The best times to visit San Leandro for ideal weather are

April 23rd 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 San Leandro Travel Info

Weather in San Leandro

Temperature

Average temperatures in San Leandro vary greatly. Considering humidity, temperatures feel nice most of the year, excluding some cold weeks in the winter, with a very low chance of rain or snow throughout the year. The area is more temperate than most — in the 65th 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 San Leandro, the hottest months are September, August, and then July. See average monthly temperatures below. The warmest time of year is generally late August to early September where highs are regularly around 86°F (30°C) with temperatures rarely dropping below 60.2°F (15.7°C) at night.

San Leandro Temperatures (Fahrenheit)

Key
High
Average
Low

San Leandro 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.

San Leandro Perceived Temperature (F)

Key
High
Average
Low

San Leandro Perceived Temperature (C)

Key
High
Average
Low

 

Average San Leandro 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 58.4 49.5 42.1
Feb 60.3 52.1 45.7
Mar 64.4 54 46.2
Apr 66.3 55.5 48
May 69 58.6 51.6
Jun 73.2 62 55.4
Jul 73.7 62.8 56.7
Aug 75.6 64.3 58
Sep 77.6 65.2 57.8
Oct 72 60.8 53
Nov 66.2 55.9 48
Dec 56.3 47.6 40.5

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 14.7 9.7 5.6
Feb 15.7 11.2 7.6
Mar 18 12.2 7.9
Apr 19.1 13.1 8.9
May 20.6 14.8 10.9
Jun 22.9 16.7 13
Jul 23.2 17.1 13.7
Aug 24.2 17.9 14.4
Sep 25.3 18.4 14.3
Oct 22.2 16 11.7
Nov 19 13.3 8.9
Dec 13.5 8.7 4.7

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in San Leandro are June, July, and then August. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late May. For example, on the week of May 21st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late January with an average of 3 days of significant precipitation the week of January 22nd.

When can you find snow in San Leandro? 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 San Leandro.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in San Leandro (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 23% 0 3.2
Feb 32% 0 3.3
Mar 13% 0 1.2
Apr 12% 0 1.2
May 5% 0 0.4
Jun 0% 0 0
Jul 0% 0 0
Aug 0% 0 0
Sep 2% 0 0.2
Oct 6% 0 1.8
Nov 8% 0 1.1
Dec 22% 0 2.2

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 23 0 8.1
Feb 32 0 8.4
Mar 13 0 3
Apr 12 0 3
May 5 0 1
Jun 0 0 0
Jul 0 0 0
Aug 0 0 0
Sep 2 0 0.5
Oct 6 0 4.6
Nov 8 0 2.8
Dec 22 0 5.6

 

Humidity and Wind

San Leandro has some high humidity months, with other comfortably humid months. The least humid month is October (56.7% relative humidity), and the most humid month is February (68.3%).

Wind in San Leandro is usually calm. The windiest month is April, followed by June and May. April’s average wind speed of around 7.2 knots (8.3 MPH or 13.4 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid April where average top sustained speeds reach 16.3 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in San Leandro.

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 4.7 Light breeze 10.7 Gentle breeze
Feb 5.2 Light breeze 11.8 Significant breeze
Mar 5.7 Light breeze 13.2 Gentle breeze
Apr 7.2 Gentle breeze 15.4 Significant breeze
May 7 Gentle breeze 14.5 Gentle breeze
Jun 7 Gentle breeze 14.1 Significant breeze
Jul 7 Gentle breeze 13.5 Gentle breeze
Aug 6.3 Light breeze 13.1 Significant breeze
Sep 5.4 Light breeze 12.9 Gentle breeze
Oct 5 Light breeze 12 Significant breeze
Nov 3.5 Barely noticeable 9.5 Gentle breeze
Dec 4.5 Light breeze 10.5 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 63.1%
Feb 68.3%
Mar 60.8%
Apr 57%
May 60.6%
Jun 60.6%
Jul 65.8%
Aug 64.6%
Sep 58.3%
Oct 56.7%
Nov 61.3%
Dec 61.7%

 

Is it Safe to Travel to San Leandro?

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 San Leandro, CA, US is July, followed by June and December. 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 San Leandro 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 slightly extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 50.8 in November means 50.8% of the tourists vs. July.

 

 

Overall San Leandro Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 72.2°F (22.3°C) and 62.2°F (16.8°C) with warmer temperatures in the later months. Rain is rare with 1 to 4 days of significant precipitation per month. Spring is the slowest for tourism, which makes it a good time for those looking for deals.

Summer (June through August)

The middle-year months have comfortably cool weather with high temperatures that are comfortable. These months see the least precipitation with about 0 days of precipitation per month. June – August is the busiest season for tourism in San Leandro, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 79.5°F (26.4°C) and 63.6°F (17.6°C), which will feel comfortable given the humidity and wind. It rains or snows a normal amount: 1 to 2 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.

Winter (December through February)

Weather is too cold this time of year in San Leandro to be enjoyable for warm weather travelers. The average high during this season is between 62.2°F (16.8°C) and 54.4°F (12.4°C). On average, it rains or snows a fair amount: 7 to 9 times per month. These times of year are the second busiest with tourists.

 

Best Times to Travel› the United States › San Leandro, CA, US