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)	0.89	1.11	1	1	0.89	0.89	1.19	1.11	1.39	1.81	1.89	2.31	2.89	2.5	1.89	1.69	1.31	2.81	3.69	3.19	2.69	2.69	2.69	2.69
Wind gust (m/s)	0.89	5.11	1	4	3.89	0.92	4.19	6.11	2.61	3.22	3.83	4.39	5.42	6.11	5.22	4.31	4.31	7.64	9.19	9.11	7.22	6.11	7.72	9.5
Wind direction (°)	ESE 116°	SE 125°	SE 128°	ESE 118°	SSE 149°	S 179°	S 177°	S 181°	SW 216°	SSW 210°	SSW 213°	SSW 210°	SW 226°	SW 221°	WSW 239°	WNW 298°	W 264°	WSW 254°	WSW 238°	SW 233°	SW 228°	SSW 212°	SSW 210°	SW 219°

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 (%)	78	86	89	90	90	93	94	94	89	78	70	61	56	57	62	68	69	62	63	70	74	78	83	82

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)	768	767	767	767	767	767	767	767	767	767	767	766	766	765	764	764	763	763	762	762	762	762	762	761

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	0.3	1.1	2.7	3.9	4.7	6.2	6.2	4	2.2	1.3	0.6	0	0	0	0	0

Air quality & pollen

Air quality
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
PM2.5 (µg/m³)	15.1	16.1	15.7	15	14.7	14.2	13.2	12.1	10.7	8.1	7.8	7.3	7.3	7.4	7	6.5	6	5.8	5.9	6	6	6	5.9	5.8
PM10 (µg/m³)	15.4	16.3	15.9	15.3	14.9	14.4	13.5	12.3	11	8.5	8.4	8.2	8.3	8.3	7.7	7	6.5	6.3	6.5	6.7	6.7	6.6	6.5	6.4
Ozone (O₃) (µg/m³)	52	50	49	48	47	47	48	51	57	68	82	93	100	106	109	111	112	110	104	97	90	86	84	82
NO₂ (µg/m³)	18.4	18.3	17.8	16.8	15.3	13.7	12	10.2	8.3	5.9	3.4	1.6	0.9	0.9	0.9	0.8	0.8	1	1.7	2.7	3.3	3.4	3.1	2.9
SO₂ (µg/m³)	1.5	1.5	1.5	1.4	1.2	1.1	1	0.9	0.9	0.9	1	1.1	1.4	1.9	2.1	2	1.6	1.4	1.4	1.4	1.5	1.5	1.6	1.6
CO (µg/m³)	202	181	164	157	155	155	157	161	163	161	158	153	145	136	130	129	130	133	137	142	145	145	144	143

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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.

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5-day weather forecast State College Sep 9, 2026

Forecast from 17 °C to 27 °C and precipitation

Cloud cover and precipitation probability

Wind speed and direction