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Weather in Castel San Pietro

Ticino, 548 m · continuously updated

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Wind
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Humidity
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Rain ahead
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Sunset
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Temperature · last 4 and next 28 hours

Castel San Pietro weather: the next 24 hours

Updated hourly.

Castel San Pietro weather hour by hour (48 h)

Castel San Pietro 15-day forecast

Two-week trend.

Castel San Pietro weekend weatherRain radar

Sun and golden hours

Sunrise –, golden light until –

Sunset –, golden light from –

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Air quality

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European index, measured continuously.

UV index

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Daily maximum — protection advised from 3.

Freezing level

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Snow settles about 300 m below it.

Around Castel San Pietro

Neighbouring municipalities, as the crow flies.

7-day forecast for Castel San Pietro

Today (Sunday 27 Sep) in Castel San Pietro: mostly sunny, 14 to 21 °C, precipitation 0.0 mm (0 %), wind up to 8 km/h. Tomorrow: mostly sunny, 15 to 22 °C.

DayWeatherMinMaxPrecip.Wind
Todaymostly sunny14 °C21 °C0.0 mm8 km/h
Tomorrowmostly sunny15 °C22 °C0.0 mm9 km/h
Tue 29 Sepovercast15 °C21 °C0.0 mm6 km/h
Wed 30 Sepovercast15 °C19 °C0.3 mm7 km/h
Thu 1 Octlight rain12 °C16 °C3.9 mm5 km/h
Fri 2 Octovercast12 °C19 °C0.0 mm5 km/h
Sat 3 Octfog11 °C20 °C0.0 mm7 km/h

Forecast updated on 27.09.2026 at 04:37 (Open-Meteo model, elevation 548 m). The interactive block at the top refreshes hourly and covers 16 days.

No rain expected in Castel San Pietro today or tomorrow. The 15-minute detail for the next two hours is shown on demand.

Hourly weather in Castel San Pietro

Sunday 27 Sep in Castel San Pietro, hour by hour: sunny in the morning, mostly sunny in the afternoon, mostly sunny in the evening. Low 14 °C around 07:00, high 21 °C around 15:00. No rainy hour.

Show the 24-hour table
TimeWeatherTemp.Precip.Wind
00:00sunny16 °C0.0 mm5 km/h
01:00sunny16 °C0.0 mm4 km/h
02:00sunny15 °C0.0 mm4 km/h
03:00sunny15 °C0.0 mm4 km/h
04:00sunny15 °C0.0 mm4 km/h
05:00sunny15 °C0.0 mm3 km/h
06:00sunny15 °C0.0 mm2 km/h
07:00sunny14 °C0.0 mm2 km/h
08:00sunny15 °C0.0 mm2 km/h
09:00sunny17 °C0.0 mm0 km/h
10:00sunny17 °C0.0 mm2 km/h
11:00mostly sunny18 °C0.0 mm4 km/h
12:00mostly sunny19 °C0.0 mm4 km/h
13:00mostly sunny20 °C0.0 mm6 km/h
14:00mostly sunny21 °C0.0 mm7 km/h
15:00mostly sunny21 °C0.0 mm7 km/h
16:00mostly sunny21 °C0.0 mm7 km/h
17:00mostly sunny21 °C0.0 mm6 km/h
18:00mostly sunny20 °C0.0 mm5 km/h
19:00mostly sunny19 °C0.0 mm6 km/h
20:00mostly sunny18 °C0.0 mm6 km/h
21:00mostly sunny18 °C0.0 mm6 km/h
22:00sunny18 °C0.0 mm4 km/h
23:00sunny16 °C0.0 mm2 km/h

Hourly forecast issued 27.09.2026 for Castel San Pietro (548 m), Swiss local time, Open-Meteo model. The interactive block at the top of the page covers 16 days and refreshes every hour.

Castel San Pietro weather tomorrow

Tomorrow, Monday 28 Sep, in Castel San Pietro: mostly sunny, 15 to 22 °C, wind up to 9 km/h. No precipitation expected.

Castel San Pietro weekend weather

This weekend in Castel San Pietro: Saturday fog, 11 to 20 °C; Sunday mostly sunny, 14 to 21 °C.

Will it rain in Castel San Pietro this week?

Yes: 1 day with precipitation is expected in Castel San Pietro over the next 7 days, 4.2 mm in total. Wettest day: Thursday 1 Oct (3.9 mm).

The best day to go out in Castel San Pietro

The best day of the next 7 in Castel San Pietro: Monday 28 Sep, mostly sunny, up to 22 °C.

The last 7 days in Castel San Pietro

From 20 Sep to 26 Sep: 18.4 °C on average, 0 mm of precipitation. Warmest day: monday 21 Sep (25 °C); coolest night: friday 25 Sep (14 °C).

DayMinMaxRain
Sun 20 Sep17 °C23 °C0.0 mm
Mon 21 Sep20 °C25 °C0.0 mm
Tue 22 Sep14 °C21 °C0.0 mm
Wed 23 Sep15 °C20 °C0.0 mm
Thu 24 Sep14 °C21 °C0.0 mm
Fri 25 Sep14 °C19 °C0.0 mm
Sat 26 Sep15 °C19 °C0.0 mm

Open-Meteo analyses of the last 7 days (models and assimilated observations), MeteoSwiss 1991–2020 normals. Updated nightly.

Climate of Castel San Pietro: 1991–2020 normals

In Castel San Pietro (548 m), the mean annual temperature is 11.8 °C. The warmest month is July (20.3 °C on average) and the coldest January (4.4 °C). About 1063 mm of precipitation falls per year, peaking in November (126 mm) with a minimum in January (36 mm). The sun shines for about 2088 hours a year, mostly in July (263 h). On average there are 53 frost days and 14 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 27.6 °C and the absolute minimum −4.2 °C.

11.8 °CMean annual temperature
1063 mmPrecipitation per year
2088 hSunshine hours per year
53Frost days per year
78Summer days (≥ 25 °C)
JFMAMJJASOND

Mean monthly precipitation (mm) — bar height relative to the wettest month.

MonthMean TAbs. maxAbs. minPrecip. (mm)Sunshine (h)Frost daysSummer days
Jan4.4 °C13.8 °C−4.2 °C36121150
Feb4.8 °C14.3 °C−3.0 °C38141120
Mar6.8 °C16.9 °C−2.1 °C6518860
Apr10.1 °C18.9 °C1.9 °C10818010
May14.1 °C23.4 °C6.1 °C11420005
Jun18.1 °C26.8 °C9.9 °C117228017
Jul20.3 °C27.6 °C12.6 °C86263026
Aug20.0 °C27.1 °C12.4 °C105243024
Sep15.9 °C23.1 °C8.6 °C8418406
Oct12.5 °C21.2 °C5.0 °C11913500
Nov8.4 °C17.1 °C0.5 °C12610250
Dec5.6 °C14.7 °C−3.3 °C65103130
Year11.8 °C27.6 °C−4.2 °C106320885378

Source: MeteoSwiss open data (1991–2020 normals) — stations Monte Generoso (0 km, 1600 m), Lugano (10 km, 273 m), Stabio (11 km, 351 m), adjusted to the elevation of Castel San Pietro (548 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.