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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
Next 24 hours in Johnston
| Time | Conditions | Temp | Rain chance |
|---|---|---|---|
| 1am | Overcast | 22°C | 0% |
| 2am | Overcast | 21°C | 0% |
| 3am | Overcast | 21°C | 0% |
| 4am | Overcast | 20°C | 0% |
| 5am | Overcast | 20°C | 0% |
| 6am | Overcast | 20°C | 0% |
| 7am | Clear sky | 22°C | 0% |
| 8am | Clear sky | 24°C | 0% |
| 9am | Clear sky | 26°C | 0% |
| 10am | Clear sky | 27°C | 0% |
| 11am | Clear sky | 28°C | 0% |
| 12pm | Clear sky | 29°C | 0% |
| 1pm | Clear sky | 30°C | 0% |
| 2pm | Clear sky | 30°C | 0% |
| 3pm | Clear sky | 31°C | 0% |
| 4pm | Clear sky | 30°C | 0% |
| 5pm | Clear sky | 29°C | 1% |
| 6pm | Clear sky | 28°C | 1% |
| 7pm | Clear sky | 27°C | 2% |
| 8pm | Overcast | 26°C | 3% |
| 9pm | Partly cloudy | 25°C | 3% |
| 10pm | Clear sky | 24°C | 1% |
| 11pm | Mainly clear | 22°C | 1% |
| 12am | Overcast | 20°C | 0% |
14-day forecast for Johnston
| Day | Conditions | High / Low | Rain chance |
|---|---|---|---|
| Today | Overcast | 31° / 20° | 3% |
| Fri, Jul 17 | Overcast | 29° / 16° | 0% |
| Sat, Jul 18 | Light drizzle | 32° / 18° | 81% |
| Sun, Jul 19 | Moderate drizzle | 29° / 20° | 81% |
| Mon, Jul 20 | Overcast | 29° / 15° | 5% |
| Tue, Jul 21 | Slight rain showers | 31° / 19° | 43% |
| Wed, Jul 22 | Overcast | 27° / 16° | 44% |
| Thu, Jul 23 | Overcast | 29° / 15° | 36% |
| Fri, Jul 24 | Overcast | 30° / 16° | 19% |
| Sat, Jul 25 | Moderate drizzle | 29° / 18° | 22% |
| Sun, Jul 26 | Thunderstorm | 28° / 17° | 50% |
| Mon, Jul 27 | Clear sky | 27° / 14° | 38% |
| Tue, Jul 28 | Overcast | 27° / 14° | 32% |
| Wed, Jul 29 | Overcast | 26° / 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.