Fullerton Weather in October

Thinking of visiting Fullerton in October? Expect high temperatures reaching 28°C (82°F) during the day, dropping to 15°C (59°F) at night, with minimal rainfall.

Rainfall in Fullerton in October

Based on our climate data of the past 30 years, about 2 days of rain are anticipated, with 11 mm (0.4 in) on average. Rain is scarce this month and when it does fall, it tends to be light. Unlikely to disrupt plans significantly.

Temperature in Fullerton in October

Fullerton in October has perfect weather. Days reach 28°C (82°F) and nights cool to 15°C (59°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights cool down to 15°C (59°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Fullerton in October

With approximately 252 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

If you're a fan of comfortable temperatures and drier conditions, October is a great time to visit.

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• January
• February
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For a detailed overview over the year and the best time to visit the United States of America, check out our Fullerton's climate page.

Fullerton Temperature in October

Min Temperature 15°C (59°F)  

Max Temperature 28°C (82°F)  

Chance of Rain 7%  

Precipitation 11 mm (0.4 in)  

Rainy days 2 days  

Sunshine 252 hours *  

Percentage Sunshine *  

* Data from: Corona, the United States of America (33 KM, 20 Miles).

What to Wear in Fullerton in October

Warm weather calls for comfortable, breathable clothing in October. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Almost no rain is expected, so no need to bring rain gear. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Fullerton in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Fullerton's climate page.

More climate data for Fullerton

Temperature Rainfall Sunshine

See the full Fullerton climate overview or explore weather in the United States of America.