St Peter Port (Guernsey) weather

Find a forecast

Forecast days

Tue 8 Sep

Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 15° Celsius;

Sunrise: 06:36

Sunset: 19:38
Partly cloudy.

M UV

L Pollution

No pollen data.
Next low tide: 00:03 tomorrow for
Saints Bay (Beach)
Grandes Rocques (Beach)

3.0 miles
Tue 8 Sep

Maximum daytime temperature: 18 degrees Celsius; Minimum nighttime temperature: 15 degrees Celsius;
Wed 9 Sep

Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 14° Celsius;

Sunrise: 06:38

Sunset: 19:36
Sunny intervals changing to partly cloudy by nighttime.

M UV

L Pollution

No pollen data.
First high tide: 06:05 for
Saints Bay (Beach)
Grandes Rocques (Beach)

3.0 miles
Wed 9 Sep

Maximum daytime temperature: 18 degrees Celsius; Minimum nighttime temperature: 14 degrees Celsius;
Thu 10 Sep

Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 17° Celsius;

Sunrise: 06:39

Sunset: 19:34
Sunny intervals changing to cloudy by early evening.

M UV

L Pollution

No pollen data.
First high tide: 06:51 for
Saints Bay (Beach)
Grandes Rocques (Beach)

3.0 miles
Thu 10 Sep

Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 17 degrees Celsius;
Fri 11 Sep

Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 15° Celsius;

Sunrise: 06:41

Sunset: 19:32
Sunny intervals.

M UV

L Pollution

No pollen data.
First high tide: 07:33 for
Saints Bay (Beach)
Grandes Rocques (Beach)

3.0 miles
Fri 11 Sep

Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 15 degrees Celsius;
Sat 12 Sep

Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 17° Celsius;

Sunrise: 06:42

Sunset: 19:30
Sunny changing to partly cloudy by nighttime.

M UV

L Pollution

No pollen data.
First high tide: 08:12 for
Saints Bay (Beach)
Grandes Rocques (Beach)

3.0 miles
Sat 12 Sep

Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 17 degrees Celsius;
Sun 13 Sep

Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 17° Celsius;

Sunrise: 06:44

Sunset: 19:28
Overcast changing to mist by early evening.

M UV

No pollution data.

No pollen data.
First high tide: 08:48 for
Saints Bay (Beach)
Grandes Rocques (Beach)

3.0 miles
Sun 13 Sep

Maximum daytime temperature: 18 degrees Celsius; Minimum nighttime temperature: 17 degrees Celsius;
Mon 14 Sep

Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 18° Celsius;

Sunrise: 06:45

Sunset: 19:25
Overcast changing to mist in the afternoon.

M UV

No pollution data.

No pollen data.
First high tide: 09:20 for
Saints Bay (Beach)
Grandes Rocques (Beach)

3.0 miles
Mon 14 Sep

Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 18 degrees Celsius;

Partly cloudy.

Sunrise: 06:36

Sunset: 19:38

M UV

L Pollution

No pollen data.

Next low tide: 00:03 tomorrow for

Saints Bay (Beach)

7 day forecast for St Peter Port

Today (8 September 2026)

Time	20:00	21:00	22:00	23:00
Weather symbols
Chance of precipitation	<5%	20%	20%	20%
Temperature (°C)	17°	16°	16°	16°
Feels like temperature (°C)	13°	13°	14°	14°
Wind direction and speed (mph)	NW 16	NW 16	NW 14	NW 13
Wind gust (mph)	33	32	30	29
Visibility (description)	VG	VG	G	G
Humidity	65%	65%	65%	66%
UV	-	-	-	-

Wednesday (9 September 2026)

