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Johnston weather

Current conditions and a 14-day forecast for Johnston, United States. Looking for typical seasonal weather instead? See the historical climate averages.

Now

22°C

Overcast · feels 21°C

Humidity

55%

relative humidity

Wind

15 km/h

10m wind speed

Chance of rain

3%

today

High / Low today31° / 20°
UV index8
Sunrise5:25 AM
Sunset8:18 PM

Next 24 hours in Johnston

TimeConditionsTempRain chance
1amOvercast22°C0%
2amOvercast21°C0%
3amOvercast21°C0%
4amOvercast20°C0%
5amOvercast20°C0%
6amOvercast20°C0%
7amClear sky22°C0%
8amClear sky24°C0%
9amClear sky26°C0%
10amClear sky27°C0%
11amClear sky28°C0%
12pmClear sky29°C0%
1pmClear sky30°C0%
2pmClear sky30°C0%
3pmClear sky31°C0%
4pmClear sky30°C0%
5pmClear sky29°C1%
6pmClear sky28°C1%
7pmClear sky27°C2%
8pmOvercast26°C3%
9pmPartly cloudy25°C3%
10pmClear sky24°C1%
11pmMainly clear22°C1%
12amOvercast20°C0%

14-day forecast for Johnston

DayConditionsHigh / LowRain chance
TodayOvercast31° / 20°3%
Fri, Jul 17Overcast29° / 16°0%
Sat, Jul 18Light drizzle32° / 18°81%
Sun, Jul 19Moderate drizzle29° / 20°81%
Mon, Jul 20Overcast29° / 15°5%
Tue, Jul 21Slight rain showers31° / 19°43%
Wed, Jul 22Overcast27° / 16°44%
Thu, Jul 23Overcast29° / 15°36%
Fri, Jul 24Overcast30° / 16°19%
Sat, Jul 25Moderate drizzle29° / 18°22%
Sun, Jul 26Thunderstorm28° / 17°50%
Mon, Jul 27Clear sky27° / 14°38%
Tue, Jul 28Overcast27° / 14°32%
Wed, Jul 29Overcast26° / 17°26%

Want more sun and moon detail for Johnston? Use the sun calculator or moon calculator and search for Johnston. For a live look at any other city, try the interactive weather tool.

Frequently asked questions

What's the weather like in Johnston today?

Current conditions and today's forecast for Johnston, United States are shown above, refreshed regularly through the day.

How accurate is a 14-day forecast?

A forecast is most reliable for the next 3-5 days. Beyond that, temperature and precipitation chances further out are a general trend rather than an exact prediction.

What is Johnston's weather usually like?

For long-term averages — typical monthly temperatures and rainfall based on years of historical data — see Johnston's climate page rather than this live forecast.