Polonnaruwa weather in January 2026

Expect daytime maximum temperatures of 84°F in Polonnaruwa, Sri Lanka in January based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 5.9 inches of rainfall in the month.

  • 84°F maximum daytime temperature in January in Polonnaruwa84
    84°F max day temperature
  • 7 hours of sunshine per day
  • 6 days with some rainfall in January in Polonnaruwa6
    6 days with some rainfall
  • 73°F minimum night-time temperature in January in Polonnaruwa73
    73°F min night temperature
  • 12 hours of daylight per day in January in Polonnaruwa12
    12 hours of daylight per day
  • Moderate heat & humidity in January in PolonnaruwaM
    Moderate heat & humidity
  • 5.9 inches monthly rainfall in January in Polonnaruwa5.9
    5.9 inches of monthly rainfall
  • UV (maximum) index 11 (Extreme) in January in Polonnaruwa11
    11 (Extreme) UV index

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Polonnaruwa by month

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The January weather guide for Sri Lanka (Polonnaruwa) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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More about Sri Lanka

How hot is it in Polonnaruwa in January?

Daytime temperatures usually reach 84°F in Polonnaruwa in January with moderate heat and humidity, falling to 73°F at night.

How sunny is it in Polonnaruwa in January?

There are normally 7 hours of bright sunshine each day in Polonnaruwa in January - that's 58% of daylight hours.

Does it rain in Polonnaruwa in January?

There are usually 6 days with some rain in Polonnaruwa in January and the average monthly rainfall is 5.9 inches.

Polonnaruwa January sunrise & sunset times

Browse the sunrise and sunset times for Polonnaruwa in January 2026. Select a month to view Polonnaruwa sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 06:19 18:00
Friday, 16th January 2026 06:24 18:07
Saturday, 31st January 2026 06:26 18:13

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