Fairfax County (Herndon)
Tomorrow
Tomorrow weather in Fairfax County
Thursday, June 18th, 2026
34°
Patchy rain possible
The weather tomorrow in Fairfax County will be a bit hotter than today, with max temperatures of 33°.
The wind tomorrow will get stronger and reach 26 km/h.
34° / 21°
Temp
36%
Rain
26 km/h
Wind
54%
Humidity
Fairfax County Weather Pages
Fairfax County hourly forecast for tomorrow
Scroll right to see more weather forecasts for Fairfax County tomorrow
| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 05:43 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 20:37 | 21:00 | 22:00 | 23:00 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | | | | | |  |  | | | | | | | |  | | | | | | |  | | | | Next |
| temperatures | 22.5° | 22.6° | 22.9° | 23.5° | 23.6° | 23.5° | Sunrise | 23.4° | 22.3° | 21.9° | 24.1° | 27.2° | 29° | 30.2° | 31.3° | 32.6° | 33° | 32.4° | 32° | 31.1° | 30° | 28.8° | Sunset | 27° | 25.2° | 23.7° | |
| feels like | 24.7° | 24.7° | 24.8° | 25° | 25.1° | 25.1° | 25.1° | 24.7° | 21.9° | 26.1° | 29.1° | 30.9° | 31.9° | 32.7° | 34° | 34.3° | 33.7° | 33.3° | 32.5° | 31.2° | 29.9° | 28.2° | 26.7° | 25.6° | |||
| wind speed | 16 km/h | 16 km/h | 16 km/h | 20 km/h | 21 km/h | 20 km/h | 22 km/h | 21 km/h | 18 km/h | 19 km/h | 22 km/h | 26 km/h | 22 km/h | 26 km/h | 27 km/h | 26 km/h | 25 km/h | 24 km/h | 23 km/h | 21 km/h | 22 km/h | 17 km/h | 9 km/h | 9 km/h | |||
| wind degree | 165° | 185° | 183° | 194° | 202° | 196° | 201° | 200° | 214° | 208° | 217° | 238° | 253° | 272° | 260° | 265° | 272° | 275° | 272° | 272° | 268° | 267° | 294° | 326° | |||
| wind direction | SSE | S | S | SSW | SSW | SSW | SSW | SSW | SW | SSW | SW | WSW | WSW | W | W | W | W | W | W | W | W | W | WNW | NW | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0.5 mm | 0.2 mm | 0 mm | 0.2 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 4% | 3% | 2% | 2% | 2% | 3% | 6% | 13% | 46% | 36% | 9% | 17% | 5% | 3% | 2% | 2% | 2% | 2% | 2% | 2% | 8% | 3% | 5% | 5% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 61% | 54% | 51% | 51% | 50% | 54% | 57% | 60% | 80% | 84% | 65% | 50% | 50% | 44% | 40% | 37% | 37% | 43% | 45% | 49% | 51% | 53% | 60% | 62% | |||
| dew point | 14.5° | 12.6° | 12.2° | 12.8° | 13.1° | 13.7° | 14.5° | 15.1° | 17.6° | 18.8° | 19.3° | 18.8° | 19.2° | 18° | 17° | 17.2° | 16.9° | 17.7° | 18° | 18.3° | 17.7° | 17.3° | 17.1° | 15.8° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 9 km | 9 km | 10 km | 9 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 6% | 8% | 9% | 9% | 6% | 8% | 49% | 86% | 78% | 89% | 60% | 70% | 45% | 31% | 18% | 19% | 18% | 19% | 19% | 16% | 73% | 11% | 20% | 20% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0.7 | 2.2 | 5 | 6.8 | 5.2 | 5.9 | 6 | 8 | 5.9 | 3.5 | 1.7 | 0.5 | 0.1 | 0 | 0 | 0 |
Weather in Fairfax County tomorrow
The temperature tomorrow in Fairfax County is expected to be typical for this time of year, with a forecast of 34 °C, closely aligning with the historical average for June 18th.
temperatures
34 °C
rain
0.9 mm
wind
26 km/h
UV
High
Fairfax County daylight overview ☀️
Tomorrow in Fairfax County, The sun rises at 05:43 and sets at 20:37, giving a total daylight duration of 14 hours and 54 minutes.
Top locations in Fairfax County
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What to wear tomorrow in Fairfax County? clothing recommendations
Stay comfortably stylish - your tailored guide for tomorrow's Fairfax County forecast.
Short-sleeve shirt
Shorts
Lightweight trousers
Breathable footwear
Sunglasses
Wide brimmed hat
Sunscreen
Flip flop
The weather tomorrow in Fairfax County - FAQ
What is the maximum temperature for tomorrow in Fairfax County?
The maximum temperature for tomorrow in Fairfax County is expected to be 34° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain tomorrow in Fairfax County? 🌧️
Yes, there is a 36% chance of rain in Fairfax County tomorrow. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed tomorrow in Fairfax County? 🌀
The wind in Fairfax County is expected to blow at 26 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Fairfax County tomorrow?
Given the forecast of 34 °C with a 36% chance of rain, we advise checking our "What to wear tomorrow" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Fairfax County tomorrow.
What is the sunrise and sunset time for Fairfax County tomorrow?
The sun is expected to rise at 05:43 and set at 20:37 in Fairfax County.
How accurate is the weather forecast Fairfax County tomorrow? ✅
Fairfax County weather forecast for tomorrow is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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Where is Fairfax County?Get accurate weather forecasts for Fairfax County, located at latitude 38.97 and longitude -77.386. Stay updated with localized weather information tailored for Fairfax County.
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