October
Other strong months: May and November
71/100 weather score
Japan · 1991–2020
Best time to visit
Ichinomiya
For Ichinomiya, October has the most comfortable weather in our climate comparison. Typical daytime highs are 23.7°C, nights average 14.2°C, and rainfall totals about 184 mm. Figures use measured 1991–2020 normals from the nearest eligible NOAA station.
Best all-round monthOctober
Typical daytime high23.7°C
Typical night-time low14.2°C
October rainfall184 mm
November
Other strong months: April and October
74/100 weather score
Make the answer personal
Choose the weather
that suits you.
Set the daytime temperature and rainfall you are comfortable with. We will show only the months that meet every choice, using the measured 1991–2020 averages below.
2 months fit your choices for Ichinomiya
July has the lowest comfort score at 8 out of 100, compared with October at 71. The main reason is that 325 mm of rain falls, and days average 31.7°C, 8° above the 24°C the score treats as ideal.
Quick answers
Planning a trip to Ichinomiya?
These answers come from the same measured monthly climate record shown on this page.
When is the best time to visit Ichinomiya?
October is the strongest all-round choice in our temperature-and-rainfall comparison, with a typical daytime high of 23.7°C and 184 mm of rain.
What is the hottest month in Ichinomiya?
August is hottest in this record, with a typical daytime high of 33.5°C and a night-time low of 24.5°C.
Which month has the least rain?
January has the lowest monthly rainfall total at 72 mm.
Is this a weather forecast?
No. These are long-term measured averages from 1991–2020. Check a current forecast before you travel.
Month by month
See how the weather
changes through the year.
The bars combine daytime temperature, night-time temperature and rainfall. The figures are measured historical averages, not a forecast for a particular trip.
| Month | Day | Night | Rain | Wet days | Daylight | Comfort | Coverage |
|---|---|---|---|---|---|---|---|
| January | 9.1°C | 0°C | 72 mm | 8.6 | 10 h 01 | 14 | Good coverage |
| February | 10.4°C | 0.5°C | 86 mm | 7.7 | 10 h 51 | 18 | Good coverage |
| March | 14.4°C | 3.5°C | 129 mm | 9.1 | 11 h 52 | 29 | Good coverage |
| April | 20°C | 8.7°C | 177 mm | 9.3 | 13 h 02 | 50 | Good coverage |
| May | 25°C | 14°C | 195 mm | 9.1 | 14 h | 67 | Good coverage |
| June | 28.1°C | 18.8°C | 244 mm | 11.8 | 14 h 31 | 43 | Good coverage |
| July | 31.7°C | 23.3°C | 325 mm | 15.2 | 14 h 19 | 8 | Good coverage |
| August | 33.5°C | 24.5°C | 192 mm | 11.1 | 13 h 29 | 22 | Good coverage |
| September | 29.3°C | 20.3°C | 244 mm | 11.5 | 12 h 21 | 36 | Good coverage |
| October | 23.7°C | 14.2°C | 184 mm | 9.3 | 11 h 14 | 71 | Good coverage |
| November | 17.6°C | 7.7°C | 89 mm | 7.2 | 10 h 15 | 54 | Good coverage |
| December | 11.7°C | 2.3°C | 84 mm | 7.8 | 9 h 47 | 25 | Good coverage |
What has changed
Recent daytime highs are
1.4°C warmer in Ichinomiya.
Each bar shows the difference between the 2011–2025 average daytime high and the 1961–1990 average for the same month at the same station. A blank month does not have enough older observations for a reliable comparison.
