5-day weather forecast Fairfax 13-07-2026

Weather forecast Fairfax Monday, July 13 13.07.2026: sunny, temperature from 18 °C to 29 °C.

Precipitation probability 12%. Wind up to 3.11 m/s (gusts 6.31 m/s). Air humidity 54–93%, atmospheric pressure 765–767 mm Hg, UV index up to 10.4.

Sunrise 06:03
Sunset 20:51

New Moon0% illuminated
Moonrise 04:23 · Moonset 20:31

Chart

Table

← Sun, Jul 12

Mon, Jul 13, 2026

Tue, Jul 14 →

Forecast from 18 °C to 29 °C and precipitation

Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	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	21:00	22:00	23:00
Temperature (°C)	20	20	19	19	18	18	18	19	21	23	24	26	27	28	29	29	29	29	29	27	25	23	22	21
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time	00:00	01:00	02:00	03:00	04:00	05:00	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	21:00	22:00	23:00
Cloud cover (%)	0	0	0	0	0	0	0	0	1	0	3	9	7	0	0	7	4	3	0	0	0	0	0	0
Rain chance (%)	12	12	12	12	12	14	14	14	11	9	7	6	4	3	3	3	2	2	3	5	7	8	9	9

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	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	21:00	22:00	23:00
Wind (m/s)	2.61	3	2.69	2.81	2.69	2.5	2.11	1.61	1.5	1.81	2.11	2.5	2.69	2.89	2.81	3	2.89	3.11	3	2.89	2.81	2.69	2.39	2
Wind gust (m/s)	5.47	6.31	5.67	5.89	5.67	5.25	4.42	3.28	2.25	2.22	2.42	2.89	3.11	3.33	3.22	3.44	3.39	3.89	3.97	4.5	5.61	5.67	5.03	4.19
Wind direction (°)	SE 138°	SSE 150°	SE 134°	SE 140°	SE 142°	SSE 149°	SSE 149°	SE 145°	SE 126°	SE 132°	SE 144°	SE 139°	SE 133°	SE 132°	SE 132°	SE 136°	SE 143°	SE 144°	SSE 147°	SSE 150°	SE 145°	SE 143°	SE 137°	SE 145°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	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	21:00	22:00	23:00
Humidity (%)	87	87	87	87	88	91	93	91	85	79	74	69	65	60	57	55	54	54	61	68	76	79	80	81

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	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	21:00	22:00	23:00
Pressure (mm Hg)	766	767	767	767	767	767	767	767	767	767	767	767	767	767	767	766	766	766	765	765	765	766	766	766

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	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	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0	0.3	1	2.5	4.7	7.2	9.3	10.4	10.2	8.7	6.5	4	2	0.7	0.2	0	0	0

← Sun, Jul 12

Mon, Jul 13, 2026

Tue, Jul 14 →

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.

Learn more about our methodology →