Climate averages 1991–2020
Rustavi weather
in May.
A warm, moderately wet month: the 5th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a warm month in Rustavi: daytime highs average 22.9°C and nights cool to about 11.9°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 45 mm of rain on roughly 10 days, which makes May a moderately wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 30 min on an average May day.
The nearest other city in this atlas is Tbilisi (19 km away). In May its highs average 21.5°C, 1.4°C cooler than Rustavi, with 111 mm of rain.
Among the 4 cities listed in Georgia, Rustavi ranks 1st of 4 for the warmest May highs and 1st of 4 for the driest May (rainfall, lowest first). The mean May high of those 4 cities is 22.0°C; Rustavi is 0.9°C warmer than that mean.
From May to June, average highs rise by 5.0°C to 28.0°C, and monthly rainfall falls from 45 mm to 26 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Rustavi climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 6.6°C-3.3°C | -3.3°C | 19 | 4.9 | 9.510 h |
| February | 8.0°C-2.5°C | -2.5°C | 22 | 5.4 | 10.611 h |
| March | 12.6°C1.6°C | 1.6°C | 40 | 8.1 | 11.912 h |
| April | 17.8°C6.8°C | 6.8°C | 52 | 9.6 | 13.313 h |
| May, selected | 22.9°C11.9°C | 11.9°C | 45 | 9.9 | 14.514 h |
| June | 28.0°C16.4°C | 16.4°C | 26 | 6.2 | 15.115 h |
| July | 31.3°C20.1°C | 20.1°C | 16 | 3.5 | 14.915 h |
| August | 31.4°C20.3°C | 20.3°C | 15 | 3.6 | 13.814 h |
| September | 26.0°C15.7°C | 15.7°C | 21 | 4.0 | 12.513 h |
| October | 19.6°C9.6°C | 9.6°C | 36 | 7.3 | 11.111 h |
| November | 12.5°C2.4°C | 2.4°C | 34 | 6.1 | 9.910 h |
| December | 7.6°C-2.3°C | -2.3°C | 22 | 5.0 | 9.29 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Tbilisi in MayGeorgia · 19 kmHigh 21.5°C · Low 11.0°C · 111 mm rain
- Vanadzor in MayArmenia · 93 kmHigh 16.5°C · Low 6.6°C · 168 mm rain
- Gyumri in MayArmenia · 128 kmHigh 16.5°C · Low 5.1°C · 119 mm rain
- Ganja in MayAzerbaijan · 152 kmHigh 21.2°C · Low 11.7°C · 96 mm rain
- Yerevan in MayArmenia · 159 kmHigh 20.4°C · Low 8.3°C · 39 mm rain
- Vladikavkaz in MayRussia · 166 kmHigh 18.1°C · Low 8.6°C · 157 mm rain
- Nazran in MayRussia · 186 kmHigh 19.3°C · Low 10.0°C · 98 mm rain
- Kars in MayTurkey · 192 kmHigh 16.4°C · Low 4.0°C · 126 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Rustavi) is explained once on the Rustavi year overview and on the Sources, method and limits page.