The best times to visit Twain Harte for ideal weather are

April 30th to October 28th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Twain Harte Travel Info

Weather in Twain Harte

Temperature

Average temperatures in Twain Harte vary greatly. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a low chance of precipitation most of the year. The area is less temperate than some — in the 37th 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 Twain Harte, the hottest months are July, August, and then September. See average monthly temperatures below. The warmest time of year is generally early July where highs are regularly around 94.9°F (34.9°C) with temperatures rarely dropping below 59.9°F (15.5°C) at night.

Twain Harte Temperatures (Fahrenheit)

Key
High
Average
Low

Twain Harte Temperatures (Celsius)

Key
High
Average
Low

“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.

Twain Harte Perceived Temperature (F)

Key
High
Average
Low

Twain Harte Perceived Temperature (C)

Key
High
Average
Low

 

Average Twain Harte 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 57.7 43.2 33.6
Feb 58.3 44.7 34.8
Mar 63.1 49.2 38.2
Apr 68.1 53 40.3
May 76.5 60.4 45.8
Jun 87.3 69.6 52.6
Jul 94.3 76.7 59.3
Aug 93.7 75.2 57.7
Sep 90.1 71.1 55.1
Oct 76.2 59.5 47.2
Nov 62.1 47.1 37.1
Dec 53.8 42.4 34.3

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 14.3 6.2 0.9
Feb 14.6 7.1 1.6
Mar 17.3 9.6 3.4
Apr 20.1 11.7 4.6
May 24.7 15.8 7.7
Jun 30.7 20.9 11.4
Jul 34.6 24.8 15.2
Aug 34.3 24 14.3
Sep 32.3 21.7 12.8
Oct 24.6 15.3 8.4
Nov 16.7 8.4 2.8
Dec 12.1 5.8 1.3

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Twain Harte are August, July, and then September. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around mid June. For example, on the week of June 18th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late February and early March with an average of 3 days of significant precipitation the week of February 26th.

When can you find snow in Twain Harte? 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 Twain Harte.

Key
Days with precipitation

Snow on the Ground

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

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 18% 0 4.4
Feb 26% 0 4.9
Mar 25% 0 4.9
Apr 18% 0 3.4
May 13% 0 2.1
Jun 5% 0 0.9
Jul 2% 0 0.3
Aug 0% 0 0.1
Sep 3% 0 0.5
Oct 11% 0 2.7
Nov 18% 0 3.4
Dec 27% 0 7.8

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 18 0 11.2
Feb 26 0 12.4
Mar 25 0 12.4
Apr 18 0 8.6
May 13 0 5.3
Jun 5 0 2.3
Jul 2 0 0.8
Aug 0 0 0.3
Sep 3 0 1.3
Oct 11 0 6.9
Nov 18 0 8.6
Dec 27 0 19.8

 

Humidity and Wind

Twain Harte has some very humid months, and dry months in the opposite season. The least humid month is August (24.2% relative humidity), and the most humid month is December (75.8%).

Wind in Twain Harte is usually extremely calm. The windiest month is June, followed by May and April. June’s average wind speed of around 2.6 knots (3 MPH or 4.9 KPH) is considered “light air.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early April where average top sustained speeds reach 9.5 knots, which is considered a gentle breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Twain Harte.

Key
Avg. Relative Humidity

Wind

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

Key
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 1.1 Barely noticeable 6.6 Light breeze
Feb 1.9 Barely noticeable 8.1 Gentle breeze
Mar 2.3 Barely noticeable 8.6 Light breeze
Apr 2.5 Barely noticeable 9 Gentle breeze
May 2.6 Barely noticeable 8.5 Light breeze
Jun 2.6 Barely noticeable 8.8 Gentle breeze
Jul 2.5 Barely noticeable 8.5 Light breeze
Aug 2.4 Barely noticeable 8.5 Gentle breeze
Sep 2 Barely noticeable 8.1 Light breeze
Oct 1.7 Barely noticeable 7.5 Gentle breeze
Nov 1.4 Barely noticeable 6.8 Light breeze
Dec 1.6 Barely noticeable 7.2 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 67.3%
Feb 67.1%
Mar 61.6%
Apr 55.1%
May 44.6%
Jun 34%
Jul 26.4%
Aug 24.2%
Sep 27.7%
Oct 48.9%
Nov 67.7%
Dec 75.8%

 

Is it Safe to Travel to Twain Harte?

Our best data indicates this area is generally safe. As of Dec 04, 2023 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 Dec 04, 2023.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Twain Harte, CA, US is July, followed by June and August. 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 Twain Harte in November. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
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 somewhat extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 44.8 in November means 44.8% of the tourists vs. July.

 

 

Overall Twain Harte Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 81.5°F (27.5°C) and 57.7°F (14.3°C) with warmer temperatures in the later months. Rain is somewhat common with 4 to 8 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 very comfortable weather with high temperatures that are quite warm. These months see the least precipitation with 0 to 2 days of precipitation per month. June – August is the busiest season for tourism in Twain Harte, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 91.6°F (33.1°C) and 58.1°F (14.5°C), which will feel comfortable given the humidity and wind. It rains or snows a normal amount: 1 to 5 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 Twain Harte to be enjoyable for warm weather travelers. The average high during this season is between 61.5°F (16.4°C) and 51.4°F (10.8°C). On average, it rains or snows a fair amount: 5 to 8 times per month. These times of year are fairly slow with tourists.

 

Best Times to Travel› the United States › Twain Harte, CA, US