Jan
+0.8
Feb
+0.7
Mar
+2.5
Apr
+1.3
May
+1.7
Jun
+1.8
Jul
+2.4
Aug
+1.7
Sep
+1.8
Oct
+1.6
Nov
+1.0
Dec
-0.2
| Month | Record high | Record low | Wettest day | Wettest / driest month | Years |
|---|---|---|---|---|---|
| January | 20.4°C27 Jan 1969 | -9.0°C31 Jan 1954 | 57 mm31 Jan 2009 | 158 mm1973 · driest 0 mm in 2026 | 73 |
| February | 21.4°C11 Feb 1962 | -6.7°C9 Feb 1953 | 88 mm27 Feb 2010 | 199 mm1959 · driest 0 mm in 2026 | 73 |
| March | 25.8°C30 Mar 1998 | -5.2°C6 Mar 1977 | 101 mm25 Mar 1981 | 250 mm1977 · driest 18 mm in 1973 | 74 |
| April | 30.8°C29 Apr 1998 | -0.8°C6 Apr 1965 | 125 mm25 Apr 2018 | 325 mm1974 · driest 0 mm in 2025 | 74 |
| May | 33.7°C27 May 2015 | 4.3°C1 May 1965 | 159 mm27 May 1965 | 350 mm2011 · driest 0 mm in 2025 | 73 |
| June | 38.2°C30 Jun 2022 | 10.1°C4 Jun 1957 | 260 mm26 Jun 1961 | 789 mm1961 · driest 0 mm in 2025 | 73 |
| July | 39.6°C18 Jul 2018 | 14.5°C4 Jul 1966 | 243 mm25 Jul 1974 | 650 mm1974 · driest 0 mm in 2025 | 74 |
| August | 39.8°C16 Aug 2007 | 14.0°C20 Aug 1956 | 226 mm17 Aug 1977 | 434 mm2021 · driest 0 mm in 2025 | 72 |
| September | 37.7°C4 Sep 2010 | 9.5°C30 Sep 1966 | 219 mm8 Sep 1976 | 915 mm1976 · driest 0 mm in 2025 | 72 |
| October | 32.4°C1 Oct 2019 | 3.4°C31 Oct 1983 | 143 mm11 Oct 1962 | 341 mm2004 · driest 0 mm in 2025 | 73 |
| November | 26.1°C3 Nov 2023 | -2.3°C29 Nov 1953 | 80 mm11 Nov 2009 | 205 mm2003 · driest 0 mm in 2025 | 73 |
| December | 21.9°C11 Dec 2015 | -5.6°C31 Dec 1967 | 89 mm11 Dec 2015 | 135 mm2015 · driest 0 mm in 2025 | 73 |
| Month | Days 25°C+ | Days 30°C+ | Frost nights | Heavy rain (10 mm+) |
|---|---|---|---|---|
| January | 0 | 0 | 10 | 2 |
| February | 0 | 0 | 8 | 2 |
| March | <1 | 0 | 2 | 4 |
| April | 3 | 0 | 0 | 4 |
| May | 15 | 2 | 0 | 5 |
| June | 23 | 7 | 0 | 6 |
| July | 28 | 20 | 0 | 6 |
| August | 30 | 26 | 0 | 4 |
| September | 25 | 13 | 0 | 5 |
| October | 11 | <1 | 0 | 4 |
| November | <1 | 0 | 0 | 2 |
| December | 0 | 0 | 3 | 2 |
| Month | Dry days reaching 20°C | Wet days | Days with heavy rain | Weeks with 3+ wet days | Typical high by year |
|---|---|---|---|---|---|
| January | <1% | 27% | 8% | 26% | 7.1–10.5°C |
| February | <1% | 29% | 10% | 30% | 7.8–12.0°C |
| March | 4% | 32% | 16% | 34% | 12.5–15.6°C |
| April | 35% | 37% | 21% | 48% | 18.1–21.3°C |
| May | 61% | 37% | 20% | 43% | 22.9–25.9°C |
| June | 58% | 43% | 25% | 59% | 25.9–28.9°C |
| July | 56% | 45% | 25% | 53% | 28.8–33.6°C |
| August | 67% | 34% | 16% | 41% | 31.1–35.0°C |
| September | 59% | 41% | 22% | 53% | 26.7–30.5°C |
| October | 62% | 30% | 15% | 29% | 21.7–24.7°C |
| November | 20% | 25% | 10% | 24% | 16.0–18.8°C |
| December | <1% | 25% | 8% | 22% | 9.9–13.1°C |
A dry day reaching 20°C records under 1 mm of rain. A wet day records at least 1 mm, while a heavy-rain day records at least 10 mm. The weekly figure is the share of seven-day periods containing three or more wet days. The final column shows the middle 80% of average daytime highs recorded for that month in individual years; a wider range means conditions have varied more from one year to another.
The evidence behind this page
Where these figures
come from.
- Place identity
- GeoNames 1861949
- NOAA station
- JA000047632 · GIFU
- Station distance
- 11.5 km from the place centre
- Climate period
- 1991–2020
- Minimum month coverage
- 16 usable years
- Daylight
- Calculated from latitude 35.30°, mid-month, sunrise to sunset including refraction. Not a station measurement.
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.
Next step
Choose your month.
Then plan the details.
The weather comparison for Ichinomiya is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
How travel partnerships will work