Weather forecast for 10 days
Rancho Cucamonga, CA

Weather forecast for the weekend

Sunday, Jun 15.

Sunny
5:37 am

8:05 pm
PDT
Sunny
97°F / 64°F
  • Wind: 13mph WSW
  • Humidity: 24%
  • Precip. probability: 0%
  • Precipitation: 0"
  • UV index: 10
On Sunday, in Rancho Cucamonga, sunny skies are in store, with excellent visibility.
Significant variations in temperature are forecasted, peaking at a very hot 96.8°F and dropping to a low of an enjoyable 64.4°F.
The forecast high of 96.8°F is more in line with July's average of 90.5°F than June's 84.7°F.
Sunrise was at 5:37 am and sunset will be at 8:05 pm; the daylight will last for 14h and 28min.

Frequently asked questions

What is the weather forecast for Rancho Cucamonga for the next ten days?
In Rancho Cucamonga, mostly cloudless and sunny weather is anticipated for the next ten days.
How hot will it be in the next ten days?
The maximum temperature will vary between 84.2°F and 96.8°F, while the minimum temperature will range between 59°F and 64.4°F.
What will be the hottest and the coldest days?
Today is the hottest day, with a maximum temperature of 96.8°F. Saturday will be the coldest day, with a maximum temperature of 84.2°F.

Long-term weather forecast

SunJun 15.
  • 97°F
  • 64°F
Sunny
Sunny
  • Wind: 13mph WSW
  • Humidity: 24%
  • UV index: 10
  • Precip. probability: 0%
  • Precipitation: 0"
  • 5:37 am 8:05 pm PDT
MonJun 16.
  • 95°F
  • 63°F
Sunny
Sunny
  • Wind: 14mph SW
  • Humidity: 35%
  • UV index: 10
  • Precip. probability: 1%
  • Precipitation: 0"
  • 5:37 am 8:05 pm PDT
TueJun 17.
  • 93°F
  • 64°F
Sunny
Sunny
  • Wind: 12mph WSW
  • Humidity: 33%
  • UV index: 10
  • Precip. probability: 0%
  • Precipitation: 0"
  • 5:37 am 8:05 pm PDT
WedJun 18.
  • 95°F
  • 64°F
Sunny
Sunny
  • Wind: 12mph WSW
  • Humidity: 35%
  • UV index: 10
  • Precip. probability: 0%
  • Precipitation: 0"
  • 5:37 am 8:05 pm PDT
ThuJun 19.
  • 91°F
  • 64°F
Sunny
Sunny
  • Wind: 12mph WSW
  • Humidity: 41%
  • UV index: 10
  • Precip. probability: 1%
  • Precipitation: 0"
  • 5:37 am 8:06 pm PDT
FriJun 20.
  • 90°F
  • 61°F
Sunny
Sunny
  • Wind: 12mph SW
  • Humidity: 45%
  • UV index: 10
  • Precip. probability: 1%
  • Precipitation: 0"
  • 5:37 am 8:06 pm PDT
SatJun 21.
  • 84°F
  • 59°F
Sunny
Sunny
  • Wind: 12mph SW
  • Humidity: 52%
  • UV index: 10
  • Precip. probability: 1%
  • Precipitation: 0"
  • 5:37 am 8:06 pm PDT
SunJun 22.
  • 86°F
  • 61°F
Sunny
Sunny
  • Wind: 11mph WSW
  • Humidity: 42%
  • UV index: 10
  • Precip. probability: 1%
  • Precipitation: 0"
  • 5:38 am 8:06 pm PDT
MonJun 23.
  • 88°F
  • 61°F
Sunny
Sunny
  • Wind: 12mph WSW
  • Humidity: 39%
  • UV index: 10
  • Precip. probability: 0%
  • Precipitation: 0"
  • 5:38 am 8:07 pm PDT
TueJun 24.
  • 86°F
  • 63°F
Sunny
Sunny
  • Wind: 12mph SW
  • Humidity: 44%
  • UV index: 10
  • Precip. probability: 0%
  • Precipitation: 0"
  • 5:38 am 8:07 pm PDT
It is expected that bright and mostly sunny weather is expected.
Rainfall is not forecasted in Rancho Cucamonga in the upcoming days.
Temperature fluctuation will be noticeable in the upcoming period. The maximum temperature will vary between 84.2°F and 96.8°F, while the nighttime low will be mostly stable, as the minimum temperature will fluctuate between 59°F and 64.4°F.
The hottest day is today, with a maximum temperature of 96.8°F; expect the coldest day on Saturday with a high of 84.2°F.
Updated: Jun 15, 2025 @ 18:28:02 UTC
Published by: Weather U.S. | About Us
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