Nova Mutum climate — normals and trends

Nova Mutum (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 24.7 °C and it receives 1,455 mm of precipitation per year.

These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.

The warmest month is September (26.6 °C on average) and the coldest is June (23.5 °C). Rainfall peaks in January.

Nova Mutum averages 0 frost days, 204 hot days (≥ 30 °C) and 184 rainy days per year.

Nova Mutum has warmed by +1.1 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.

The hottest day of the period reached 40.8 °C (on 29 October 1963) and the coldest 5.6 °C (on 22 August 1965).

Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.

Climate normals · ERA5

Nova MutumMato Grosso

coords
-13.83°, -56.08°
period
19402025 · 86 yrs
AwTropical savannaWarmest monthSeptemberColdest monthJuneWettest monthJanuaryDriest monthJuly

Mean daily temperature

24.7°C

Average daily high

30.3°C

Average daily low

20.5°C

Annual rainfall

1,455mm

Sunshine / day

10.1h

Mean relative humidity

75%

Average peak wind

10.8km/h

Seasonal range

3.1°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

204 d/yr

Rainy days (≥ 1 mm)

184 d/yr

Annual snowfall

0.0 cm

Average feels-like high

34.4 °C

Average feels-like low

22.6 °C

Average peak gust

28.3 km/h

Tropical nights (≥ 20 °C)

270 d/yr

Solar radiation

18.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.1 °C

since 1940

+0.1 °C per decade · r² = 0.35 · p = < 0.001

1940Each stripe is one year, from 1940 (left) to 2025 (right). Blue = colder than the period average, red = warmer.2025

Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).

A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.

