Monsanto weather in October

In October, Monsanto sees average daytime highs of 22°C and overnight lows near 13°C, with 99 mm of rain across 10.1 wet days and about 11 hours of daylight. It is the 6th-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 19°C by the end. The sky is clear or mostly clear about 37% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 18 min by month's end. Set against the rest of the year, October is Monsanto's 6th-clearest and 11th-windiest month. For the whole year in context, see Monsanto's year-round climate.

Daytime high
22°
6th warmest
Overnight low
13°
8th coldest
Rainfall
99 mm
10.1 wet days
Daylight
10 h 54 min
6:52 AM – 5:48 PM
Cloud cover
53%
6th clearest
Wind
12 km/h
11th windiest
Solar energy
3.5 kWh/m²
Travel score
6.6
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 24°C in the first days to 19°C by the end.

A typical October day in Monsanto reaches about 22°C in the afternoon and slips back to 13°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 26°C. Set against its neighbours, October runs about 4°C cooler than September and about 5°C warmer than November.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12414
22414
32414
42314
52314
62314
72314
82314
92313
102313
112213
122213
132213
142213
152213
162113
172113
182113
192113
202113
212113
222112
232012
242012
252012
262012
272012
282012
291912
301912
311911

Monsanto weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan13° / 8610.29.53.9
Feb15° / 658.110.44.7
Mar18° / 739.211.75.9
Apr19° / 10°8010.5136.1
May22° / 12°728.614.17.0
Jun25° / 14°203.914.78.1
Jul27° / 16°61.814.58.3
Aug28° / 16°102.513.57.8
Sep26° / 15°455.712.37.8
Oct22° / 13°9910.1116.6
Nov17° / 97119.85.2
Dec14° / 919.99.34.1

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 16% of October, with mostly cloudy or overcast conditions the remaining 47%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26436
36337
46337
56238
66139
76139
86040
95941
105842
115743
125644
135545
145446
155347
165248
175149
185149
195050
204951
214852
224852
234753
244753
254654
264555
274555
284357
294357
304456
314357

Chance of precipitation in October

Any precipitation

Monsanto gets around 99 mm of rain over 10.1 wet days in October, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 33% and peaks near 38% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
124
224
325
425
526
626
727
828
929
1030
1131
1232
1334
1435
1536
1636
1737
1837
1938
2038
2138
2238
2338
2438
2538
2638
2738
2838
2938
3038
3138

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the dry band about 52% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14438171
24537171
34636171
44735161
54835162
64935152
74934152
85034142
95234131
105234131
115234131
125234131
135334121
145334121
155334121
165334121
175334121
185334121
195334130
205334130
215334130
225433130
235433130
245433130
255532130
265532130
275731120
285731120
295930110
306029110
316228100

Wind in October

Winds average 12 km/h in October.

Across October, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over October. Sunrise moves from 6:36 AM to 7:08 AM, and sunset from 6:12 PM to 5:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:366:12
211.56:376:10
311.56:386:08
411.56:396:07
511.46:406:05
611.46:416:03
711.36:426:02
811.36:436:00
911.26:445:59
1011.26:455:57
1111.26:465:56
1211.16:475:54
1311.16:485:53
1411.06:495:51
1511.06:505:50
1610.96:525:48
1710.96:535:47
1810.96:545:45
1910.86:555:44
2010.86:565:43
2110.76:575:41
2210.76:585:40
2310.76:595:38
2410.67:005:37
2510.67:015:36
2610.57:035:35
2710.57:045:33
2810.57:055:32
2910.47:065:31
3010.47:075:30
3110.37:085:29

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.5 kWh/m².

For context, solar energy here swings from a low near 1.93 kWh/m² to a high of 7.53 kWh/m² in July across the year — October's 3.5 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.2Bright
44.2Bright
54.1Bright
64.1Bright
74.0Bright
84.0Moderate
93.9Moderate
103.8Moderate
113.8Moderate
123.7Moderate
133.6Moderate
143.6Moderate
153.5Moderate
163.4Moderate
173.4Moderate
183.3Moderate
193.3Moderate
203.2Moderate
213.2Moderate
223.1Moderate
233.1Moderate
243.0Moderate
253.0Moderate
262.9Moderate
272.9Moderate
282.9Moderate
292.8Moderate
302.8Moderate
312.8Moderate
Planning a trip in October

Hazard calendar for Monsanto

In seasonPeak

In October, Monsanto sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Monsanto's rainy season runs September–May, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is October a good time to visit Monsanto?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.6
Sightseeing
6th-best month of the year
4.4
Beach & pool
6th-best month of the year

October is a reasonable time to visit Monsanto for sightseeing.

What to pack for Monsanto in October

From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In October, Monsanto sees daytime highs around 22°C and nights near 13°C. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Monsanto in October

The nearest coast averages about 18°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 40 km away) is warmest in August at about 19°C and coldest in February near 14°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

12°14°16°18°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan15Bracing
Feb14Bracing
Mar14Bracing
Apr15Cool
May16Cool
Jun18Cool
Jul18Cool
Aug19Cool
Sep19Cool
Oct18Cool
Nov17Cool
Dec15Cool

UV index in Monsanto in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Monsanto peaks around July 14 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 14UV 9Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar6High
Apr7Very high
May7High
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct5Moderate
Nov2Moderate
Dec2Low
Location & terrain

Where is Monsanto?

Monsanto sits at 39.5°N, 8.7°W, 143 m above sea level, in Portugal. The nearest listed city is Torres Novas, 15 km away.

Topography around Monsanto

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Monsanto.

Within 3 km, the terrain around Monsanto has significant variations in elevation — a maximum elevation change of 312 m around an average of 152 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 668 m; within 80 km, large variations in elevation — a maximum elevation change of 1,078 m.

The land around Monsanto is covered by trees (57%) and grassland (29%) within 3 km, trees (45%) and grassland (39%) within 16 km, and trees (42%) and grassland (29%) within 80 km.

3 km
312 m
16 km
668 m
80 km
1,078 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Torres Novas 15 km · Entroncamento 21 km · Alcobaça 25 km · Santarém 25 km · Tomar 30 km · Leiria 32 km · Marinha Grande 37 km · Caldas da Rainha 37 km

Portugal travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E / F
230 V · 50 Hz
Prices
≈ 60% of US
price level, 2025
GDP per capita
$32,082
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
95%
of population, 2024
Homicide rate
0.7
per 100k, 2022
Road deaths
8.2
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 612
Religion
Catholic 68%not applicable 13%no religion 12%no response 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Monsanto (39.462°, -8.7118°, elevation 143 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).