Weather forecast for tomorrowNismes, Guyana
Weather forecast for tomorrow
Thursday 29. Oct 2026
- 33°C
- 26°C
PM Thunderstorms
- Precip. probability: 54%
- Precipitation: 3mm
- Wind: 23km/hE 81°
- Humidity: 71%
- UV index: 11
- Sunrise: 05:39 -04
- Sunset: 17:33 -04
- details ▼
On Thursday, 29th of October, afternoon thunderstorms are expected, possibly with frequent lightning.
Minimal precipitation is anticipated for tomorrow. Temperatures are predicted to range from a maximum of a humid 33°C to a minimum of a warm 26°C.
The maximum heat index, which adjusts the air temperature based on humidity, is calculated to be a blisteringly hot 44°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
October's standard high of 32.9°C is predicted to be reached during the day.
Sunrise will be at 05:39 and sunset at 17:33; tomorrow's daylight will last for 11h and 54min.
Minimal precipitation is anticipated for tomorrow. Temperatures are predicted to range from a maximum of a humid 33°C to a minimum of a warm 26°C.
The maximum heat index, which adjusts the air temperature based on humidity, is calculated to be a blisteringly hot 44°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
October's standard high of 32.9°C is predicted to be reached during the day.
Sunrise will be at 05:39 and sunset at 17:33; tomorrow's daylight will last for 11h and 54min.
Hourly overview
Hourly temperatures
Warmest period: 12h - 15h 39°C.
Coldest hour: 6h 30°C.
Coldest hour: 6h 30°C.
Chance of precipitation
Highest chance: 12h 37%.
Hourly weather forecast
- 0h
- 27°C
- Feels like:32°C
Mostly Cloudy
- Precip. probability: 2%
- Precipitation: 0mm
- Wind: 8km/hENE 61°
- Humidity: 90%
- Pressure: 1011mbar
- Visibility: 16km
- UV index: 0
- details ▼
- 2h
- 27°C
- Feels like:32°C
Partly Cloudy
- Precip. probability: 11%
- Precipitation: 0mm
- Wind: 7km/hENE 62°
- Humidity: 90%
- Pressure: 1010mbar
- Visibility: 15km
- UV index: 0
- details ▼
- 4h
- 26°C
- Feels like:31°C
Partly Cloudy
- Precip. probability: 9%
- Precipitation: 0mm
- Wind: 7km/hENE 78°
- Humidity: 91%
- Pressure: 1010mbar
- Visibility: 16km
- UV index: 0
- details ▼
Sunrise: 05:39
- 6h
- 26°C
- Feels like:30°C
Partly Cloudy
- Precip. probability: 12%
- Precipitation: 0mm
- Wind: 7km/hESE 103°
- Humidity: 91%
- Pressure: 1012mbar
- Visibility: 15km
- UV index: 0
- details ▼
- 8h
- 30°C
- Feels like:36°C
Partly Cloudy
- Precip. probability: 11%
- Precipitation: 0mm
- Wind: 11km/hE 94°
- Humidity: 77%
- Pressure: 1013mbar
- Visibility: 16km
- UV index: 3
- details ▼
- 10h
- 31°C
- Feels like:38°C
Mostly Cloudy
- Precip. probability: 17%
- Precipitation: 0mm
- Wind: 16km/hE 85°
- Humidity: 68%
- Pressure: 1013mbar
- Visibility: 16km
- UV index: 9
- details ▼
- 12h
- 32°C
- Feels like:39°C
Showers
- Precip. probability: 37%
- Precipitation: 1mm
- Wind: 19km/hE 79°
- Humidity: 64%
- Pressure: 1011mbar
- Visibility: 11km
- UV index: 11
- details ▼
- 14h
- 32°C
- Feels like:39°C
Scattered Thunderstorms
- Precip. probability: 37%
- Precipitation: 1mm
- Wind: 22km/hENE 75°
- Humidity: 68%
- Pressure: 1009mbar
- Visibility: 11km
- UV index: 7
- details ▼
- 16h
- 31°C
- Feels like:38°C
Partly Cloudy
- Precip. probability: 18%
- Precipitation: 0mm
- Wind: 23km/hENE 75°
- Humidity: 69%
- Pressure: 1009mbar
- Visibility: 16km
- UV index: 1
- details ▼
Sunset: 17:33
- 18h
- 29°C
- Feels like:35°C
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0mm
- Wind: 17km/hENE 75°
- Humidity: 80%
- Pressure: 1010mbar
- Visibility: 16km
- UV index: 0
- details ▼
- 20h
- 29°C
- Feels like:35°C
Partly Cloudy
- Precip. probability: 6%
- Precipitation: 0mm
- Wind: 13km/hENE 77°
- Humidity: 84%
- Pressure: 1011mbar
- Visibility: 16km
- UV index: 0
- details ▼
- 22h
- 28°C
- Feels like:34°C
Clear
- Precip. probability: 6%
- Precipitation: 0mm
- Wind: 11km/hENE 77°
- Humidity: 87%
- Pressure: 1011mbar
- Visibility: 16km
- UV index: 0
- details ▼
Tomorrow, a combination of primarily cloudy and occasionally turbulent and damp weather is expected.
With minimal precipitation of 1mm, rainfall is predicted from 12h to 15h.
The temperature will vary between a minimum of 26°C and a maximum of 32°C. The feels-like temperature will vary between the lowest temperature of 30°C and the highest temperature of 39°C. The hottest part of the day will be from 11h to 15h.
The maximum temperature will be consistent with the average high of 32.9°C in October. The nighttime low will be also a few degrees higher than the typical October minimum temperature of 23.5°C.
With minimal precipitation of 1mm, rainfall is predicted from 12h to 15h.
The temperature will vary between a minimum of 26°C and a maximum of 32°C. The feels-like temperature will vary between the lowest temperature of 30°C and the highest temperature of 39°C. The hottest part of the day will be from 11h to 15h.
The maximum temperature will be consistent with the average high of 32.9°C in October. The nighttime low will be also a few degrees higher than the typical October minimum temperature of 23.5°C.
Updated: Oct 28, 2026 @ 22:00:11 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
On Thursday, isolated thunderstorms are expected with brief heavy rain.
There is a high probability of rainfall. Precipitation will be minimal.
Tomorrow, the highest temperature will be 33°C, while the lowest temperature will be 26°C. The maximum heat index, which combines air temperature and relative humidity, is assessed at 44°C.
The maximum temperature will be in line with the average highest temperature of 32.9°C in October. The lowest temperature will be relatively higher than the average low of 23.5°C.
The maximum temperature will be in line with the average highest temperature of 32.9°C in October. The lowest temperature will be relatively higher than the average low of 23.5°C.
On Thursday, in Nismes, sunrise will be at 05:39 and sunset at 17:33 (-04).
In Nismes, the length of the day tomorrow will be 11h and 54min.





