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Weather in St Austell for May 2026

Your guide to St Austell weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in St Austell at the beginning of May is 14.3 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 15.3 °C by the end of May.

    • Rain 🌧️

  • St Austell in May brings notable rainfall, with an average of 17 rainy days and a total precipitation of 57.5 mm.

    • More

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Average dry days
14
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
15°/8°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
82 %
Avg humidity

St Austell Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Moderate rain at times
21°
2
Patchy rain possible
17°
3
Cloudy
15°
4
Moderate rain at times
12°
5
Patchy rain possible
9°
6
Sunny
12°
7
Overcast
14°
8
Patchy rain possible
13°
9
Overcast
14°
10
Partly cloudy
16°
11
Moderate or heavy rain shower
14°
12
Moderate or heavy rain shower
14°
13
Patchy rain possible
16°
14
Moderate or heavy rain shower
17°
15
Partly cloudy
15°
16
Sunny
16°
17
Sunny
16°
18
Overcast
17°
19
Overcast
15°
20
Patchy rain possible
16°
21
Heavy rain at times
12°
22
Overcast
15°
23
Overcast
15°
24
Patchy rain possible
16°
25
Light rain shower
13°
26
Light rain shower
13°
27
Light rain shower
14°
28
Patchy rain possible
15°
29
Partly cloudy
18°
30
Patchy rain possible
17°
31
Patchy rain possible
17°

Temperatures trend during May in St Austell

See the weather trend as well as the moving average line

May weather in St Austell day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Moderate rain at times
Moderate rain at times
 21° /11° 1.3 mm 5
2 May Patchy rain possible
Patchy rain possible
 17° /10° 0.3 mm 4
3 May Cloudy
Cloudy
 15° /8° 0 mm 4
4 May Moderate rain at times
Moderate rain at times
 12° /5° 1.2 mm 3
5 May Patchy rain possible
Patchy rain possible
 9° /3° 0.2 mm 2
6 May Sunny
Sunny
 12° /3° 0 mm 4
7 May Overcast
Overcast
 14° /5° 0 mm 3
8 May Patchy rain possible
Patchy rain possible
 13° /6° 0.1 mm 3
9 May Overcast
Overcast
 14° /5° 0 mm 3
10 May Partly cloudy
Partly cloudy
 16° /6° 0 mm 5
11 May Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /9° 11.1 mm 3
12 May Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /9° 10.3 mm 3
13 May Patchy rain possible
Patchy rain possible
 16° /10° 0.3 mm 4
14 May Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /9° 8.2 mm 4
15 May Partly cloudy
Partly cloudy
 15° /9° 0 mm 5
16 May Sunny
Sunny
 16° /7° 0 mm 5
17 May Sunny
Sunny
 16° /8° 0 mm 5
18 May Overcast
Overcast
 17° /8° 0 mm 4
19 May Overcast
Overcast
 15° /6° 0 mm 4
20 May Patchy rain possible
Patchy rain possible
 16° /8° 0.6 mm 4
21 May Heavy rain at times
Heavy rain at times
 12° /9° 6 mm 3
22 May Overcast
Overcast
 15° /9° 0 mm 4
23 May Overcast
Overcast
 15° /8° 0.5 mm 4
24 May Patchy rain possible
Patchy rain possible
 16° /12° 6.7 mm 4
25 May Light rain shower
Light rain shower
 13° /10° 1.5 mm 3
26 May Light rain shower
Light rain shower
 13° /9° 3.5 mm 3
27 May Light rain shower
Light rain shower
 14° /11° 4.1 mm 3
28 May Patchy rain possible
Patchy rain possible
 15° /11° 0.5 mm 4
29 May Partly cloudy
Partly cloudy
 18° /12° 0 mm 5
30 May Patchy rain possible
Patchy rain possible
 17° /11° 0.5 mm 4
31 May Patchy rain possible
Patchy rain possible
 17° /9° 0.5 mm 4
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Important Notice
Our weather forecast for St Austell in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the St Austell forecast closer to your planned date for the most up-to-date weather information.
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St Austell in May - FAQ

What are the expected maximum and minimum temperatures in St Austell during May?
During May, expect a variety of temperatures with highs around 15° and lows near 8°, suitable for diverse activities and preferences.
How much rainfall should be expected in St Austell during May?
Moderate rainfall is anticipated in St Austell during May, with a total of 57.5 mm spread over approximately 17 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in St Austell during May?
The average wind speed in St Austell during May is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in St Austell

Explore the daily rainfall trends and prepare for St Austells May weather 💧

UV exposure in St Austell during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

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Location coordinates Where is St Austell?

Get accurate weather forecasts for St Austell, located at latitude 50.343 and longitude -4.774. Stay updated with localized weather information tailored for St Austell.

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