Climate and monthly weather forecastSaikai, Japan
Climate and monthly weather forecast
Weather in January
January, like December, is another chilly winter month in Saikai, Japan, with an average temperature varying between 5.4°C (41.7°F) and 9.3°C (48.7°F). Saikai, Japan, records the coldest temperatures in January, averaging a high of 9.3°C (48.7°F) and a low of 5.4°C (41.7°F). Weather in January »Weather in February
February, the last month of the winter in Saikai, is a fresh month, with an average temperature ranging between min 6.2°C (43.2°F) and max 10.6°C (51.1°F). The advent of February sees the average high-temperature at a fresh 10.6°C (51.1°F), subtly shifted from January's 9.3°C (48.7°F). Weather in February »Weather in March
The first month of the spring, March, is a refreshing month in Saikai, Japan, with an average temperature fluctuating between 8.5°C (47.3°F) and 13.5°C (56.3°F). Saikai notes an average high-temperature of a refreshing 13.5°C (56.3°F) in March, hardly diverging from February. Weather in March »Weather in April
April is a refreshing spring month in Saikai, Japan, with an average temperature ranging between max 17.3°C (63.1°F) and min 11.9°C (53.4°F). The coming of April brings a minor shift in Saikai's weather, with average high-temperatures adjusting from March's 13.5°C (56.3°F) to a still refreshing 17.3°C (63.1°F). Weather in April »Weather in May
The last month of the spring, May, is an agreeable month in Saikai, Japan, with an average temperature ranging between max 21.6°C (70.9°F) and min 16°C (60.8°F). As May arrives, a slight rise in the average high-temperature is observed, moving from an enjoyable 17.3°C (63.1°F) in April to an agreeable 21.6°C (70.9°F). Weather in May »Weather in June
June, the first month of the summer in Saikai, is a warm month, with an average temperature ranging between max 24.1°C (75.4°F) and min 19.7°C (67.5°F). With June's arrival, Saikai notes an average high-temperature of a warm 24.1°C (75.4°F), closely following the trend of the preceding month. Weather in June »Weather in July
July, the same as June, is a moderately hot summer month in Saikai, Japan, with an average temperature fluctuating between 23.4°C (74.1°F) and 27.6°C (81.7°F). With the onset of July, Saikai experiences a subtle temperature shift, with the average high-temperature moving from 24.1°C (75.4°F) in June to a still moderately hot 27.6°C (81.7°F). Weather in July »Weather in August
The last month of the summer, August, is also a moderately hot month in Saikai, Japan, with an average temperature ranging between max 29.6°C (85.3°F) and min 24.8°C (76.6°F). Saikai reaches its highest average temperatures in August, measuring 29.6°C (85.3°F) at the peak and 24.8°C (76.6°F) at the lowest. August's mean heat index is computed to be a torrid 37°C (98.6°F). Weather in August »Weather in September
September, the first month of the autumn in Saikai, is still a warm month, with an average temperature varying between 21.7°C (71.1°F) and 26.3°C (79.3°F). September is characterized by a slight reduction in average high-temperature, easing from 29.6°C (85.3°F) in August to a still warm 26.3°C (79.3°F). Weather in September »Weather in October
October, the same as September, in Saikai, Japan, is another pleasant autumn month, with an average temperature ranging between min 17.4°C (63.3°F) and max 22.1°C (71.8°F). With the arrival of October, Saikai experiences a modest decline in average high-temperatures, transitioning from a warm 26.3°C (79.3°F) in September to a pleasant 22.1°C (71.8°F). Weather in October »Weather in November
November, the last month of the autumn in Saikai, is another comfortable month, with an average temperature ranging between max 16.9°C (62.4°F) and min 12.5°C (54.5°F). The onset of November comes with a shift in the average high-temperature, falling from an agreeable 22.1°C (71.8°F) in October to a refreshing 16.9°C (62.4°F). Weather in November »Weather in December
December, the first month of the winter in Saikai, is still a cool month, with an average temperature ranging between max 11.5°C (52.7°F) and min 7.5°C (45.5°F). The shift from November to December involves a decrease in the average high-temperature, dropping from a refreshing 16.9°C (62.4°F) to a fresh 11.5°C (52.7°F). Weather in December »Updated: Aug 30, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
January stands out as Saikai's coldest month, with temperatures ranging between an average high of 9.3°C (48.7°F) and a low of 5.4°C (41.7°F).
The month with the least rainfall is January, when the rain falls for 14.5 days and typically collects 38mm (1.5") of precipitation.
Throughout the year, there are 169.5 rainfall days, and 913mm (35.94") of precipitation is accumulated.
Months with snowfall are January, February and December.
January is the month with the most snowfall. Snow falls for 2.6 days and accumulates 6mm (0.24") of snow.
In Saikai, during the entire year, snow falls for 5.1 days and aggregates up to 14mm (0.55") of snow.
The months with the least sunshine are January and December, with an average of 4.5h of sunshine.
March is the least humid month, with an average relative humidity of 71%.
In Saikai, Japan, snow does not fall in March through November.
June has the longest days of the year, with an average of 14h and 18min of daylight.
With an average relative humidity of 87%, July is the most humid month.
