Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
Witnessing a clear rise in May, the average high-temperature escalates from April's frosty 7.5°C (45.5°F) to a moderate 15.7°C (60.3°F). Throughout May, Janakkala's nights cool down to an average of 5.8°C (42.4°F).Humidity
May is the least humid month, with an average relative humidity of 66%.Rainfall
In Janakkala, in May, it is raining for 13 days, with typically 33mm (1.3") of accumulated precipitation. In Janakkala, during the entire year, the rain falls for 128.9 days and collects up to 399mm (15.71") of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.7 snowfall days, in May, Janakkala aggregates 18mm (0.71") of snow. Throughout the year, in Janakkala, there are 90.6 snowfall days, and 766mm (30.16") of snow is accumulated.Daylight
The average length of the day in May is 17h and 26min.On the first day of the month, sunrise is at 05:12 and sunset at 21:24. On the last day of May, in Janakkala, sunrise is at 04:01 and sunset at 22:36 EEST.
Sunshine
The average sunshine in May in Janakkala is 9.2h.UV index
The average daily maximum UV index in May in Janakkala is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 4 during May leads to these instructions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What are the temperatures in Janakkala in May?
What is the least humid month in Janakkala?
What is the average humidity in May in Janakkala?
How much does it rain in Janakkala in May?
What is the last month it snows in Janakkala?
How many hours of daylight does Janakkala have in May?
What time are sunrise and sunset in May in Janakkala?
How long on average sun shines in May in Janakkala?
What is the UV index reading in May in Janakkala?
Average temperature in May
Janakkala, Finland
- Average high temperature in May: 15.7°C
The warmest month (with the highest average high temperature) is July (21.8°C).
The month with the lowest average high temperature is January (-4.4°C).
- Average low temperature in May: 5.8°C
The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is January (-8.5°C).
Average pressure in May
Janakkala, Finland
- Average pressure in May: 1014.8mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1008mbar).
Average wind speed in May
Janakkala, Finland
- Average wind speed in May: 10.5km/h
The windiest month (with the highest average wind speed) is December (12km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).
Average humidity in May
Janakkala, Finland
- Average humidity in May: 66%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (66%).
Average rainfall in May
Janakkala, Finland
- Average rainfall in May: 33mm
The wettest month (with the highest rainfall) is July (54mm).
The driest months (with the least rainfall) are March and April (25mm).
Average rainfall days in May
Janakkala, Finland
- Average rainfall days in May: 13 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in May
Janakkala, Finland
- Average snowfall in May: 18mm
The month with the highest snowfall is January (157mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in May
Janakkala, Finland
- Average snowfall days in May: 0.7 days
The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in May /
Average sunshine in May
Janakkala, Finland
- Average daylight in May: 17h and 2min
The month with the longest days is June (Average daylight: 19h and 6min).
The month with the shortest days is December (Average daylight: 5h and 42min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).
Average sunshine days in May
Janakkala, Finland
- Average sunshine days in May: 15.9 days
The month with the most sunshine days is May (15.9 days).
The month with the least sunshine days is March (9.4 days).
Average UV index in May
Janakkala, Finland
- Average UV index in May: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in May
Janakkala, Finland
- Average cloud cover in May: 47
The months with the most cloud cover are January and February (Cloud cover 80).
The months with the least cloud cover are May, June, July and August (Cloud cover 47).
Average visibility in May
Janakkala, Finland
- Average visibility in May: 9km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (5km).
Janakkala, Finland
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