Hillsboro Weather in September

Hillsboro in September averages 33°C (91°F) during the day and 19°C (66°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Hillsboro in September

Past climate data indicates that roughly 6 days will see rain, totalling around 88 mm (3.5 in) for the month. When rain does fall this month, it tends to come down hard. The low number of rain days makes each shower more significant.

Temperature in Hillsboro in September

September in Hillsboro sees highs of 33°C (91°F) and lows of 19°C (66°F) overnight. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. With overnight lows of 19°C (66°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Hillsboro in September

With approximately 229 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

If you prefer enjoying temperate temperatures and rain-free days, April and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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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 Hillsboro's climate page.

Hillsboro Temperature in September

Min Temperature 19°C (66°F)  

Max Temperature 33°C (91°F)  

Chance of Rain 20%  

Precipitation 88 mm (3.5 in)  

Rainy days 6 days  

Sunshine 229 hours *  

Percentage Sunshine *  

* Data from: Waco, the United States of America (51 KM, 31 Miles).

What to Wear in Hillsboro in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Hillsboro in September

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

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 Hillsboro's climate page.

More climate data for Hillsboro

Temperature Rainfall Sunshine

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