Saga, Japan Weather

  1. Saga, Japan Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Saga over the next 12 hours
  7. Temperature and possibility of rain in Saga in the coming days
  8. Rainfall in Saga in the coming days
  9. Saga Weather Summary
  10. Weather averages by month
  11. Saga's weather
  12. Frequently asked questions
  13. Comments
Saga, Weather
(Photo by Sora Sagano on Unsplash)

Current conditions

Updated:
6°C
42.8°F
°C °F

Condition: Partly Cloudy

Pressure: 1,018 hPa

Feel like: 4 °C

Temperature: 6°C

Cloud: 78%

Humidity: 76%

Wind: NW - 5 km/h

Visibility: 24.14 km

Weather forecast

Mon
19 Jan
4°C / 8°C
Overcast
Tue
20 Jan
0°C / 7°C
Overcast
Wed
21 Jan
0°C / 4°C
Overcast
Thu
22 Jan
3°C / 7°C
Overcast
Fri
23 Jan
4°C / 7°C
Overcast
Hourly forecast today:
15:00 PM
3° / 6°
3° / 6°
Partly Cloudy
76% 11 km/h
16:00 PM
3° / 6°
3° / 6°
Overcast
77% 11 km/h
17:00 PM
3° / 6°
3° / 6°
Overcast
77% 10 km/h
18:00 PM
3° / 6°
3° / 6°
Overcast
77% 9 km/h
19:00 PM
3° / 6°
3° / 6°
Partly Cloudy
78% 9 km/h
20:00 PM
3° / 6°
3° / 6°
Partly Cloudy
78% 9 km/h
21:00 PM
3° / 6°
3° / 6°
Partly Cloudy
78% 9 km/h
22:00 PM
3° / 7°
3° / 7°
Overcast
77% 9 km/h
23:00 PM
3° / 8°
3° / 8°
Overcast
75% 9 km/h
00:00 AM
4° / 9°
4° / 9°
Overcast
72% 10 km/h
01:00 AM
4° / 10°
4° / 10°
Overcast
67% 11 km/h

30 Day Averages and Extremes

  • Average high 9.23°C
  • Average low 1.93°C
  • Hottest day 16°C (14 January 2026)
  • Coldest day -1°C (08 January 2026)
  • Average humidity 65.27%
  • Days with precipitation 16 days
  • Highest precipitation 31 mm (23 January 2026)

Yesterday's Data

  • Max: 16°C
  • Min: 4°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Saga over the next 12 hours

Temperature and possibility of rain in Saga in the coming days

Rainfall in Saga in the coming days

Saga Climate Summary

Saga features a Humid subtropical, no dry season (Köppen classification: Cfa), with an average annual temperature of 17.45ºC (63.41ºF), which is about 2.26% higher than the national average for Japan. Annually, the city experiences approximately 100.22 millimeters (3.95 inches) of rainfall, spread across 128.72 rainy days, accounting for 35.27% of the year.

Longitude 33.2631179
Latitude 130.3009057
Yearly high temperature 19.91ºC (67.84ºF)
Yearly low temperature 13.38ºC (56.08ºF)
Hottest month August 31.38ºC (88.48ºF)
Coldest month January 3.49ºC (38.28ºF)
Yearly precip 100.22mm (3.95in)
Days with rainfall 128.72 days (35.27%)
Driest month January (71.71%)
Wettest month July (81.85%)

Weather averages by month

Month High / Low (°C) Rain
January 8.89° / 3.49° 6.73 days
February 10.36° / 4.23° 8.73 days
March 13.8° / 6.66° 8.91 days
April 18.41° / 10.43° 10.09 days
May 23.33° / 15.06° 9.45 days
June 25.74° / 19.37° 15.18 days
July 29.31° / 23.11° 17.82 days
August 31.38° / 24.35° 15.91 days
September 27.43° / 21.02° 13.18 days
October 22.47° / 16.07° 6.45 days
November 17.02° / 11.12° 7.91 days
December 10.74° / 5.6° 8.36 days

Saga's weather

Frequently asked questions

1. What is the hottest month in Saga?

August has the highest average monthly temperature (daily mean of 31.38ºC) and January are the coolest (daily mean of 3.49ºC).

2. What should I wear in Saga today?

For today's mild weather in Saga, with temperatures between 12ºC to 15ºC (53.6ºF to 59.0ºF), consider wearing:
- Lightweight sweater or cardigan
- Long-sleeve shirt or blouse
- Sun hat (if spending time outdoors)
- Light jacket (for cooler periods)

Temperature

Early
3°C / 12°C
Morning
4°C / 12°C
Afternoon
3°C / 6°C
Evening
3°C / 6°C

Air quality

Moderate

Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals

  • CO2 475
  • CO 412
  • NH3 0
  • NO2 58
  • O3 0
  • PM10 35
  • PM25 33
  • SO2 21
  • CH4 1,518

Sunrise / Sunset

22:21
08:37