The month with the most rainfall is July, when the rain falls for 19.7 days and typically aggregates up to 192mm (7.56") of precipitation.
With an average maximum UV index of 7, July is the month with the highest UV index.
Temperature records mark August as the warmest month, with highs averaging 29.6°C (85.3°F) and lows at 24.8°C (76.6°F).
August has the most sunshine of the year, with an average of 10.5h of sunshine.
December has the shortest days of the year, with an average of 10h and 0min of daylight.
Saikai does not observe Daylight Saving Time (DST). JST timezone is used over the entire year.
December is the month with the lowest UV index, with an average maximum UV index of 2.
Average temperature
Saikai, Japan
The warmest month (with the highest average high temperature) is August (29.6°C).
The month with the lowest average high temperature is January (9.3°C).
The month with the highest average low temperature is August (24.8°C).
The coldest month (with the lowest average low temperature) is January (5.4°C).
Average pressure
Saikai, Japan
- Average pressure in January:
1022.2mbar - Average pressure in February:
1021.1mbar - Average pressure in March:
1018.7mbar - Average pressure in April:
1015.3mbar - Average pressure in May:
1011.9mbar - Average pressure in June:
1008mbar
- Average pressure in July:
1008.3mbar - Average pressure in August:
1008.3mbar - Average pressure in September:
1011.7mbar - Average pressure in October:
1016.7mbar - Average pressure in November:
1020.3mbar - Average pressure in December:
1021.7mbar
The month with the highest atmospheric pressure is January (1022.2mbar).
The month with the lowest atmospheric pressure is June (1008mbar).
Average wind speed
Saikai, Japan
- Average wind speed in January:
16.7km/h - Average wind speed in February:
16.5km/h - Average wind speed in March:
16.3km/h - Average wind speed in April:
14.4km/h - Average wind speed in May:
11.9km/h - Average wind speed in June:
10.6km/h
- Average wind speed in July:
12.2km/h - Average wind speed in August:
11.7km/h - Average wind speed in September:
13.6km/h - Average wind speed in October:
15.6km/h - Average wind speed in November:
14.3km/h - Average wind speed in December:
16.7km/h
The windiest months (with the highest average wind speed) are January and December (16.7km/h).
The calmest month (with the lowest average wind speed) is June (10.6km/h).
Average humidity
Saikai, Japan
The month with the highest relative humidity is July (87%).
The month with the lowest relative humidity is March (71%).
Average rainfall
Saikai, Japan
The wettest month (with the highest rainfall) is July (192mm).
The driest month (with the least rainfall) is January (38mm).
Average rainfall days
Saikai, Japan
- Average rainfall days in January:
14.5 days - Average rainfall days in February:
12.5 days - Average rainfall days in March:
12.6 days - Average rainfall days in April:
12.2 days - Average rainfall days in May:
9.5 days - Average rainfall days in June:
16 days
- Average rainfall days in July:
19.7 days - Average rainfall days in August:
19.3 days - Average rainfall days in September:
14.8 days - Average rainfall days in October:
10 days - Average rainfall days in November:
12 days - Average rainfall days in December:
16.4 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is May (9.5 days).
Average snowfall
Saikai, Japan
The month with the highest snowfall is January (6mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days
Saikai, Japan
- Average snowfall days in January:
2.6 days - Average snowfall days in February:
1.4 days - Average snowfall days in March:
0.1 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
1 days
The month with the highest number of snowfall days is January (2.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight / Average sunshine
Saikai, Japan
- Average daylight in January:
10h and 18min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 0min - Average daylight in May:
13h and 54min - Average daylight in June:
14h and 18min
- Average daylight in July:
14h and 6min - Average daylight in August:
13h and 18min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 24min - Average daylight in November:
10h and 30min - Average daylight in December:
10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January:
4h and 30min - Average sunshine in February:
5h and 42min - Average sunshine in March:
7h and 6min - Average sunshine in April:
8h and 24min - Average sunshine in May:
9h and 6min - Average sunshine in June:
8h and 0min
- Average sunshine in July:
8h and 42min - Average sunshine in August:
10h and 30min - Average sunshine in September:
8h and 6min - Average sunshine in October:
6h and 30min - Average sunshine in November:
5h and 36min - Average sunshine in December:
4h and 30min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The months with the least sunshine are January and December (Average sunshine: 4h and 30min).
Average sunshine days
Saikai, Japan
- Average sunshine days in January:
12.1 days - Average sunshine days in February:
11.5 days - Average sunshine days in March:
15.5 days - Average sunshine days in April:
16 days - Average sunshine days in May:
20.2 days - Average sunshine days in June:
12.1 days
- Average sunshine days in July:
9.5 days - Average sunshine days in August:
9.7 days - Average sunshine days in September:
13.5 days - Average sunshine days in October:
17.8 days - Average sunshine days in November:
15.2 days - Average sunshine days in December:
9.5 days
The month with the most sunshine days is May (20.2 days).
The months with the least sunshine days are July and December (9.5 days).
Average UV index
Saikai, Japan
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover
Saikai, Japan
The months with the most cloud cover are January and December (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 33).
Average visibility
Saikai, Japan
The months with the highest visibility are January, February, March, April, September, October, November and December (10km).
The months with the lowest visibility are May, June, July and August (9km).
