The best times to visit Barstow for ideal weather are
March 12th to May 27th
September 24th to November 11th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Barstow Travel Guide
Other Barstow Travel Info
Weather in Barstow
Average temperatures in Barstow vary drastically. Considering humidity, temperatures feel very nice much of the year, but hot in the summer and cold in the winter with a very low chance of rain or snow throughout the year. The area is somewhat temperate — in the 48th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Barstow, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally early July where highs are regularly around 107.7°F (42.1°C) with temperatures rarely dropping below 75.1°F (23.9°C) at night.
Barstow Temperatures (Fahrenheit)
Barstow Temperatures (Celsius)
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
Barstow Perceived Temperature (F)
Barstow Perceived Temperature (C)
Average Barstow Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Barstow are June, May, and then March. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late January and early February. For example, on the week of January 29th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid December with an average of 1 days of significant precipitation the week of December 17th.
When can you find snow in Barstow? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.
Chance of Precipitation
The graph below shows the % chance of rainy and snowy days in Barstow.
Snow on the Ground
The graph below shows the average snow on the ground in Barstow (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Barstow has some months with regular humidity, with some extremely dry months. The least humid month is June (9.5% relative humidity), and the most humid month is December (37.3%).
Wind in Barstow is usually moderate. The windiest month is May, followed by June and April. May’s average wind speed of around 13 knots (14.9 MPH or 24 KPH) is considered “a moderate breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late May where average top sustained speeds reach 22.6 knots, which is considered a strong breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Barstow.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
|Month||Avg. Wind||Avg. Wind Feel||Sustained High Wind||High Wind Feel|
|Jan||6.1||Light breeze||12.6||Significant breeze|
|Feb||8.7||Gentle breeze||17.1||Strong breeze|
|Mar||10.1||Gentle breeze||18.9||Significant breeze|
|Apr||12.5||Significant breeze||21.5||Strong breeze|
|May||13||Significant breeze||21.6||Significant breeze|
|Jun||12.5||Significant breeze||20.7||Strong breeze|
|Jul||9.7||Gentle breeze||18.1||Significant breeze|
|Aug||9.1||Gentle breeze||17.6||Strong breeze|
|Sep||8.4||Gentle breeze||15.8||Significant breeze|
|Oct||8.1||Gentle breeze||15.2||Significant breeze|
|Nov||7.1||Gentle breeze||14||Significant breeze|
|Dec||6.8||Light breeze||14.6||Significant breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Barstow?
Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 23, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in Barstow, CA, US is July, followed by June and May. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Barstow in December. Those willing to visit at these times will likely find it the least expensive month.
Estimated Tourism by Month
Most Popular Months to Visit
Overall Barstow Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel warm. Highs range from 96°F (35.6°C) and 68.2°F (20.1°C) with warmer temperatures in the later months. Rain is extremely rare with 0 to 1 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.
Summer (June through August)
The middle-year months have hot weather with high temperatures that are extremely hot. These months see moderate precipitation with 0 to 1 days of precipitation per month. June – August is the busiest season for tourism in Barstow, so lodging and other accommodations may cost more than usual.
Fall (September through November)
Fall daily highs range from 101.8°F (38.8°C) and 65.6°F (18.7°C), which will feel very nice given the humidity and wind. It rains or snows a barely noticeable amount: 0 to 1 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.
Winter (December through February)
Weather is too cold this time of year in Barstow to be enjoyable for warm weather travelers. The average high during this season is between 70.2°F (21.2°C) and 57.9°F (14.4°C). On average, it rains or snows a smalll amount: 1 to 2 times per month. These times of year are fairly slow with tourists.