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.



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)


“Feels-Like” Temperatures

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.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 63.2 47.7 35.6
Feb 68 52.6 40.2
Mar 76 60.1 46.3
Apr 82.4 65.9 51.5
May 90.5 74.3 59.5
Jun 101 84.5 68.3
Jul 105.9 89.9 74.6
Aug 104.8 88.7 73.1
Sep 98.5 82.3 67.3
Oct 84.8 68.6 54.7
Nov 71.6 55.9 43.1
Dec 60.2 46.5 35.6

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 17.3 8.7 2
Feb 20 11.4 4.6
Mar 24.4 15.6 7.9
Apr 28 18.8 10.8
May 32.5 23.5 15.3
Jun 38.3 29.2 20.2
Jul 41.1 32.2 23.7
Aug 40.4 31.5 22.8
Sep 36.9 27.9 19.6
Oct 29.3 20.3 12.6
Nov 22 13.3 6.2
Dec 15.7 8.1 2



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.

Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Barstow (in).

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 4% 0 0.4
Feb 3% 0 0.4
Mar 1% 0 0.1
Apr 2% 0 0.1
May 0% 0 0
Jun 0% 0 0
Jul 2% 0 0.2
Aug 2% 0 0.4
Sep 1% 0 0.1
Oct 2% 0 0.2
Nov 3% 0 0.4
Dec 6% 0 0.9

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 4 0 1
Feb 3 0 1
Mar 1 0 0.3
Apr 2 0 0.3
May 0 0 0
Jun 0 0 0
Jul 2 0 0.5
Aug 2 0 1
Sep 1 0 0.3
Oct 2 0 0.5
Nov 3 0 1
Dec 6 0 2.3


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.

Avg. Relative Humidity


The graph below shows wind speed (max and average) in knots.

Max Sustained Wind
Average Daily Wind

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
Jan 28.8%
Feb 28.5%
Mar 19.7%
Apr 15.5%
May 12.7%
Jun 9.5%
Jul 13.4%
Aug 12.7%
Sep 14.9%
Oct 18.6%
Nov 24%
Dec 37.3%


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

Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 67.6 in December means 67.6% of the tourists vs. July.



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.


Best Times to Travelthe United States › Barstow, CA, US