The best times to visit San Francisco Island for ideal weather are
February 26th to May 20th
October 1st to November 18th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
San Francisco Island Travel Guide
Other San Francisco Island Travel Info
Weather in San Francisco Island
Average temperatures in San Francisco Island vary an incredible amount. 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 San Francisco Island, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally late July where highs are regularly around 111.8°F (44.3°C) with temperatures rarely dropping below 83.1°F (28.4°C) at night.
San Francisco Island Temperatures (Fahrenheit)
San Francisco Island 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.
San Francisco Island Perceived Temperature (F)
San Francisco Island Perceived Temperature (C)
Average San Francisco Island 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 San Francisco Island 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 early January. For example, on the week of January 1st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late January and early February with an average of 1 days of significant precipitation the week of January 29th.
When can you find snow in San Francisco Island? 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 Francisco Island.
Snow on the Ground
The graph below shows the average snow on the ground in San Francisco Island (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
San Francisco Island has some comfortably humid months, with some extremely dry months. The least humid month is July (8.7% relative humidity), and the most humid month is January (49.6%).
Wind in San Francisco Island is usually calm. The windiest month is July, followed by June and April. July’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 late June where average top sustained speeds reach 16.5 knots, which is considered a moderate breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in San Francisco Island.
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||5||Light breeze||10.1||Gentle breeze|
|Feb||6.1||Light breeze||12||Significant breeze|
|Mar||5.5||Light breeze||11.6||Gentle breeze|
|Apr||6.4||Light breeze||13.2||Significant breeze|
|May||5.6||Light breeze||13.3||Gentle breeze|
|Jun||7||Gentle breeze||13.5||Significant breeze|
|Jul||7.2||Gentle breeze||13.5||Gentle breeze|
|Aug||5.4||Light breeze||11.3||Significant breeze|
|Sep||3.5||Barely noticeable||9.3||Gentle breeze|
|Oct||4.5||Light breeze||10.1||Gentle breeze|
|Nov||4.6||Light breeze||9.5||Gentle breeze|
|Dec||4.6||Light breeze||9.5||Gentle breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to San Francisco Island?
Our best data indicates this area is somewhat safe, but with extra warnings in a few regions. As of Oct 07, 2019 there are travel warnings and regional advisories for the Philippines; exercise a high degree of caution and avoid some areas. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 20, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in San Francisco Island, the Philippines is January, followed by September 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 San Francisco Island in June. 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 San Francisco Island Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel warm. Highs range from 103.5°F (39.7°C) and 65.1°F (18.4°C) with warmer temperatures in the later months. Rain is rare with roughly 1 days of significant precipitation per month. Spring is fairly slow for tourism, which makes it a good time for those looking for deals.
Summer (June through August)
The middle-year months have hot weather with high temperatures that are extremely hot. These months see the least precipitation with about 0 days of precipitation per month. June – August is the slowest season for tourism in San Francisco Island, so lodging and other accommodations may cost less than usual.
Fall (September through November)
Fall daily highs range from 103.6°F (39.8°C) and 59.1°F (15.1°C), which will feel very nice given the humidity and wind. It rains or snows a trivial amount: approximately 0 days per month. Tourism is the second busiest during these months due to the weather, so hotels may be slightly higher priced.
Winter (December through February)
Weather is too cold this time of year in San Francisco Island to be enjoyable for warm weather travelers. The average high during this season is between 68.3°F (20.2°C) and 46.2°F (7.9°C). On average, it rains or snows a smalll amount: 0 to 3 times per month. These times of year are the busiest with tourists.