaters
Heavy socks
Such as:
-
Cold weather footwear
Waterproof snow boots
In addition to day-to-day footwear, it's important to bring snow boots. For travel to Herndon, a great option is these boots:
Waterproof jacket that can be used in snow
A umbrella
This is important here. This one is a perfect choice.
Check out our guides for these other locations: Kanniyakumari, India, Appleton, Wisconsin, United States of America, Sagamihara, Japan, Solebury, New Jersey, United States of America, Rushden, England, United Kingdom, Schwetzingen, Germany, Kotlas, Russia, Northern Aegean, Turkey, Antananarivo, Madagascar, Rawlins, Wyoming, United States of America, and Ghazni, Afghanistan.