5-day weather forecast Exeter 20-05-2026

Weather forecast Exeter Wednesday, May 20 20.05.2026: patchy rain possible, temperature from 11 °C to 18 °C.

Precipitation probability 100%. Wind up to 9.11 m/s (gusts 13.11 m/s). Air humidity 67–96%, atmospheric pressure 759–769 mm Hg, UV index up to 5.3.

Sunrise 05:19
Sunset 21:03

Waxing Crescent15% illuminated
Moonrise 08:19 · Moonset 00:55

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← Tue, May 19

Wed, May 20, 2026

Thu, May 21 →

Forecast from 11 °C to 18 °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)	13	13	13	13	13	13	13	13	14	15	15	17	17	18	18	18	18	18	17	16	14	12	11	11
Precipitation (mm/hr)	0.07	0.18	0.03	0.01	0.05	0.04	0.02	0.01	0.01	0.03	0.08	0.14	0.06	0.04	0.04	0.04	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 (%)	100	100	100	100	100	99	99	100	100	100	84	84	64	83	89	73	14	5	2	6	11	32	49	46
Rain chance (%)	100	100	62	61	60	76	81	69	78	69	100	100	100	64	66	86	0	0	0	0	0	0	0	0

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)	7.5	9.11	9	7.89	6.89	7.31	6.89	6.39	6.11	6.69	6.5	7.5	7.39	7.5	7.89	7.61	7.31	6.89	6.11	5.19	4.69	3.81	3.19	2.81
Wind gust (m/s)	10.78	13.11	13.06	11.47	10.06	10.61	10.03	8.92	8.19	8.5	8.31	8.64	8.75	8.64	9.08	8.89	8.67	8.67	7.92	6.97	7.19	7.17	6.36	5.67
Wind direction (°)	SW 217°	SW 219°	SW 231°	WSW 239°	WSW 239°	WSW 240°	WSW 241°	WSW 244°	WSW 243°	WSW 244°	WSW 241°	WSW 241°	SW 236°	SW 231°	SW 227°	SW 227°	SW 230°	SW 232°	SW 229°	SW 221°	SW 217°	SSW 208°	SSW 200°	SSW 201°

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 (%)	89	91	93	92	90	90	89	88	87	84	82	75	71	67	67	67	67	69	73	80	87	94	96	96

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)	759	759	760	760	761	761	761	762	763	764	764	764	765	765	766	766	766	767	767	767	767	768	769	768

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	0.2	0.4	0.7	1.3	2.9	3.5	3.4	5.3	5.3	4.1	2.7	1.4	0.6	0.2	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)	6.7	7.1	7	6.6	6.8	7	6.6	6	5.2	5.9	5.6	5.7	6	6.9	7.9	7.6	7.7	7.1	5.7	5.1	5.3	4.5	5.1	5.4
PM10 (µg/m³)	17.5	13.8	10.8	9.5	9.7	10	9.5	8.5	7.3	8.6	8.1	8.3	8.9	10.3	11.8	11.3	11.4	10.4	8.1	7.2	7.3	5.9	6.7	7.1
Ozone (O₃) (µg/m³)	67	71.5	73.8	77	78	78	75	70	67	66	66	67	69	73	75	76	76	75	74	72	70	68	65	64
NO₂ (µg/m³)	3.5	3.1	2.7	2.4	2.2	2.1	2.1	2.1	2.1	2.1	2	1.9	1.8	1.6	1.5	1.5	1.6	1.7	1.8	2	2.2	2.7	3.2	3.6
SO₂ (µg/m³)	1.3	1.3	1.5	1.6	1.6	1.6	1.6	1.5	1.5	1.5	1.5	1.5	1.5	1.6	1.6	1.6	1.7	1.7	1.7	1.8	1.8	1.8	1.9	1.9
CO (µg/m³)	120.9	120.9	121.7	121.9	122.9	122.9	122.9	123.9	123.9	123.9	123.9	122.9	121.9	120.9	119.9	119.9	120.9	121.9	121.9	120.9	121.9	124.9	127.9	129.9

← Tue, May 19

Wed, May 20, 2026

Thu, May 21 →

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Data Sources & Methodology

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