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
Weather symbols
Chance of precipitation	10%	20%	50%	40%	40%	40%	40%	20%	20%	20%	30%	20%	10%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	10%
Temperature (°C)	16°	16°	16°	16°	16°	16°	16°	16°	16°	16°	17°	17°	18°	18°	18°	18°	18°	18°	17°	17°	16°	16°	15°	15°
Feels like temperature (°C)	14°	14°	14°	13°	14°	14°	13°	13°	13°	14°	14°	15°	15°	16°	16°	16°	16°	16°	16°	15°	14°	14°	14°	14°
Wind direction and speed (mph)	WNW 13	WNW 13	WNW 13	WNW 13	NW 13	NW 13	NW 14	NW 13	NW 13	NW 14	NW 14	NW 13	NW 13	NW 11	NW 11	NW 11	NW 10	NW 9	WNW 9	WNW 9	WNW 9	WNW 8	W 7	W 7
Wind gust (mph)	29	29	30	29	29	29	28	27	26	25	24	23	21	21	20	19	18	17	16	16	16	15	15	14
Visibility (description)	VG	VG	VG	G	G	G	G	G	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity	67%	66%	68%	74%	75%	75%	75%	72%	68%	66%	66%	65%	65%	63%	63%	61%	59%	57%	57%	57%	57%	57%	57%	58%
UV	-	-	-	-	-	-	1	1	1	2	3	4	5	5	5	4	2	1	1	1	-	-	-	-

Thursday (10 September 2026)

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
Weather symbols
Chance of precipitation	10%	20%	20%	10%	10%	20%	10%	10%	10%	10%	10%	10%	10%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	20%	30%	50%	50%
Temperature (°C)	15°	14°	15°	14°	15°	15°	15°	15°	15°	17°	17°	18°	19°	19°	20°	20°	19°	19°	19°	18°	18°	18°	18°	18°
Feels like temperature (°C)	14°	13°	13°	13°	13°	14°	13°	13°	14°	16°	16°	17°	17°	17°	18°	18°	18°	18°	17°	17°	16°	16°	16°	16°
Wind direction and speed (mph)	W 7	W 7	W 7	W 7	W 7	W 7	WSW 7	WSW 7	WSW 7	SW 7	SSW 9	SSW 9	SSW 9	SSW 10	SSW 9	SSW 10	SSW 9	SSW 9	SSW 9	S 9	S 10	S 11	SSW 11	SSW 11
Wind gust (mph)	14	14	13	13	13	14	14	14	13	15	16	17	17	17	16	14	13	13	13	15	17	19	22	24
Visibility (description)	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	G	G
Humidity	58%	59%	60%	61%	61%	63%	64%	66%	67%	67%	67%	66%	66%	65%	65%	65%	65%	65%	65%	66%	67%	67%	69%	74%
UV	-	-	-	-	-	-	1	1	1	2	2	3	4	4	4	3	2	1	1	1	-	-	-	-

Friday (11 September 2026)

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
Weather symbols
Chance of precipitation	60%	70%	70%	60%	50%	40%	20%	20%	10%	10%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)	18°	18°	18°	17°	17°	17°	17°	17°	17°	18°	19°	19°	19°	20°	20°	20°	20°	19°	19°	18°	18°	18°	18°	17°
Feels like temperature (°C)	15°	15°	15°	15°	15°	15°	15°	16°	16°	16°	17°	18°	18°	18°	19°	18°	18°	18°	18°	17°	17°	16°	16°	16°
Wind direction and speed (mph)	SSW 13	SW 15	SW 16	SW 16	SW 15	WSW 13	W 13	W 11	WNW 11	WNW 11	NW 11	NW 11	NW 11	NW 11	NNW 10	NNW 10	NNW 9	NNW 10	NW 10	NW 9	NW 9	NW 9	NW 9	NW 9
Wind gust (mph)	26	25	27	26	26	24	23	21	20	20	19	19	19	18	17	16	15	15	16	16	16	16	17	17
Visibility (description)	G	G	G	M	M	M	M	G	G	G	G	G	G	VG	G	VG	VG	VG	G	G	G	VG	VG	G
Humidity	77%	78%	82%	87%	89%	86%	87%	86%	85%	83%	82%	81%	79%	78%	77%	76%	75%	75%	76%	76%	77%	78%	78%	78%
UV	-	-	-	-	-	-	1	1	1	2	3	4	5	5	5	3	2	1	1	1	-	-	-	-

