5-day weather forecast Fairfax 12-07-2026
Weather forecast Fairfax today 12.07.2026: sunny, temperature from 20 °C to 30 °C.
Precipitation probability 46%. Wind up to 4.39 m/s (gusts 8.28 m/s). Air humidity 48–95%, atmospheric pressure 761–767 mm Hg, UV index up to 8.
Sunset 20:35
Moonrise 03:08 · Moonset 19:10
| Temperature | Rain chance | Cloud cover | Humidity | Pressure | Wind | UV Index | ||
|---|---|---|---|---|---|---|---|---|
| 00:00 |  Patchy rain possible | 23 °C | 46% (0.25 mm/hr) | 88% | 91% | 761 mm Hg | WNW 302° 1.11 (2) m/s | 0 |
| 01:00 |  Overcast | 23 °C | 33% | 97% | 88% | 761 mm Hg | W 277° 0.81 (1.44) m/s | 0 |
| 02:00 |  Partly cloudy | 23 °C | 26% | 60% | 92% | 761 mm Hg | NW 310° 1.11 (1.97) m/s | 0 |
| 03:00 | Partly cloudy | 23 °C | 23% | 45% | 92% | 761 mm Hg | NW 315° 1.19 (2.17) m/s | 0 |
| 04:00 |  Clear | 23 °C | 15% | 11% | 93% | 761 mm Hg | NW 322° 1.31 (2.39) m/s | 0 |
| 05:00 |  Mist | 23 °C | 38% | 100% | 95% | 762 mm Hg | NNW 333° 1.61 (2.89) m/s | 0 |
| 06:00 |  Patchy rain possible | 23 °C | 31% (0.05 mm/hr) | 53% | 94% | 763 mm Hg | NNW 340° 1.81 (3.22) m/s | 0 |
| 07:00 |  Overcast | 23 °C | 32% | 100% | 90% | 764 mm Hg | N 349° 1.89 (3.22) m/s | 0.3 |
| 08:00 | Patchy rain possible | 23 °C | 36% (0.04 mm/hr) | 100% | 93% | 764 mm Hg | NNE 13° 2.31 (3.53) m/s | 1 |
| 09:00 |  Cloudy | 24 °C | 23% | 78% | 87% | 764 mm Hg | NNE 33° 2.69 (4.06) m/s | 2.2 |
| 10:00 |  Partly cloudy | 25 °C | 14% | 43% | 81% | 764 mm Hg | ENE 57° 3.19 (4.75) m/s | 4.1 |
| 11:00 |  Sunny | 29 °C | 7% | 13% | 71% | 764 mm Hg | ENE 71° 3.61 (5.92) m/s | 5.8 |
| 12:00 | Sunny | 28 °C | 4% | 5% | 66% | 764 mm Hg | E 79° 3.69 (6.53) m/s | 6.7 |
| 13:00 | Sunny | 29 °C | 3% | 3% | 57% | 764 mm Hg | ENE 78° 4.11 (7.64) m/s | 8 |
| 14:00 | Sunny | 29 °C | 3% | 15% | 53% | 764 mm Hg | E 89° 4.31 (8.28) m/s | 7.9 |
| 15:00 | Sunny | 30 °C | 2% | 9% | 51% | 764 mm Hg | E 100° 4.39 (5.58) m/s | 6 |
| 16:00 | Sunny | 30 °C | 2% | 7% | 49% | 764 mm Hg | ESE 107° 4.19 (5.83) m/s | 3.7 |
| 17:00 | Sunny | 29 °C | 2% | 9% | 48% | 764 mm Hg | ESE 115° 4 (5.94) m/s | 2 |
| 18:00 | Sunny | 28 °C | 2% | 1% | 48% | 764 mm Hg | ESE 122° 3.61 (5.64) m/s | 0.8 |
| 19:00 | Patchy rain possible | 24 °C | 22% (0.03 mm/hr) | 84% | 79% | 765 mm Hg | ESE 111° 2.81 (4.64) m/s | 0.3 |
| 20:00 | Patchy rain possible | 23 °C | 19% (0.01 mm/hr) | 77% | 80% | 765 mm Hg | E 97° 2.81 (5.14) m/s | 0 |
| 21:00 | Clear | 22 °C | 11% | 21% | 80% | 766 mm Hg | ESE 104° 2.81 (5.31) m/s | 0 |
| 22:00 | Clear | 21 °C | 10% | 17% | 80% | 766 mm Hg | ESE 104° 2.81 (5.33) m/s | 0 |
| 23:00 | Clear | 20 °C | 10% | 15% | 80% | 767 mm Hg | ESE 110° 2.39 (4.56) m/s | 0 |
Frequently asked questions about the weather in Fairfax
Today in Fairfax the temperature ranges from 20 °C to 30 °C, wind up to 4.39 m/s. Check the detailed hourly forecast above for more information.
The precipitation probability in Fairfax today is 46%. View the full multi-day forecast above to see the rain chances for each upcoming day.
The wind speed in Fairfax today reaches up to 4.39 m/s with gusts up to 8.28 m/s. Check the detailed wind chart above for hourly wind data.
The air humidity in Fairfax today ranges from 48% to 95%. View the humidity chart above for hourly details.
The UV index in Fairfax today reaches up to 8. Check the UV index chart above for hourly values throughout the day.
The atmospheric pressure in Fairfax today ranges from 761 to 767 mm Hg. View the pressure chart above for hourly readings.
Cloud cover in Fairfax today reaches up to 100%. Check the cloud cover chart above for hourly details throughout the day.
Fairfax on the map
Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.