April
Other strong months: October and November
China · 1991–2020
For Bishan, April has the most comfortable weather in our climate comparison. Typical daytime highs are 23.6°C, nights average 15.7°C, and rainfall totals about 119 mm. Figures use measured 1991–2020 normals from the nearest eligible NOAA station.
Other strong months: October and November
Other strong months: November and February
Make the answer personal
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 Bishan
July has the lowest comfort score at 19 out of 100, compared with April at 78. The main reason is that days average 33.3°C, 9° above the 24°C the score treats as ideal, and 209 mm of rain falls.
Quick answers
These answers come from the same measured monthly climate record shown on this page.
April is the strongest all-round choice in our temperature-and-rainfall comparison, with a typical daytime high of 23.6°C and 119 mm of rain.
August is hottest in this record, with a typical daytime high of 33.5°C and a night-time low of 24.9°C.
January and February have the lowest monthly rainfall total at 26 mm.
No. These are long-term measured averages from 1991–2020. Check a current forecast before you travel.
Month by month
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 | 10.4°C | 6.1°C | 26 mm | 7 | 10 h 26 | 35 | Good coverage |
| February | 13.5°C | 8.2°C | 26 mm | 5.8 | 11 h 06 | 50 | Good coverage |
| March | 18.4°C | 11.2°C | 72 mm | 10.2 | 11 h 54 | 63 | Good coverage |
| April | 23.6°C | 15.7°C | 119 mm | 11.9 | 12 h 51 | 78 | Good coverage |
| May | 27.3°C | 19.3°C | 155 mm | 13.7 | 13 h 37 | 55 | Good coverage |
| June | 29.6°C | 22.2°C | 232 mm | 14.4 | 14 h 02 | 31 | Good coverage |
| July | 33.3°C | 25.2°C | 209 mm | 11.4 | 13 h 52 | 19 | Good coverage |
| August | 33.5°C | 24.9°C | 144 mm | 10.3 | 13 h 12 | 29 | Good coverage |
| September | 28.7°C | 21.4°C | 145 mm | 11.9 | 12 h 18 | 49 | Good coverage |
| October | 21.9°C | 16.6°C | 106 mm | 13.6 | 11 h 24 | 70 | Good coverage |
| November | 17.2°C | 12.3°C | 59 mm | 9.3 | 10 h 38 | 64 | Good coverage |
| December | 11.6°C | 7.8°C | 28 mm | 7 | 10 h 15 | 42 | Good coverage |
| Month | Record high | Record low | Wettest day | Wettest / driest month | Years |
|---|---|---|---|---|---|
| January | 18.8°C31 Jan 1972 | -1.8°C11 Jan 1955 | 19 mm30 Jan 1983 | 55 mm2016 · driest 4 mm in 1963 | 74 |
| February | 27.6°C24 Feb 2021 | -0.8°C14 Feb 1968 | 25 mm7 Feb 2007 | 52 mm2006 · driest 1 mm in 1969 | 72 |
| March | 34.3°C27 Mar 2025 | 1.2°C1 Mar 1986 | 60 mm28 Mar 1969 | 205 mm2014 · driest 4 mm in 2013 | 75 |
| April | 36.4°C19 Apr 1964 | 2.8°C4 Apr 1969 | 91 mm19 Apr 2019 | 231 mm1977 · driest 25 mm in 1959 | 75 |
| May | 38.9°C30 May 1969 | 10.8°C9 May 1991 | 180 mm30 May 1978 | 348 mm1978 · driest 51 mm in 1994 | 75 |
| June | 39.7°C17 Jun 2025 | 15.5°C8 Jun 1970 | 193 mm25 Jun 1956 | 451 mm2002 · driest 17 mm in 1961 | 75 |
| July | 41.3°C16 Jul 2025 | 19.2°C2 Jul 1993 | 271 mm17 Jul 2007 | 553 mm2007 · driest 26 mm in 1967 | 74 |
| August | 43.7°C19 Aug 2022 | 17.8°C28 Aug 1952 | 165 mm4 Aug 2009 | 384 mm2009 · driest 4 mm in 1976 | 73 |
| September | 42.0°C5 Sep 2024 | 14.3°C25 Sep 1972 | 122 mm2 Sep 1988 | 387 mm2015 · driest 27 mm in 1955 | 74 |
| October | 37.4°C3 Oct 2022 | 6.9°C28 Oct 1986 | 71 mm4 Oct 2019 | 234 mm2019 · driest 27 mm in 1973 | 74 |
| November | 29.2°C6 Nov 2003 | 0.7°C22 Nov 1951 | 49 mm15 Nov 1994 | 104 mm1994 · driest 5 mm in 1998 | 72 |
| December | 21.5°C7 Dec 1968 | -1.7°C15 Dec 1975 | 21 mm12 Dec 1958 | 53 mm1975 · driest 1 mm in 1990 | 73 |
| Month | Days 25°C+ | Days 30°C+ | Heavy rain (10 mm+) |
|---|---|---|---|
| January | 0 | 0 | <1 |
| February | 0 | 0 | <1 |
| March | 3 | <1 | 1 |
| April | 12 | 4 | 3 |
| May | 22 | 9 | 5 |
| June | 26 | 14 | 6 |
| July | 30 | 25 | 5 |
| August | 30 | 24 | 4 |
| September | 22 | 13 | 3 |
| October | 7 | 1 | 3 |
| November | <1 | 0 | 2 |
| December | 0 | 0 | <1 |
| Month | Dry days reaching 20°C | Wet days | Days with heavy rain | Weeks with 3+ wet days | Typical high by year |
|---|---|---|---|---|---|
| January | 0% | 19% | <1% | 15% | 8.8–12.3°C |
| February | 5% | 18% | <1% | 15% | 10.4–15.6°C |
| March | 30% | 26% | 4% | 28% | 15.5–20.9°C |
| April | 54% | 35% | 11% | 46% | 21.5–26.1°C |
| May | 59% | 43% | 15% | 57% | 25.1–29.5°C |
| June | 61% | 41% | 17% | 53% | 28.2–31.8°C |
| July | 70% | 31% | 15% | 35% | 31.9–35.5°C |
| August | 73% | 28% | 13% | 33% | 31.0–36.8°C |
| September | 65% | 37% | 14% | 51% | 26.0–30.5°C |
| October | 50% | 41% | 10% | 51% | 20.4–24.0°C |
| November | 21% | 28% | 5% | 29% | 15.4–18.9°C |
| December | <1% | 19% | 1% | 14% | 10.4–13.1°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
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