Saturday (12 September 2026)

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
Weather symbols
Chance of precipitation	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	10%	10%	10%	10%
Temperature (°C)	17°	17°	17°	17°	17°	16°	16°	16°	16°	18°	18°	19°	20°	20°	20°	20°	19°	19°	18°	18°	18°	18°	17°	17°
Feels like temperature (°C)	16°	16°	16°	16°	16°	15°	15°	15°	15°	17°	18°	18°	19°	19°	19°	19°	18°	18°	18°	17°	17°	16°	16°	16°
Wind direction and speed (mph)	NNW 9	NNW 9	NNW 9	NNW 8	NNW 7	NW 7	WNW 7	WNW 7	W 7	W 7	W 7	WSW 8	WSW 9	W 9	W 9	W 9	W 9	W 8	W 7	W 7	W 7	WSW 9	WSW 9	WSW 9
Wind gust (mph)	17	16	14	11	10	10	9	10	11	11	12	12	13	14	13	13	13	13	13	13	13	14	15	15
Visibility (description)	G	G	G	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	G	G	G	G
Humidity	79%	78%	78%	77%	77%	77%	77%	77%	76%	75%	75%	75%	75%	74%	74%	74%	74%	73%	73%	73%	74%	75%	76%	76%
UV	-	-	-	-	-	-	1	1	1	2	3	4	5	5	4	3	2	1	1	1	-	-	-	-

Sunday (13 September 2026)

Time	00:00	01:00	04:00	07:00	10:00	13:00	16:00	19:00	22:00
Weather symbols
Chance of precipitation	10%	20%	30%	30%	20%	10%	<5%	<5%	<5%
Temperature (°C)	17°	17°	17°	18°	18°	18°	18°	18°	18°
Feels like temperature (°C)	16°	16°	16°	16°	16°	17°	17°	16°	16°
Wind direction and speed (mph)	WSW 10	WSW 11	WSW 11	SW 13	WSW 13	WSW 13	W 11	W 11	W 11
Wind gust (mph)	17	22	24	24	22	21	20	18	16
Visibility (description)	G	G	M	M	M	M	M	M	M
Humidity	77%	79%	83%	88%	91%	92%	92%	91%	92%
UV	-	-	-	1	2	4	2	1	-

Monday (14 September 2026)

Time	01:00	04:00	07:00	10:00	13:00	16:00	19:00	22:00
Weather symbols
Chance of precipitation	10%	10%	10%	10%	10%	<5%	10%	10%
Temperature (°C)	18°	18°	18°	18°	18°	18°	18°	18°
Feels like temperature (°C)	17°	17°	17°	17°	17°	17°	17°	17°
Wind direction and speed (mph)	W 9	WNW 9	W 9	WSW 9	WSW 9	W 9	W 9	SW 9
Wind gust (mph)	15	14	13	13	13	13	13	15
Visibility (description)	M	M	M	M	M	M	P	P
Humidity	92%	91%	90%	92%	92%	91%	90%	92%
UV	-	-	1	2	4	2	1	-

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Forecast for 9pm (UTC+1) Tuesday

Updated 19:05 (UTC+1) on Tue 8 Sep 2026

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St Peter Port (Guernsey) weather

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Forecast days

Tue 8 Sep

Tue 8 Sep

Wed 9 Sep

Wed 9 Sep

Thu 10 Sep

Thu 10 Sep

Fri 11 Sep

Fri 11 Sep

Sat 12 Sep

Sat 12 Sep

Sun 13 Sep

Sun 13 Sep

Mon 14 Sep

Mon 14 Sep

7 day forecast for St Peter Port

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