Thornton
Weather by month
Current – 10-day forecastForecast

Thornton Weather in June

Thornton in June sees high daytime temperatures of 30°C (86°F) and nighttime lows of 13°C (55°F). Moderate rainfall is typical, with around 36 mm (1.4 in) for the month.

Rainfall in Thornton in June

Climate statistics over the past 30 years suggest around 7 days of rain, with 36 mm (1.4 in) average for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Thornton in June

Temperatures in Thornton in June top out at 30°C (86°F) and drop to 13°C (55°F) overnight. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 13°C (55°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 Thornton in June

Expect sunny days throughout the month, with an estimated 315 hours of sunshine. This makes it a pleasant time to visit Thornton.

Wind Speed in Thornton in June

In June, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

Should you favor a climate that's both dry and comfortably warm, May and September typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Thornton Temperature in June

Min Temperature
13°C (55°F)
Max Temperature
30°C (86°F)
Chance of Rain
23%
Precipitation
36 mm (1.4 in)
Rainy days
7 days
Humidity
49% *
Windspeed
4 m/s (8 knots) *
Sunshine
315 hours *
Percentage Sunshine
70% *
* Data from: Denver, the United States of America (15 KM, 9 Miles).

Thornton Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Thornton - and find the best time to visit.

Best Places in the United States of America in June

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in June →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Thornton in June

Warm weather calls for comfortable, breathable clothing in June. 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). Some rain is possible, so pack something to handle light showers. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Thornton in June

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

Thornton 3-Day Forecast

Popular in June

Where to go in June - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.