Records for the period

Hottest day

40.8 °C

29 October 1963

Coldest day

5.6 °C

22 August 1965

Wettest day

255 mm

13 January 1965

Windiest day

30.3 km/h

17 July 1975

Strongest gust

76.3 km/h

16 January 1965

Hottest feels-like

44.3 °C

16 October 2015

Coldest feels-like

1.7 °C

30 July 1955

Sunniest day

12.8 h

30 November 1940

YearHottest dayColdest dayAnnual meanRainfallHot daysFrost days
202539.4 °C13 September 202512.6 °C30 May 202525.3 °C1,162 mm2530
202438.8 °C6 October 202410.9 °C10 August 202425.9 °C1,156 mm2800
202338.7 °C19 October 20239.2 °C14 June 202326.0 °C1,027 mm2840
202237.6 °C13 September 20226.3 °C20 May 202225.1 °C1,183 mm2480
202138.7 °C21 September 20218.8 °C30 June 202125.2 °C1,258 mm2550
202039.7 °C5 October 20209.8 °C22 August 202025.8 °C1,047 mm2960
201938.8 °C17 September 201912.7 °C4 August 201925.6 °C1,216 mm2910
201837.1 °C8 September 201812.4 °C11 July 201824.7 °C1,607 mm2360
201737.7 °C8 September 20179.4 °C18 July 201725.3 °C1,330 mm2580
201637.2 °C11 September 201613.8 °C27 April 201625.2 °C1,541 mm2420
201537.4 °C18 September 201516.4 °C5 July 201525.5 °C1,347 mm2640
201437.1 °C14 October 201413.7 °C25 July 201425.0 °C1,615 mm2400
201336.6 °C27 September 20139.4 °C24 July 201324.9 °C1,787 mm2390
201237.6 °C3 September 201213.4 °C20 July 201225.0 °C1,261 mm2540
201138.2 °C26 September 201112.3 °C22 August 201125.1 °C1,505 mm2560
201038.3 °C17 September 201010.0 °C18 July 201025.4 °C1,360 mm2590
200935.9 °C17 September 200910.6 °C25 July 200925.2 °C1,366 mm2670
200837.6 °C14 October 200814.1 °C31 May 200824.8 °C1,605 mm2240
200737.0 °C1 October 200713.5 °C10 May 200725.3 °C1,435 mm2690
200635.8 °C12 September 200614.7 °C13 May 200625.0 °C1,559 mm2360
200536.4 °C21 September 200512.8 °C19 July 200525.0 °C1,425 mm2420
200436.9 °C18 September 200412.8 °C13 June 200424.9 °C1,224 mm2380
200335.4 °C21 October 200313.4 °C11 September 200324.7 °C1,324 mm2330
200236.1 °C8 October 200215.1 °C8 July 200225.7 °C1,246 mm2760
200136.6 °C7 September 200111.4 °C19 June 200125.1 °C1,278 mm2470
200036.6 °C23 September 20009.6 °C12 July 200024.9 °C1,196 mm2400
199936.2 °C5 September 19999.8 °C15 August 199924.9 °C1,498 mm2510
199836.6 °C21 August 199814.5 °C21 September 199825.3 °C1,396 mm2700
199737.2 °C12 October 199714.3 °C9 June 199724.9 °C1,551 mm2270
199636.5 °C16 September 19968.7 °C29 June 199624.6 °C1,419 mm2260
199536.8 °C3 September 199514.2 °C22 July 199524.6 °C1,401 mm2140
199435.5 °C7 November 19948.6 °C26 June 199424.5 °C1,439 mm2070
199334.2 °C12 November 19939.6 °C31 July 199324.3 °C1,378 mm2110
199233.5 °C27 August 199210.8 °C24 July 199224.1 °C1,856 mm1720
199135.3 °C13 September 199112.4 °C3 August 199124.3 °C1,632 mm2030
199035.1 °C14 October 19909.5 °C22 July 199024.5 °C1,582 mm2330
198935.8 °C6 October 19898.8 °C7 July 198924.3 °C1,563 mm2030
198838.0 °C25 September 198811.1 °C5 June 198824.6 °C1,522 mm2300
198736.3 °C17 October 198710.6 °C1 August 198724.9 °C1,273 mm2420
198634.9 °C24 September 198611.1 °C1 June 198624.5 °C1,370 mm2210
198535.2 °C7 September 19858.0 °C9 June 198524.3 °C1,436 mm1970
198436.1 °C10 October 19848.4 °C26 August 198424.3 °C1,399 mm2100
198335.3 °C29 September 198312.1 °C3 August 198324.5 °C1,584 mm2000
198234.4 °C28 August 198215.4 °C22 June 198224.5 °C1,640 mm1960
198135.2 °C29 August 19816.9 °C19 July 198124.3 °C1,369 mm2110
198035.3 °C23 October 198012.8 °C3 July 198024.6 °C1,460 mm2130
197934.6 °C2 October 19797.9 °C1 June 197924.2 °C1,470 mm2030
197835.8 °C6 October 19789.3 °C15 August 197824.4 °C1,412 mm2040
197735.2 °C21 August 19778.4 °C19 May 197724.3 °C1,642 mm2030
197635.0 °C17 September 197612.3 °C1 July 197623.8 °C1,629 mm1670
197534.9 °C4 September 19757.8 °C18 July 197524.2 °C1,158 mm2050
197435.8 °C28 September 197414.9 °C9 July 197424.1 °C1,405 mm1770
197334.8 °C20 August 197312.6 °C23 July 197324.7 °C1,412 mm2030
197235.2 °C23 October 197211.9 °C1 September 197224.7 °C1,376 mm2210
197134.9 °C19 September 197112.3 °C12 June 197123.8 °C1,419 mm1650
197035.5 °C23 August 197013.2 °C25 June 197024.6 °C1,668 mm2260
196935.5 °C14 September 19698.1 °C9 July 196924.8 °C1,028 mm2410
196834.4 °C10 October 196810.0 °C17 May 196823.9 °C1,243 mm1450
196736.4 °C26 September 196714.7 °C15 June 196724.4 °C1,226 mm1740
196638.1 °C13 September 196611.4 °C6 August 196624.4 °C1,551 mm1460
196537.9 °C18 September 19655.6 °C22 August 196523.9 °C3,250 mm1280
196436.4 °C27 August 196413.1 °C7 June 196424.1 °C1,678 mm990
196340.8 °C29 October 196313.6 °C7 August 196325.2 °C1,330 mm1680
196237.4 °C15 September 196211.1 °C7 July 196224.1 °C1,620 mm1260
196140.6 °C16 September 196111.6 °C15 June 196125.8 °C1,120 mm2470
196038.0 °C21 September 196010.7 °C21 May 196024.5 °C1,688 mm1470
195938.7 °C10 September 195913.9 °C8 June 195924.7 °C1,554 mm1740
195839.3 °C28 September 195814.2 °C29 May 195825.2 °C1,499 mm1980
195738.8 °C19 September 19579.5 °C20 July 195724.9 °C1,541 mm1740
195636.9 °C12 September 195611.8 °C6 June 195624.1 °C1,579 mm1160
195539.1 °C19 September 19556.9 °C31 July 195524.8 °C1,285 mm1710
195437.6 °C15 September 195413.3 °C5 July 195424.6 °C1,489 mm1760
195335.9 °C19 August 195313.9 °C6 July 195324.3 °C1,780 mm1210
195236.8 °C29 September 195214.9 °C4 May 195224.4 °C1,672 mm1410
195137.1 °C23 September 195114.7 °C1 June 195124.5 °C1,256 mm1570
195037.1 °C4 September 195014.2 °C3 August 195024.5 °C1,571 mm1440
194939.1 °C23 September 194912.9 °C15 May 194925.2 °C1,195 mm2170
194837.3 °C5 September 194813.1 °C1 June 194824.8 °C1,190 mm1720
194735.8 °C23 August 194713.1 °C15 July 194723.8 °C1,663 mm900
194636.4 °C26 August 194612.1 °C17 July 194624.3 °C1,381 mm1330
194537.3 °C7 September 194514.7 °C26 June 194524.0 °C2,139 mm980
194438.4 °C31 August 194416.0 °C11 July 194424.7 °C1,588 mm1550
194335.7 °C21 August 194312.6 °C12 June 194323.6 °C1,372 mm940
194238.7 °C16 November 19429.2 °C20 June 194224.9 °C892 mm2120
194135.9 °C11 October 194112.4 °C30 May 194124.3 °C1,551 mm1240
194036.1 °C7 September 194014.6 °C17 August 194024.0 °C1,762 mm1310

