Binjai weather in October

In October, Binjai has daytime highs averaging 29 °C, nights around 22 °C, with 30 wet days. Figures are 1991–2020 climate normals.

  1. Jan 24°
  2. Feb 25°
  3. Mar 25°
  4. Apr 26°
  5. May 26°
  6. Jun 26°
  7. Jul 26°
  8. Aug 26°
  9. Sep 25°
  10. Oct 25°
  11. Nov 24°
  12. Dec 24°

Daily temperatures through October

19° 26° 32° 18152229
Daily high Daily low Day of month on the horizontal axis. Highs peak at 29.5 °C and lows bottom out at 21.6 °C.

How October develops

Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.

Days Avg high Avg low Chance of rain
1–10 October 29.3 °C 21.8 °C 95 %
11–20 October 29.1 °C 21.8 °C 95 %
21–31 October 28.7 °C 21.8 °C 96 %
0% 50% 100% 1 5 10 15 20 25 30
Chance of a wet day (over 1 mm) by date in October. Wettest date over the 30 years: October 2, at 100 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure Typical October Share of the month
Days above 25 °C 31 of 31 99 %
Days above 30 °C 6.5 of 31 21 %
Days below 0 °C 0 of 31 0 %
Days with more than 1 mm rain 30 of 31 95 %

Conditions in October

MeasureAverage
Mean temperature 25 °C
Record high (1991–2020) 33 °C
Record low (1991–2020) 20 °C
Relative humidity 90 %
Wind speed 7.6 km/h
Cloud cover 93 %

October compared with the months around it

Month Avg high Rainfall Cloud
August 30.4 °C 228 mm 87 %
September 29.7 °C 313 mm 90 %
October 29.0 °C 350 mm 93 %
November 28.3 °C 370 mm 94 %
December 27.9 °C 354 mm 92 %

See all twelve months for Binjai

QuestionsOctober in Binjai, answered

How warm is Binjai in October?

Daily highs average 29 °C and nights fall to about 22 °C, a spread of 7.2 °C between afternoon and dawn. That makes October the 9th warmest month of the year here.

Does it rain much in Binjai in October?

October averages 350 mm of rain, spread over about 30 of the 31 days — 95 % of the month. Cloud cover averages 93 % of the sky.

How long are the days in October?

Binjai averages 12 hours between sunrise and sunset in October. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.