Temperatures in May
It's cool to moderate in May in Opal with an average temperature of 16°C. Temperatures this month range from a low of 11°C to a high of 20°C. At night, you can expect temperatures between 1°C and 5°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Opal in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in Opal with cool temperatures, averaging around 15°C during the day and nights close to 2°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Mid-May
By mid-May, the average daytime temperature rises to around 16°C, with nights close to 3°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
End of May
By the end of May, the average daytime temperature in Opal will be around 18°C, with nights close to 4°C. A shower might show up, but overall the weather will be dry and sunny.
Precipitation in May
In May, there is an average of 47 mm of precipitation, spread over 7 days. Of the total precipitation, about 2,5 cm falls as snow in May. The wind speed is around 5 Bft, mostly coming from the Southwest.
The average precipitation chance is 22% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Opal. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Opal in May |
London | ||
|---|---|---|---|
 Average Temperature |
16°C | 18°C | |
 High Temp |
20°C | 21°C | |
| Low Temp |
11°C | 15°C | |
 Total Precipitation |
47 mm | 46 mm | |
| Rainy Days |
7 days | 8 days | |
 Total Snowfall |
2,5 cm | 0 cm | |
| Snowy Days |
1 day | 0 days | |
April
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is May a good time to visit Opal?
Looking for sun and warm weather? Then May isn’t the best time to be in Opal. The temperature is too low this month for a warm stay.
Check out the climate of Opal for all months and discover the best travel time
Daily Temperature in May in Opal
This chart shows the average daily temperatures, both day and night, for each day in May in Opal, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in May in Opal
The chart below shows the average daily precipitation in May for Opal, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 7 days of rain in Opal.
Daily Snowfall in May in Opal
This chart shows the average daily snowfall in May in Opal, measured in centimetres. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in May.
Daily UV Index in May in Opal
This chart shows the average daily UV index in May in Opal, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in May in Opal Over the Years
This chart shows the average temperature in May in Opal, measured in degrees Celsius, over the past years.
Total Precipitation in May in Opal Over the Years
This chart shows the average precipitation in May in Opal, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Snowfall in May in Opal per year
This chart shows the average snowfall in May in Opal, measured in centimetres, over the past years.
Daily climate in May for Opal
Click on a specific day in May for detailed info on the typical weather on that day in Opal. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Opal
Have you been to Opal in May?
Share your weather experience in May in Opal.
Average Weather in Opal by Month
Click on a month below to see detailed weather info for Opal. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