Normals computed over complete calendar years 1940–2025.

A specific year

Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?

Across the whole year

Average daily high
31.1 °C
+0.8 °C
Hot days (≥ 30 °C)
253 d/yr
+49
Frost days (< 0 °C)
0 d/yr
0
Annual rainfall
1162 mm
-293 mm

Month by month

Highvs. normalPrecipitationvs. normal
Jan29.3 °C+0.4 °C172 mm-86 mm
Feb29.4 °C+0.4 °C172 mm-58 mm
Mar30.3 °C+1.0 °C146 mm-57 mm
Apr29.8 °C+0.3 °C118 mm+11 mm
May30.3 °C+0.7 °C16 mm-18 mm
Jun30.9 °C+0.8 °C10 mm+5 mm
Jul31.3 °C+0.6 °C0 mm-4 mm
Aug33.5 °C+0.8 °C0 mm-9 mm
Sep35.1 °C+1.8 °C33 mm-16 mm
Oct33.1 °C+1.5 °C57 mm-76 mm
Nov31.4 °C+1.4 °C109 mm-82 mm
Dec29.1 °C+0.1 °C331 mm+96 mm

The year's extremes

Hottest day
39.4 °C
13 Sep 2025
Coldest day
12.6 °C
30 May 2025
Wettest day
57.0 mm
22 Dec 2025
Windiest day
22.3 km/h
9 Aug 2025
Strongest gust
47.5 km/h
22 Oct 2025
Hottest feels-like
40.1 °C
2 Nov 2025
Coldest feels-like
10.5 °C
1 Jul 2025
Sunniest day
12.8 h
1 Dec 2025

What was the weather like that day?

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Date

Frequently asked questions

What is the climate of Nova Mutum?

Nova Mutum has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 24.7 °C and it receives 1,455 mm of precipitation per year.

What is the hottest day ever recorded in Nova Mutum?

The hottest day measured in Nova Mutum between 1940 and 2025 was 29 October 1963, reaching 40.8 °C.

What is the coldest day in Nova Mutum?

The coldest day measured in Nova Mutum between 1940 and 2025 was 22 August 1965, at 5.6 °C.

Does it snow in Nova Mutum?

Almost never: Nova Mutum sees virtually no snow, with about 0 frost days per year.

Has the climate of Nova Mutum warmed?

Yes: Nova Mutum warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Nova Mutum?

The wettest day measured in Nova Mutum between 1940 and 2025 was 13 January 1965, with 255 mm of rain in 24 hours.

What was the windiest day in Nova Mutum?

The windiest day measured in Nova Mutum between 1940 and 2025 was 17 July 1975, with winds reaching 30.3 km/h.

What is the warmest month in Nova Mutum?

The warmest month in Nova Mutum is September (26.6 °C on average); the coldest is June (23.5 °C).

How much does it rain in Nova Mutum?

Nova Mutum receives on average 1,455 mm of precipitation per year, spread over about 184 rainy days.

Is it sunny in Nova Mutum?

Nova Mutum gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.

Are there tropical nights in Nova Mutum?

Yes: Nova Mutum has on average 270 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Nova Mutum?

In Nova Mutum, between 1940 and 2025, the highest apparent temperature reached 44.3 °C on 16 October 2015, and the lowest was 1.7 °C on 30 July 1955.

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