Mata-Utu weather in July

In July, Mata-Utu has daytime highs averaging 27 °C, nights around 26 °C, with 19 wet days, and a sea temperature of 28 °C. Figures are 1991–2020 climate normals.

  1. Jan 27°
  2. Feb 27°
  3. Mar 27°
  4. Apr 27°
  5. May 27°
  6. Jun 27°
  7. Jul 27°
  8. Aug 26°
  9. Sep 26°
  10. Oct 27°
  11. Nov 27°
  12. Dec 27°

Daily temperatures through July

23°27°30°18152229
Daily highDaily low Day of month on the horizontal axis. Highs peak at 27.4 °C and lows bottom out at 25.5 °C.

How July 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.

DaysAvg highAvg lowChance of rain
1–10 July27.3 °C26.0 °C61 %
11–20 July27.1 °C25.8 °C59 %
21–31 July27.1 °C25.8 °C62 %
0%50%100%151015202530
Chance of a wet day (over 1 mm) by date in July. Wettest date over the 30 years: July 27, at 80 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure Typical July Share of the month
Days above 25 °C 31 of 31 100 %
Days above 30 °C 0 of 31 0 %
Days below 0 °C 0 of 31 0 %
Days with more than 1 mm rain 19 of 31 61 %

Conditions in July

MeasureAverage
Mean temperature 27 °C
Record high (1991–2020) 29 °C
Record low (1991–2020) 24 °C
Relative humidity 81 %
Wind speed 31 km/h
Cloud cover 52 %

July compared with the months around it

Month Avg high Rainfall Cloud
May 27.9 °C 183 mm 61 %
June 27.6 °C 146 mm 57 %
July 27.2 °C 121 mm 52 %
August 27.1 °C 114 mm 51 %
September 27.1 °C 146 mm 54 %

See all twelve months for Mata-Utu

Nearby destinations in July

Destination Avg high Wet days Sea
Mata-Utu 27 °C 19 28
Apia 28 °C 20 28
Pago Pago 26 °C 17 28

QuestionsJuly in Mata-Utu, answered

How warm is Mata-Utu in July?

Daily highs average 27 °C and nights fall to about 26 °C, a spread of 1.3 °C between afternoon and dawn. That makes July the 10th warmest month of the year here.

Does it rain much in Mata-Utu in July?

July averages 121 mm of rain, spread over about 19 of the 31 days — 61 % of the month. Cloud cover averages 52 % of the sky.

Is the sea warm enough to swim in July?

The sea averages 28 °C off Mata-Utu in July. Most people find water below 20 °C bracing and above 25 °C comfortable for a long swim; this figure is a monthly surface average, so a sheltered bay on a still afternoon can be warmer.

How long are the days in July?

Mata-Utu averages 11 hours between sunrise and sunset in July. 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.